Use sustainable materials and save money on your new extension

Timber frame extensions are becoming more and more popular as people understand their thermal properties, cost-effectiveness and general sustainability. Built quicker than masonry frame extensions, they generally cost less and can support a variety of design elements to help you create your dream extension. But how much will a timber frame extension cost in Portslade? To see prices and availability for your job click green button.

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From £26,800

Rates updated Oct 26
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RA Construction

Ricky Alexander

Trusted and professional extension builder in Portslade. Experienced in all extension buildering work and keeping within budget and on quote. RA Co...

From £26,024

Rates verified Oct 26
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Ferguson Building Services Limited

Ferguson Building Services Limited is an established and experienced local extension builder in Portslade. Please contact us for a free, no obligat...

From £25,768

Last active Nov 26
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Graeme Davies Plumbing and Heating

Graeme Davies

Experienced extension builder ready to quote for your work. Graeme Davies Plumbing and Heating is the best extension builder in Portslade. No oblig...

From £25,984

Last active Oct 26
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FIRST FORMAT BUILDING

Need to find an Extension Builder near you for all your extension buildering work?

FIRST FORMAT BUILDING provides a local, trusted extensio...

From £26,176

Last active Oct 26
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East West Refurbishment Limited

Need an Extension Builder in Portslade? East West Refurbishment Limited has been helping local clients (20 mile radius) with their extension builde...

From £25,856

Last active Oct 26
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Citadel Construction

Citadel Construction is an established extension buildering business in Portslade. We come highly recommended and provide competitive quotes for yo...

From £25,840

Last active Oct 26
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SIX STUDI? DESIGN

The studio is based on our founder's vision in concept and interior design, Fabio Lauro has long been in the business of creating atmospheres. His ...

From £25,992

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H P Building Services Sussex

Member since August 2026

H P Building Services Sussex is a one-stop solution for all your extension buildering needs. Establish over 10 years ago and covering 20 miles arou...

From £26,296

Last active Oct 26
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Proper Copper Design

Proper Copper DesignWe are a design lead copper homeware company specializing in contemporary handles, taps, showers and accessories. Our products ...

From £25,992

Last active Oct 26
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Brighton Marina Hand Car Wash

Experienced extension builder ready to quote for your work. Brighton Marina Hand Car Wash is the best extension builder in Portslade. No obligation...

Timber frame extension cost in Portslade

Estimates for build a timber frame extension near Portslade

A timber frame extension built in Portslade typically ranges from £25,768 (Graeme Davies Plumbing and Heating based in BN3) to £26,800 (RA Construction based in BN2), but this will vary depending on the size of your extension, the design features you'd like and what your soil is like for the foundations.

Comparing extension builders estimates for building a timber frame extension gives you an idea of who will be better value, but the best way to compare costs is to get actual quotes.

Get rates and quotes to build a timber frame extension in Portslade by posting a job with HaMuch and we'll send it to extension builders in Portslade.


Estimates for common extension builder jobs in Portslade;

Whether you’re looking to extend your kitchen with a side return extension or you want to convert your basement into a liveable space, read our cost guides to get an idea of how much each project costs before getting a more accurate quote from our database of reliable tradespeople.

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