Surrey two storey extensions from £87,904

A two storey extension is a great way to add extra space to your home, adding value to your property. But how much does it cost to build a double storey extension in Surrey? To see prices and availability for your job click green button.

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From £89,200

Rates updated Oct 26
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GDW Construction

Relax... you have found a reliable extension builder in Surrey. GDW Construction is a friendly and reliable company based in Surrey who consider no...

From £88,276

Last active Nov 26
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BENCHMARK BUILDING &

BENCHMARK BUILDING & is a trusted extension builder serving customers in Surrey and the surrounding area. Contact us to today to get a competitive ...

From £88,288

Last active Nov 26
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Gb construction

Gani Bush

Gb construction are here to help customers who need an Extension Builder in Surrey. We offer a competitive rate to complete all your extension bui...

From £89,800

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Banga Decoration

Sebastian Banga

Member since August 2025

Banga decoration. Is Base in south London  for number of year  Banga decoration is a small  company. Wich provide an excellent job to the custom...

From £88,120

Last active Oct 26
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D & R Roofing & Loft Conversions, Building & Design

Relax... you have found a reliable extension builder in Surrey. D & R Roofing & Loft Conversions, Building & Design is a friendly and reliable comp...

From £88,432

Last active Oct 26
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Hilton building contractors ltd

Hilton building contractors ltd is a trusted extension builder serving customers in Surrey and the surrounding area. Contact us to today to get a c...

From £88,276

Last active Oct 26
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Amazing Space Design and Build Ltd.

Relax... you have found a reliable extension builder in Surrey. Amazing Space Design and Build Ltd. is a friendly and reliable company based in Sur...

From £87,904

Last active Oct 26
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Masters Property Services

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

From £88,492

Last active Sep 26
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J Stevens Roofing & Guttering

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

From £88,132

Last active Sep 26
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L M G Building Services (London) Ltd

Relax... you have found a reliable extension builder in Surrey. L M G Building Services (London) Ltd is a friendly and reliable company based in Su...

Cost of a two storey extension in Surrey

Estimates for two storey extension near Surrey

Costs range from £87,904 (Masters Property Services based in SM5) to £89,800 (Banga Decoration based in CR7), but these are just estimates. The best way to compare costs is to get real quotes from real builders.

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"Two storey extension" - RH1, job posted 01/01/70


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Estimates for common extension builder jobs in Surrey;

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...