Extend your Buckinghamshire with an extension

A flat roof extension is a great way to add extra space to your home without splashing out on the costs of a pitched roof extension. Often exempt from planning permission rules, you can build a flat roof extension up to 3 metres in height as long as it's not visible from a road. But how much do they cost in Buckinghamshire? To see prices and availability for your job click green button.

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From £21,920

Rates updated Oct 26
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Lp Townsend Brickwork

Lee Townsend

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

Lp Townsend Brickwork provides a local, trusted extensio...

From £22,184

Rates verified Oct 26
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Buildmac Ltd

Chris Czerwinski

About us: Buildmac Ltd is a well-established, trustworthy, reliable and professional business based in High Wycombe, covering all surrounding areas...

From £22,280

Last active Oct 26
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ABC Associates STRUCTURES 4 U

Relax... you have found a reliable extension builder in Buckinghamshire. ABC Associates STRUCTURES 4 U is a friendly and reliable company based in ...

From £22,032

Last active Oct 26
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BeautifulRenovation

BeautifulRenovation are here to help customers who need an Extension Builder in Buckinghamshire. We offer a competitive rate to complete all your e...

From £21,992

Last active Oct 26
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EIC Builders Ltd

EIC Builders Ltd are here to help customers who need an Extension Builder in Buckinghamshire. We offer a competitive rate to complete all your exte...

From £22,088

Last active Oct 26
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B.A Ruffle Building Contractor

B.A Ruffle Building Contractor is an established extension buildering business in Buckinghamshire. We come highly recommended and provide competiti...

From £22,384

Last active Oct 26
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HAMPTON CONSTRUCTION LTD

HAMPTON CONSTRUCTION LTD are here to help customers who need an Extension Builder in Buckinghamshire. We offer a competitive rate to complete all y...

From £21,912

Last active Aug 26
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TENNORCREST CONSTRUCTION

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

From £21,976

Last active Aug 26
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A Iqbal Construction Ltd

Our building services company A Iqbal Construction Ltd was established in 2018. Since then, we have been helping customers in Slough and the surrou...

From £21,928

Last active Aug 26
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Rai Builders

Experienced extension builder ready to quote for your work. Rai Builders is the best extension builder in Buckinghamshire. No obligation free quote...

Flat roof extension cost in Buckinghamshire

Estimates for build a flat roof extension near Buckinghamshire

A flat roof extension ranges from the cheapest of £21,912 (TENNORCREST CONSTRUCTION based in SL6) to the dearest of £22,384 (HAMPTON CONSTRUCTION LTD based in SL2), but these are just estimates. While they give you an idea of who will be better value, the best way to compare costs is to get real quotes. 

Find out how much your flat roof extension will cost in Buckinghamshire by posting a job with HaMuch. We'll send it to extension builders in Buckinghamshire.


Estimates for common extension builder jobs in Buckinghamshire;

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...