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

HaMuch is Excellent

Build a flat roof extension cost in South Oxfordshire - Sort by rates or availability

From £22,200

Last active Sep 26
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Oxon Construction & Renovation

The business can carry out all aspects of building work:- single or double storey extensions- kitchen and bathroom installations- p...

From £22,192

Last active Aug 26
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Catlin Ltd

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

From £22,096

Last active Jun 26
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Jigsaw Complete Building Limited

Trusted and professional extension builder in South Oxfordshire. Experienced in all extension buildering work and keeping within budget and on quot...

From £21,880

Last active Apr 26
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JOHN BURDER CONSTRUCTION LIMIT

Relax... you have found a reliable extension builder in South Oxfordshire. JOHN BURDER CONSTRUCTION LIMIT is a friendly and reliable company based ...

From £22,160

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ASHLEY LEWIS CONSTRUCTION LTD

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

From £21,880

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JKT BUILDERS

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

From £21,856

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AJC PROJECT SERVICES Ltd

AJC PROJECT SERVICES Ltd is an established and experienced local extension builder in South Oxfordshire. Please contact us for a free, no obligatio...

From £22,168

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Inside Out Oxford, Bespoke Garden Rooms

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

Inside Out Oxford, Bespoke Garden Rooms provides a loca...

From £22,392

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Steel Brook Construction

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

Steel Brook Construction provides a local, trusted exten...

From £21,880

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PERNA CONSTRUCTION LTD

Trusted and professional extension builder in South Oxfordshire. Experienced in all extension buildering work and keeping within budget and on quot...

Flat roof extension cost in South Oxfordshire

Estimates for build a flat roof extension near South Oxfordshire

A flat roof extension ranges from the cheapest of £21,856 (AJC PROJECT SERVICES Ltd based in OX10) to the dearest of £22,392 (Steel Brook Construction based in OX10), 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 South Oxfordshire by posting a job with HaMuch. We'll send it to extension builders in South Oxfordshire.


Estimates for common extension builder jobs in South Oxfordshire;

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...