Build additional living space on your property in Lewisham

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

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From £87,184

Last active Oct 26
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Our Builders Ltd

Max Dixon

We are a construction company specialising in all aspects of building works, loft construction Extension complete home renovation, structural ...

From £87,152

Last active Oct 26
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J&S WALLINGTON LIMITED

We provide our clients with excellent service and quality. Whether you are looking to extend or upgrade, our professional team has the skills and e...

From £87,056

Last active Oct 26
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The Perfectionist

Experienced extension builder ready to quote for your work. The Perfectionist is the best extension builder in Lewisham. No obligation free quotes ...

From £86,616

Last active Sep 26
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Jmc buildets

Jay Christenson

Experienced extension builder ready to quote for your work. Jmc buildets is the best extension builder in Lewisham. No obligation free quotes and m...

From £86,872

Last active Sep 26
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AMJAC CONSTRUCTION LTD

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

AMJAC CONSTRUCTION LTD provides a local, trusted extensi...

From £86,936

Last active Sep 26
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RLD Contractors Ltd

RLD Contractors Ltd is an established and experienced local extension builder in Lewisham. Please contact us for a free, no obligation quote and co...

From £86,960

Last active Aug 26
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Rapid Bee Ltd

Rapid Bee Ltd is an established extension buildering business in Lewisham. We come highly recommended and provide competitive quotes for your work....

From £87,200

Last active Jun 26
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HA.ME.RA Building & Decoration

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

From £87,128

Last active Jun 26
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Upwards and Outwards

Relax... you have found a reliable extension builder in Lewisham. Upwards and Outwards is a friendly and reliable company based in Lewisham who con...

From £87,136

Last active Apr 26
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Hartigans Construction

Andy Hart

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

Hartigans Construction provides a local, trusted extensi...

Granny Annexe Cost in Lewisham

Estimates for granny annexe near Lewisham

Building a granny annexe ranges from £86,616 (Jmc buildets based in SE9) to £87,200 (HA.ME.RA Building & Decoration based in BR1), 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 Lewisham by posting a job with HaMuch. We will send it to extension builders in Lewisham who will be happy to help you.


Estimates for common extension builder jobs in Lewisham;

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...