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

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From £22,168

Last active Nov 26
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SMR Construction

Simon Ryder

Location

birmingham, B23

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

From £21,984

Last active Oct 26
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Have Faith Plasterers

Have Faith Plasterers is an established and experienced local extension builder in Birmingham. Please contact us for a free, no obligation quote an...

From £21,944

Last active Oct 26
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D&J Advanced Builders

Location

Birmingham, B44

Need an Extension Builder in Birmingham? D&J Advanced Builders has been helping local clients (20 mile radius) with their extension buildering jobs...

From £21,840

Last active Oct 26
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MD Services

Location

Birmingham, B44

Relax... you have found a reliable extension builder in Birmingham. MD Services is a friendly and reliable company based in Birmingham who consider...

From £21,568

Last active Oct 26
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Dave Mattock

Location

Birmingham, B44

Dave Mattock is an established and experienced local extension builder in Birmingham. Please contact us for a free, no obligation quote and competi...

From £21,696

Last active Oct 26
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Plowman & Wood

Experienced extension builder ready to quote for your work. Plowman & Wood is the best extension builder in Birmingham. No obligation free quotes a...

From £21,712

Last active Oct 26
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Oakham Brickwork

Oakham Brickwork is an established extension buildering business in Birmingham. We come highly recommended and provide competitive quotes for your ...

From £21,880

Last active Oct 26
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Tucker Construction

Relax... you have found a reliable extension builder in Birmingham. Tucker Construction is a friendly and reliable company based in Birmingham who ...

From £21,960

Last active Oct 26
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SM&S General Property Repairs

SM&S General Property Repairs is a trusted extension builder serving customers in Birmingham and the surrounding area. Contact us to today to get a...

From £21,944

Last active Oct 26
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Wilson & Son

Wilson & Son is an established and experienced local extension builder in Birmingham. Please contact us for a free, no obligation quote and competi...

Flat roof extension cost in Birmingham

Estimates for build a flat roof extension near Birmingham

A flat roof extension ranges from the cheapest of £21,568 (Dave Mattock based in B44) to the dearest of £22,168 (SMR Construction based in B23), 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 Birmingham by posting a job with HaMuch. We'll send it to extension builders in Birmingham.


Estimates for common extension builder jobs in Birmingham;

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...