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 Eastleigh? To see prices and availability for your job click green button.

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Build a timber frame extension cost in Eastleigh - Sort by rates or availability

From £26,800

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Boss

Karl Builder

Member since October 2026

Hi we are a building company that have been working in the swindon area for many years we also work as far as bristol We do loft conversion. ...

From £25,968

Last active Nov 26
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Andy's Building Services

Trusted and professional extension builder in Eastleigh. Experienced in all extension buildering work and keeping within budget and on quote. Andy'...

From £26,192

Last active Oct 26
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AAConcepts

Arshad Ali

We are a Design and Build company based in Hampshire. Proud of our roots, we try to be the very best in the way we go about our business. Friendly...

From £25,960

Last active Oct 26
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ROB DINE CONSTRUCTION

ROB DINE CONSTRUCTION is an established and experienced local extension builder in Eastleigh. Please contact us for a free, no obligation quote and...

From £26,120

Last active Oct 26
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Mobile Services

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

Mobile Services provides a local, trusted extension buil...

From £26,136

Last active Oct 26
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Claytons Building and Roofing

Claytons Building and Roofing are here to help customers who need an Extension Builder in Eastleigh. We offer a competitive rate to complete all yo...

From £25,752

Last active Oct 26
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Steve Lovett Builders

Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...

From £25,872

Last active Oct 26
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General Building Services (Southampton) Ltd

Luke Rees

Location

Eastleigh, SO53

General Building Services (Southampton) Ltd is a trusted extension builder serving customers in Eastleigh and the surrounding area. Contact us to t...

From £26,176

Last active Oct 26
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CSY Construction Ltd

Experienced extension builder ready to quote for your work. CSY Construction Ltd is the best extension builder in Eastleigh. No obligation free quo...

From £26,040

Last active Jul 26
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Grant Construction

Experienced extension builder ready to quote for your work. Grant Construction is the best extension builder in Eastleigh. No obligation free quote...

Timber frame extension cost in Eastleigh

Estimates for build a timber frame extension near Eastleigh

A timber frame extension built in Eastleigh typically ranges from £25,752 (Steve Lovett Builders based in SO18) to £26,800 (Boss based in SO23), 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 Eastleigh by posting a job with HaMuch and we'll send it to extension builders in Eastleigh.


Estimates for common extension builder jobs in Eastleigh;

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.

More extensions & conversions cost guides...