Build additional living space on your property in Wimbledon

A granny annexe is the ideal solution for offering a young family member their own space in your home while they save up for their own house, or to help an older relative have some independence while keeping them at a safe distance. But how much do they cost to build in Wimbledon? To see prices and availability for your job click Get quotes.

HaMuch is Excellent

Granny annexe cost in Wimbledon - Sort by rates or availability

From £87,176

(rates verified 05/10/26)
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Self employed

Hamza Elezi

Hight quality of jobs

From £87,048

(rates verified 18/09/26)
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J&J Building Solutions

Experienced extension builder ready to quote for your work. J&J Building Solutions is the best extension builder in Wimbledon. No obligation free q...

From £87,504

(last active 10/10/26)
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CSJ Building Services

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

From £87,208

(last active 22/09/26)
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Building Vision London Ltd

Building Vision London Ltd is a trusted extension builder serving customers in Wimbledon and the surrounding area. Contact us to today to get a com...

From £87,160

(last active 17/09/26)
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AVIB City Construction Ltd

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

From £87,136

(last active 17/09/26)
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KEVIN GEAR BUILDING & MAINTIAN

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

From £87,072

(last active 17/09/26)
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Sonik Building Services

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

From £87,320

(last active 17/09/26)
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Renaissance Timothy Brewer Ltd

Renaissance Timothy Brewer Ltd is an established extension buildering business in Wimbledon. We come highly recommended and provide competitive quo...

From £87,336

(last active 17/09/26)
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PRM BUILDING

Relax... you have found a reliable extension builder in Wimbledon. PRM BUILDING is a friendly and reliable company based in Wimbledon who consider ...

From £87,320

(last active 17/09/26)
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QSA Builders Ltd

QSA Builders Ltd are here to help customers who need an Extension Builder in Wimbledon. We offer a competitive rate to complete all your extension ...

Granny Annexe Cost in Wimbledon

Estimates for granny annexe near Wimbledon

Building a granny annexe ranges from £87,048 (J&J Building Solutions based in SW16) to £87,504 (CSJ Building Services based in SM1), but these are just estimates that can help give you an idea of who will be better value in your area.

The best thing to do is to get quotes to build a granny annexe in Wimbledon by posting a job with HaMuch. We will send it to extension builders in Wimbledon who will be happy to help you.


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Estimates for common extension builder jobs in Wimbledon;

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...