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Building & Construction

Transform Your Home with House Extensions

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Are you considering a house extension to enhance your living space? At Trusted Matches, we connect homeowners like you with local professionals who can bring your vision to life.

Whether you're looking to add an extra room, a larger kitchen, or a beautiful conservatory, our platform simplifies the process of finding trustworthy builders in your area.

By posting your request, you can confidently compare quotes and services from vetted professionals, ensuring you make an informed decision for your home.

No guesswork

Why use Trusted Matches

  • Access to qualified local builders.
  • Easy comparison of quotes and services.
  • Transparency in customer reviews and ratings.
  • Streamlined process to find the right match.
  • No obligation to hire after receiving quotes.
About house extensions

Understanding the House Extension Process

The process of extending your home begins with defining your vision. Consider what type of space you want to create and how it will integrate with your existing structure. Once you have a clear idea, you can post your request on Trusted Matches to get in touch with local professionals who can assist you.

After receiving quotes, it's essential to communicate your requirements clearly. Good builders will provide insights into the design, planning permissions, and potential challenges, ensuring that your project runs smoothly from start to finish.

How to Choose the Right Builder for Your Extension

Selecting the right builder is crucial for a successful house extension. Start by reviewing profiles, past projects, and customer feedback on Trusted Matches. Look for professionals who specialise in house extensions and have experience that aligns with your specific needs.

Don't hesitate to ask potential builders about their qualifications, previous work, and approach to project management. A good builder will be open to your questions and willing to provide references, giving you confidence in your choice.

Factors Affecting the Cost of House Extensions

Several factors influence the cost of house extensions, including the size of the project, materials used, and location. Generally, larger extensions will require more resources and higher budgets. It's important to set a realistic budget and discuss this with your chosen builder to avoid surprises.

Additionally, the complexity of the design and any necessary planning permissions can impact costs. Builders can guide you through these aspects, helping you understand how each factor contributes to the overall expense.

What to Prepare Before Hiring a Builder

Before you hire a builder for your house extension, gather all necessary information about your project. This includes your budget, design ideas, and any specific requirements you have. Being prepared will enable you to have more productive discussions with potential builders.

Lastly, don't forget to ask about timelines and any potential disruptions to your daily life. A reliable builder will provide a clear timeline and keep you informed throughout the construction process, ensuring minimal inconvenience.

Content reviewed 22 June 2026
Price guide

How much does house extensions cost?

Prices for house extensions can vary based on size and location.

Single-storey extension£15,000 – £30,000
Double-storey extension£40,000 – £70,000
Loft conversion£20,000 – £50,000
Conservatory£10,000 – £30,000

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

Good to know

Frequently asked questions

What types of house extensions can I consider?

Common types include single-storey extensions, double-storey extensions, loft conversions, and conservatories.

Do I need planning permission for a house extension?

Most house extensions require planning permission, but certain smaller projects may fall under permitted development. Always check with your local council.

How long does the house extension process usually take?

The duration can vary widely based on the size and complexity of the project, but typically it can take anywhere from a few weeks to several months.

Can I live in my house during the extension work?

Yes, most homeowners choose to stay during the work, but it's essential to discuss any potential disruptions with your builder.

What should I look for in a builder's quote?

Ensure the quote includes a detailed breakdown of costs, materials, timelines, and any terms and conditions. Clear communication is vital.

How can I ensure quality work from my builder?

Research their previous projects, check customer reviews, and ensure they are insured and accredited by relevant industry bodies.

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