One Storey Extension: A Guide to Home Extension Planning

One of the most effective ways to boost your home’s value and enhance your living space is by adding a one storey extension.

With the rise in demand for single-storey home improvements, it’s no surprise that one storey extensions have become a popular choice among homeowners.

Whether you’re looking to create a home office, increase storage, or add a new living space, a one storey extension can be a game-changer.

Introduction to One Storey Extensions

When it comes to transforming your home’s layout and usability, a one storey extension is a popular choice among homeowners.

It provides a straightforward and cost-effective solution for improving your quality of life.

This guide will explore the intricacies of designing and building a single-storey extension, discussing its benefits, differences from double-storey extensions, and what to expect during construction.

From common reasons for adding a one storey extension to its cost-effectiveness and design flexibility, this section will offer a comprehensive overview of its advantages.

Understanding One Storey Extensions

When planning a home extension, one storey extensions are favored by many homeowners for their straightforward construction process and their ability to significantly enhance a home’s layout without increasing its height. Let’s delve into the details.

Definition of a one storey extension

A one storey extension is an addition to a home that extends the existing footprint on one level. It typically involves constructing new walls, floors, and roofs, making it a preferred choice for its simplicity and cost-effectiveness compared to multi-storey additions.

Common reasons for adding a one storey extension

Homeowners choose one storey extensions for several reasons. Primarily, they are cost-effective, generally less expensive per square meter than double-storey extensions, which makes them appealing for those on a budget. They also provide greater design flexibility regarding layouts and ceiling heights, enabling open-plan living spaces and various room configurations. This flexibility is especially valuable for families needing wheelchair access or additional bedrooms without complex structural changes.

Homeowners choose one storey extensions for several reasons. Primarily, they are cost-effective, generally less expensive per square meter than double-storey extensions, which makes them appealing for those on a budget. They also provide greater design flexibility regarding layouts and ceiling heights, enabling open-plan living spaces and various room configurations. This flexibility is especially valuable for families needing wheelchair access or additional bedrooms without complex structural changes.

There are several reasons why homeowners often opt for one storey extensions. One of the primary reasons is cost-effectiveness. Compared to double-storey extensions, one storey extensions are generally less expensive per square meter, making them an attractive option for homeowners on a budget. Additionally, one storey extensions offer more design flexibility in terms of layouts and ceiling heights, allowing for open-plan living spaces and various room shapes. This design flexibility is particularly beneficial for families requiring wheelchair access or additional bedrooms without the need for complex structural changes.

There are several reasons why homeowners often opt for one storey extensions. One of the primary reasons is cost-effectiveness. Compared to double-storey extensions, one storey extensions are generally less expensive per square meter, making them an attractive option for homeowners on a budget. Additionally, one storey extensions offer more design flexibility in terms of layouts and ceiling heights, allowing for open-plan living spaces and various room shapes. This design flexibility is particularly beneficial for families requiring wheelchair access or additional bedrooms without the need for complex structural changes.

Differences compared to multi-storey extensions

Differences compared to multi-storey extensionsDifferences compared to multi-storey extensions

One storey extensions differ significantly from multi-storey extensions, which involve extending the home to include one or more additional floors. The primary difference between the two lies in their height and structural complexity. Multi-storey extensions require more complex foundations, structural work, and structural engineering, which can increase the cost and disruption to the homeowner’s daily life. In contrast, one storey extensions are generally simpler in design and construction, making them more suitable for homeowners who want to improve their existing home without incurring significant costs or disruptions.

One storey extensions differ significantly from multi-storey extensions, which involve extending the home to include one or more additional floors. The primary difference between the two lies in their height and structural complexity. Multi-storey extensions require more complex foundations, structural work, and structural engineering, which can increase the cost and disruption to the homeowner’s daily life. In contrast, one storey extensions are generally simpler in design and construction, making them more suitable for homeowners who want to improve their existing home without incurring significant costs or disruptions.

Overall, one storey extensions are a common and effective way for homeowners to improve their living space, enhance their home’s layout and usability, and increase its value. With proper planning, design, and execution, a one storey extension can be a great addition to any home, providing a boost to the overall quality of life without the complexity and cost associated with multi-storey extensions.

Overall, one storey extensions are a common and effective way for homeowners to improve their living space, enhance their home’s layout and usability, and increase its value. With proper planning, design, and execution, a one storey extension can be a great addition to any home, providing a boost to the overall quality of life without the complexity and cost associated with multi-storey extensions.

Benefits of One Storey Extensions

When it comes to extending your home, one storey extensions are an increasingly popular choice for homeowners seeking to add valuable extra space without the complexity and cost associated with double-storey extensions. At its core, a one storey extension is an expansion of an existing home that extends the ground floor horizontally. This type of extension offers several benefits, making it an attractive option for those looking to enhance their living space.

Cost-effectiveness compared to double-storey extensions

One of the most significant advantages of one storey extensions is their cost-effectiveness compared to double-storey extensions. This is primarily due to the simpler construction process, which requires less structural work and foundation work. Studies suggest that one storey extensions are generally less expensive per square meter, with costs ranging between £1,500 to £2,400, making them a more affordable option for homeowners. This financial advantage is accompanied by the potential to save even more money with DIY options, which can be implemented during the construction process.

One storey extensions are simpler to plan and build compared to double-storey options. This simplicity minimizes both the time taken for construction and the overall disruption to your home life, making them an appealing choice for many homeowners.

Simplicity of Design and Construction

One storey extensions are simpler to plan and build compared to double-storey options. This simplicity minimizes both the time taken for construction and the overall disruption to your home life, making them an appealing choice for many homeowners.

One storey extensions provide cost-effectiveness while offering a high degree of design flexibility. Homeowners can modify the ground floor layout to suit their existing architecture, creating open-plan spaces that enhance usability. These horizontal extensions require less disruption to the existing structure, allowing for a seamless integration with minimal alteration to the home’s facade or existing interior layout. This flexibility makes one storey extensions appropriate for various architectural styles, ensuring that new spaces complement the existing aesthetic of the home.

Less Disruption During the Build Process

One storey extensions cause relatively little disruption to the homeowner’s daily life. As these extensions are constructed on the same floor as the existing structure, they do not entail extensive renovations like double-storey extensions. This leads to reduced disturbances and allows homeowners to maintain a smoother workflow during construction. Importantly, homeowners can continue to live in their property throughout the building process, making one storey extensions an ideal option for creating extra space without significantly interrupting their lifestyle.

Planning one storey extensions involves understanding the complexities of planning permissions, which can initially seem daunting. However, by familiarizing yourself with the essential guidelines and permitted development rights, you can ensure your project is compliant with local regulations and built to code. This section will guide you through the planning application process, highlighting important design considerations and material choices that will help your new extension blend seamlessly with your existing home, creating a cohesive visual appeal.

Planning one storey extensions involves understanding the complexities of planning permissions, which can initially seem daunting. However, by familiarizing yourself with the essential guidelines and permitted development rights, you can ensure your project is compliant with local regulations and built to code.

Planning Permission Guidelines for One Storey Extensions

Planning Permission Guidelines for One Storey Extensions

Planning Permission Guidelines for One Storey Extensions

Understanding the planning permission guidelines is crucial for the success of one storey extension projects. In the UK, single storey extensions may need planning permission if they exceed certain dimensions, such as extending toward a road or increasing the overall height of your building.

To determine if your one storey extension requires planning permission, consider the size and location of the proposed extension. If it occupies more than half the land surrounding the house, or extends towards a road, you might need a planning application. Additionally, extensions taller than two storeys or larger than 8m from a detached house (or 6m from an attached house) will likely require planning permission.

To determine whether your one storey extension requires planning permission, you’ll need to assess the size and location of the extension. If the extension is more than half the area of land surrounding the home, or if it extends towards a road, you may need to submit a planning application. Additionally, if your extension is higher than two storeys or larger than 8m in any direction from a detached house or 6m from an attached house, you’ll likely need to obtain planning permission.

To determine whether your one storey extension requires planning permission, you’ll need to assess the size and location of the extension. If the extension is more than half the area of land surrounding the home, or if it extends towards a road, you may need to submit a planning application. Additionally, if your extension is higher than two storeys or larger than 8m in any direction from a detached house or 6m from an attached house, you’ll likely need to obtain planning permission.

Permitted development rights apply to single storey extensions, allowing homeowners to build extensions up to certain sizes and distances from the property’s boundaries without needing planning permission. For instance, you can build a single storey extension that is 4m or more from the rear of an attached house or 3m or more from the rear of a detached house. If your extension exceeds these permitted distances or is more than 3 storeys high, a planning application is necessary.

Permitted development rights apply to single storey extensions, allowing homeowners to build extensions up to certain sizes and distances from the property’s boundaries without needing planning permission. For instance, you can build a single storey extension that is 4m or more from the rear of an attached house or 3m or more from the rear of a detached house. If your extension exceeds these permitted distances or is more than 3 storeys high, a planning application is necessary.

To successfully navigate the planning application process, gather all necessary documentation. This includes design plans, supporting images, and a detailed explanation of the extension’s purpose and benefits. Submit your application to the local planning authority, which will review it to ensure compliance with local planning policies and regulations.

To successfully navigate the planning application process, gather all necessary documentation. This includes design plans, supporting images, and a detailed explanation of the extension’s purpose and benefits. Submit your application to the local planning authority, which will review it to ensure compliance with local planning policies and regulations.

Consider the design of your one storey extension carefully. The design should integrate with existing spaces, consider natural light, and use materials that match the original house’s aesthetic. Incorporate features such as large windows, sliding glass doors, and outdoor living spaces to enhance natural light and outdoor connections.

Consider the design of your one storey extension carefully. The design should integrate with existing spaces, consider natural light, and use materials that match the original house’s aesthetic.

Criteria for Requiring Planning Permission

  • Extending more than half the area of land surrounding the home
  • Extending more than half the area of land surrounding the home
  • Extending towards a road or a neighboring property
  • Extending towards a road or a neighboring property
  • Increasing the overall height of the building by more than 2 storeys
  • Increasing the overall height of the building by more than 2 storeys
  • Building a larger extension than the permitted development rights allow
  • Building a larger extension than the permitted development rights allow
  • Building a second storey extension

Permitted Development Rights for Single Storey Extensions

  • Building a single storey extension up to 4m from the rear of an attached house
  • Building a single storey extension up to 4m from the rear of an attached house
  • Building a single storey extension up to 3m from the rear of a detached house
  • Building a single storey extension up to 3m from the rear of a detached house
  • Building a single storey extension larger than 3 storeys in height
  • Building a single storey extension larger than 3 storeys in height
  • Building a single storey extension that extends more than 6m from the rear of an attached house or 8m from a detached house
  • Building a single storey extension that extends more than 6m from the rear of an attached house or 8m from a detached house

By understanding the planning permission guidelines and permitted development rights, you can ensure that your one storey extension is built to code and compliant with local regulations. Consider the design and layout of your extension to ensure it integrates with your existing home and meets your needs.

Design Considerations

When planning a one-storey extension, it is essential to consider the design for seamless integration with the existing home. Align the new extension with the original structure’s architectural style, including materials, colors, and details like molding. Matching the existing design enhances aesthetic appeal and creates a sense of continuity.

Incorporating natural light and outdoor connections can significantly enhance the functionality and livability of the extended space. Large windows, sliding glass doors, and skylights maximize natural light, creating a harmonious transition between indoor and outdoor spaces. This design fosters a deep connection with nature and promotes well-being, making it ideal for alfresco dining and relaxation.

Another critical factor is material choices. Matching the original structure’s materials contributes to a cohesive look and smooth transition between old and new parts of the home. Consider durability, maintenance, and sustainability of materials, incorporating locally sourced options like reclaimed wood or brick, which add character and reduce carbon footprints. Prioritizing eco-friendly materials and energy-efficient solutions enhances the space and promotes a sustainable future.

Material choices are a critical factor in creating a cohesive look and smooth transition between old and new parts of the home. Matching the original structure’s materials contributes to a cohesive look.

Consider durability, maintenance, and sustainability of materials, incorporating locally sourced options like reclaimed wood or brick, which add character and reduce carbon footprints.

Incorporating eco-friendly materials and energy-efficient solutions enhances the space and promotes a sustainable future.

By focusing on integrative design, utilizing natural light, and choosing materials that match the original structure, one-storey extensions can be transformed into seamless additions that enhance livability, aesthetic appeal, and environmental sustainability.

Cost and Budgeting is a crucial aspect of home improvement projects.

When contemplating a one storey extension, it’s essential to unravel the costs involved in adding a new living space to your home. From estimating the cost per square meter to accounting for hidden fees and DIY options, understanding the true cost of your extension is crucial to creating a realistic budget.

Understanding Extension Costs

When considering a one storey extension, it’s essential to understand the costs involved. One key aspect is the estimated cost per square meter, which can vary depending on location, materials, and the design’s complexity.

In the UK, a basic single-storey extension can cost around £40,000 to £54,000, with a common estimate of £2,000 to £2,800 per square meter. However, this can range from £1,500 to £2,400 per square meter, depending on the build quality and location.

When considering a one-storey extension, it’s essential to understand the costs involved.

One key aspect is the estimated cost per square meter, which can vary depending on location, materials, and the design’s complexity.

In the UK, a basic single-storey extension can cost around £40,000 to £54,000, with a common estimate of £2,000 to £2,800 per square meter.

However, this can range from £1,500 to £2,400 per square meter, depending on the build quality and location.

Factors affecting total costs include the use of materials, labor, architectural fees, and planning applications.

These costs can be broken down into several components: materials, labor for construction, electrical and plumbing work, and professional design fees.

For example, the cost of materials such as bricks, mortar, and insulation can range from £10 to £20 per square meter, while labor costs can add an additional £30 to £50 per square meter.

Architectural fees, planning applications, and building regulations can add an additional 10-15% to the total cost.

To put these costs into perspective, here are some examples of potential costs for extending a one storey.

  • A simple single-storey extension to a 100 sq m area might cost around £200,000, including all necessary materials, labor, and professional fees.
  • A more complex single-storey extension that requires additional services like double glazing, boiler upgrade, or the installation of lighting and electrical systems might cost £250,000 to £500,000 or more.
  • For example, a single-storey home extension might weigh around 50-60% more than the original, necessitating sturdy side and concrete reinforcement.
  • For example, a single-storey home extension might weigh around 50-60% more than the original, so it will miss the sturdy side and concrete reinforcement.

    In contrast to double-storey extensions, one-storey additions are generally less expensive per square meter and offer more design flexibility in terms of layouts and ceiling heights. This makes them a popular choice for homeowners looking to add extra living space without breaking the bank.

    Additionally, one-storey extensions are typically faster to build and cause less disruption to the homeowner’s daily life, allowing them to remain in the home during construction. While this can be a beneficial aspect for homeowners, it’s essential to consider the potential impact on local traffic, noise levels, and overall community standards.

    Overall Cost Breakdown:

    Overall Cost Breakdown:

    Component Cost Range Materials £10-£20 per sq m Labor £30-£50 per sq m Architectural Fees 10-15% Planning Applications 5-10% Total Cost £200,000-£1 million+

    Materials costs can include the cost of bricks, mortar, insulation, windows, and roofing materials.

    Labor costs will depend on the complexity of the design, the size of the extension, and the contractor’s rates.

    Professional fees, such as architectural fees, planning applications, and building regulations, typically add 10-15% to the total cost.

    Additionally, consider any hidden costs, such as permits, fees for utility connections, or inspections.

    One way to reduce costs is to consider DIY options, which can help save thousands of pounds.

    However, it’s crucial to be realistic about your ability to undertake certain aspects of the project.

    For example, electrical and plumbing work are often best left to professionals.

    If you do decide to take on DIY work, make sure to factor in the cost of tools, materials, and any potential mistakes that may need to be rectified.

    Another important consideration is the impact of the extension on your daily life.

    While it’s possible to remain in the home during construction, you may need to find alternative accommodation for a short period.

    This should be factored into your budget, along with any expenses related to temporary accommodation, such as hotel bills or renting a separate property.

    By taking the time to carefully consider each aspect of the budget, you can create a realistic and achievable budget for your one storey extension project. This will help ensure that your dream extension becomes a reality without breaking the bank.

    Construction Process

    Now that you’ve decided to embark on your one storey extension journey, it’s essential to understand the construction process that will bring your vision to life. The construction process of a one storey extension is a complex and time-consuming journey that requires careful planning, coordination, and execution. In this section, we’ll delve into the typical timeline, key phases, and crucial elements that make up the construction process, including working with professionals, managing timelines and expectations, and navigating local authorities and inspectors to ensure a seamless and successful project.

    Timeline of Construction

    A typical one storey extension project involves a specific construction timeline, which varies depending on the complexity of the project, weather conditions, and the experience of the contractors. On average, a one storey extension project can take around 2-4 months to complete, with the following key phases involved:

    Typical Duration of a One Storey Extension Project

    Typical Duration of a One Storey Extension ProjectTypical Duration of a One Storey Extension Project

    The construction process of a one storey extension begins with planning permission, which can take anywhere from 2-20 weeks, depending on the complexity of the project and the speed at which the authorities process the application. Once planning permission is obtained, the site is prepared for construction, which includes removing any existing structures, clearing the land, and laying down new foundations.

    Key Phases of the Building Process

    The key phases of the building process include preparing the site, constructing external walls, installing roof structures, and putting in plumbing, electrical, and heating systems. Windows and doors are installed next, followed by finishing the interior with plastering, tiling, painting, and second-fix electrics. Effective timeline management is crucial to keep the project on track and align with client expectations.

    Managing Timelines and Expectations

    Effective communication with contractors, architects, and local authorities is vital for a smooth construction process. Regular updates and meetings can reduce the risk of delays and cost overruns. Additionally, setting realistic expectations with clients ensures they understand what to expect throughout the construction process, facilitating a successful project outcome.

    Effective communication with contractors, architects, and local authorities is vital for a smooth construction process. Regular updates and meetings can reduce the risk of delays and cost overruns. Additionally, setting realistic expectations with clients ensures they understand what to expect throughout the construction process, facilitating a successful project outcome.

    Working with Professionals: The Key to a Seamless One Storey Extension Process

    Working with Professionals: The Key to a Seamless One Storey Extension Process

    For a successful one storey extension, collaborating with qualified professionals is critical. This section highlights the significance of choosing experienced builders and contractors, the essential role of architects in the design process, and the importance of aligning with local authorities and building inspectors.

    Choosing the Right Builders and Contractors

    Selecting the right builders and contractors is crucial for a successful one storey extension. Look for companies with a proven track record and solid communication skills. Gather multiple quotes, check references, and inquire about their experience with single storey extensions to ensure you choose a capable professional who can guide you through the process and meet budget and timeline requirements.

    Importance of Architects in Planning and Design

    An architect plays a vital role in planning and designing your one-storey extension. They can help you create a bespoke design that integrates seamlessly with your existing home, taking into account your lifestyle, budget, and local building regulations.

    They can also help you navigate the planning application process, ensuring that your extension complies with all necessary regulations and restrictions.

    Additionally, they can provide valuable advice on design considerations such as natural light, outdoor connections, and material choices that match the original structure.

    By working with an architect, you can ensure that your extension is not only functional but also aesthetically pleasing and tailored to your specific needs.

    Coordinating with local authorities and inspectors is crucial after your one-storey extension is built.

    Ensure compliance with all necessary building regulations and standards by submitting plans for approval and allowing inspectors to review your extension.

    A proficient builder or contractor will manage this process for you, addressing any issues or concerns that arise efficiently.

    By collaborating with experienced professionals, you can avoid delays and costly rework, guaranteeing your extension is completed to the highest standards.

    One storey extensions offer a cost-effective way to enhance living spaces without the expense of a double-storey addition.

    Key factors fueling their popularity include economic efficiency, sustainability, energy-saving innovations, and the rise of open-plan layouts.

    By investing in a one storey extension, homeowners can not only increase their property value but also create a more comfortable living environment.

    Recent trends in one storey extensions have shown exciting developments that cater to modern lifestyles.

    Expect innovative designs that maximize space and functionality while maintaining aesthetic appeal.

    Whether it’s eco-friendly materials or smart home technology integration, the focus is on creating comfortable, stylish, and sustainable living areas that meet the evolving needs of homeowners.

    The popularity of one storey extensions has been on the rise in recent years, driven by economic factors and an increasing focus on sustainability and energy efficiency.

    One of the key reasons for this growth is the cost-effectiveness of these extensions compared to double-storey additions.

    With the ability to create valuable extra space, improve the flow of natural light, and enhance the functionality of a home, single storey extensions are becoming an increasingly popular choice for homeowners.

    The popularity of one storey extensions has been on the rise in recent years, driven by economic factors and an increasing focus on sustainability and energy efficiency.

    One of the key reasons for this growth is the cost-effectiveness of these extensions compared to double-storey additions. With the ability to create valuable extra space, improve the flow of natural light, and enhance the functionality of a home, single storey extensions are becoming an increasingly popular choice for homeowners.

    Another trend in one storey extensions is the increasing focus on sustainability and energy efficiency. Green roofs and orangery-style roofs with glazed elements are becoming more popular for their aesthetic appeal and energy efficiency.

    These designs not only provide a unique look but also help reduce heat loss and improve the overall energy efficiency of the home. Additionally, innovative design options such as open-plan layouts are becoming more popular, allowing homeowners to create a more modern and functional living space.

    In terms of design, one storey extensions offer more flexibility in layouts and ceiling heights. This flexibility allows for open-plan living spaces and various room shapes, making it easier to integrate the extension with the existing home design for a cohesive look.

    Furthermore, the simplicity of design and construction makes one storey extensions a more accessible option. Homeowners experience less disruption during the build process, and they can remain in the home while construction is underway, maximizing their use of existing space.

    Open-plan layouts and various room shapes are becoming increasingly popular for one storey extensions, allowing homeowners to create a more modern and functional living space.

    In terms of design, one storey extensions offer more flexibility in layouts and ceiling heights, making them a popular choice for homeowners who want to create a cohesive look with their existing home design.

    One storey extensions are a great way to add valuable extra space to a home without the need for complex design or construction.

    With the ability to create a more modern and functional living space, one storey extensions are becoming an increasingly popular choice for homeowners who want to enhance the functionality of their home.

    Future Implications of One Storey Extensions

    Future Implications of One Storey ExtensionsFuture Implications of One Storey Extensions

    As the trend of single storey extensions continues to gain momentum, it is essential to consider the potential implications of this home improvement decision.

    One of the key advantages of a one storey extension is its adaptability for future needs.

    By designing the extension with flexibility in mind, homeowners can create a space that accommodates changing family dynamics and evolving lifestyles.

    For instance, a single storey extension can easily be expanded or renovated in the future without compromising the structural integrity of the existing home.

    Another significant implication of one storey extensions is the potential for increased resale value.

    A well-designed and well-executed single storey extension can enhance the curb appeal and functionality of a home, making it more attractive to potential buyers.

    According to recent research, a single storey extension can recoup up to 80% of its cost at resale, making it a smart investment.

    Furthermore, it can also be designed to accommodate future expansions, such as adding a second storey or creating a separate living area.

    Another significant implication of one storey extensions is the potential for increased resale value. A well-designed and well-executed single storey extension can significantly enhance the curb appeal and functionality of a home, making it more attractive to potential buyers. According to recent research, a single storey extension can recoup up to 80% of its cost at resale, making it a smart investment for homeowners. Furthermore, a one storey extension can also be designed to accommodate future expansions, such as adding a second storey or creating a separate living area. This forward-thinking approach not only increases the property’s potential value but also provides homeowners with a more flexible and livable space.

    A well-designed and well-executed single storey extension can significantly enhance the curb appeal and functionality of a home, making it more attractive to potential buyers. According to recent research, a single storey extension can recoup up to 80% of its cost at resale, making it a smart investment for homeowners. Furthermore, a one storey extension can also be designed to accommodate future expansions, such as adding a second storey or creating a separate living area. This forward-thinking approach not only increases the property’s potential value but also provides homeowners with a more flexible and livable space.

    By creating additional living space, single storey extensions can improve family dynamics, encourage social interaction, and foster a sense of community. For families with larger households or children, a single storey extension can provide a dedicated space for play, relaxation, and leisure activities. Whether it’s a home office, a guest room, or a hobby room, a one storey extension can be customized to meet the unique needs and preferences of its inhabitants.

    For families with larger households or children, a single storey extension can provide a dedicated space for play, relaxation, and leisure activities. Whether it’s a home office, a guest room, or a hobby room, a one storey extension can be customized to meet the unique needs and preferences of its inhabitants.

    In conclusion, the future implications of one storey extensions are multifaceted and far-reaching. By understanding the potential benefits and implications of this home improvement decision, homeowners can make informed choices that not only enhance their current living situation but also set their property up for success in the years to come.

    By understanding the potential benefits and implications of one storey extensions, homeowners can make informed choices that enhance their current living situation and set their property up for success in the years to come.

    Exit mobile version