Build additional living space on your property in Blackheath

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

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From £87,152

Last active Nov 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 £87,376

Last active Nov 26
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Exquisite Design & Build Ltd

Need an Extension Builder in Blackheath? Exquisite Design & Build Ltd has been helping local clients (5 mile radius) with their extension builderin...

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 £87,088

Last active Sep 26
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AM Builder

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

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 Blackheath. No obligation free quotes and...

From £87,520

Last active Sep 26
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JASPG Construction & Design

JASPG excel in finding investment opportunities, working together with clients and partners to achieve optimal results. We project manage from star...

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 Blackheath. Please contact us for a free, no obligation quote and ...

From £86,960

Last active Aug 26
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Rapid Bee Ltd

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

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...

Granny Annexe Cost in Blackheath

Estimates for granny annexe near Blackheath

Building a granny annexe ranges from £86,616 (Jmc buildets based in SE9) to £87,520 (JASPG Construction & Design based in SE18), 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 Blackheath by posting a job with HaMuch. We will send it to extension builders in Blackheath who will be happy to help you.


Estimates for common extension builder jobs in Blackheath;

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...