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Builders & Construction

Transform Your Home with Property Extensions

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Brick house under renovation with an extension in progress. Visible construction site materials and structure.
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Are you considering a property extension to enhance your living space? Trusted Matches connects you with reliable local professionals who specialise in property extensions across the UK.

Posting your request is simple and allows you to receive tailored quotes from skilled builders in your area. This ensures you can compare options and find the right fit for your project.

With our platform, you can feel confident in your choices, knowing that all professionals are vetted and trusted by other homeowners.

No guesswork

Why use Trusted Matches

  • Access to trusted local builders specialised in property extensions.
  • Receive multiple quotes to compare prices and services.
  • Vetted professionals with verified customer reviews.
  • Simple process to post your request and manage replies.
  • Enhanced living space tailored to your needs and style.
About property extensions

Understanding the Property Extension Process

The process of adding a property extension typically begins with an initial consultation. During this stage, you discuss your vision with potential builders, who can suggest feasible designs based on your property's layout.

Once you choose a builder, they will handle the necessary planning permissions and building regulations. This ensures that your extension complies with local laws and avoids future complications.

How to Choose the Right Builder for Your Extension

Selecting the right builder for your property extension is crucial. Look for a professional with experience in similar projects and verify their credentials and references. A good builder will also provide a clear timeline and cost estimate.

Consider scheduling face-to-face meetings with shortlisted builders to assess their communication skills and approach. This interaction can give you insight into how they might handle your project.

Factors Affecting Cost and Quality of Extensions

The cost of a property extension can vary significantly based on factors such as size, design complexity, materials, and location. Generally, larger and more intricate extensions will incur higher costs.

Quality is equally important; opting for cheaper materials may lower initial expenses but can lead to higher maintenance costs in the long run. Investing in quality workmanship ensures your extension stands the test of time.

Preparation: Questions to Ask Your Builder

Before starting your property extension project, prepare a list of questions for your builder. Inquire about their experience, past projects, and how they manage timelines and budgets.

Additionally, ask about their approach to potential challenges, such as unforeseen structural issues. A reliable builder should be transparent and ready to discuss these aspects upfront.

Content reviewed 22 June 2026
Price guide

How much does property extensions cost?

Prices for property extensions vary based on job size and location.

Single-storey extension£15,000 – £30,000
Double-storey extension£30,000 – £60,000
Loft conversion£20,000 – £50,000

Indicative ranges only — post a free request to get accurate quotes for your job.

Good to know

Frequently asked questions

What types of property extensions can I request?

You can request various types of extensions, including single-storey, double-storey, conservatories, and loft conversions.

How long does the property extension process take?

The timeline can vary based on the size and complexity of the project, but most extensions can take anywhere from a few weeks to several months.

Do I need planning permission for my extension?

Many property extensions require planning permission, particularly if they exceed certain size limits. Your builder can assist with this process.

How can I ensure the quality of work done?

Choose builders with good reviews, ask for references, and consider visiting past projects to assess their quality.

What should I include in my budget for property extensions?

Include costs for materials, labour, planning permissions, and any additional features like electrical work or landscaping.

Can I live in my home during the extension work?

In many cases, homeowners can remain in their properties, but it's essential to discuss this with your builder to understand the potential disruptions.

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