Build additional living space on your property in SL3

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 SL3?

Need help with a job?

HaMuch is Excellent

Granny annexe cost in SL3

Grand Homes Developments

From £86,976

Grand Homes Developments is an established extension buildering business in SL3. We come highly recommended and provide competitive quotes for your...

Blue Sky Roofing and Home Improvements

From £87,008

Blue Sky Roofing and Home Improvements is a trusted extension builder serving customers in SL3 and the surrounding area. Contact us to today to get...

Coles Roofing Limited

From £87,080

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

Tom's Builders

From £87,336

Tom's Builders is a trusted extension builder serving customers in SL3 and the surrounding area. Contact us to today to get a competitive quote for...

MRE Maintenance Services

From £87,064

MRE Maintenance Services is an established and experienced local extension builder in SL3. Please contact us for a free, no obligation quote and co...

ART Home Improvements

From £86,664

I have been in the building trade since I was 14 I've learnt from my father's employees and so on and I know experience is the key to a good job wi...

BDR Home Improvement

From £87,144

BDR Home Improvement are here to help customers who need an Extension Builder in SL3. We offer a competitive rate to complete all your extension bu...

Drains R Uss

From £86,544

Drains R Uss is a trusted extension builder serving customers in SL3 and the surrounding area. Contact us to today to get a competitive quote for e...

C WINTER BUILDING SERVICES

From £86,808

Relax... you have found a reliable extension builder in SL3. C WINTER BUILDING SERVICES is a friendly and reliable company based in SL3 who conside...

My Garage Makeover (UK)

From £87,224

Experienced extension builder ready to quote for your work. My Garage Makeover (UK) is the best extension builder in SL3. No obligation free quotes...

Granny Annexe Cost in SL3

Estimates for granny annexe near SL3

Building a granny annexe ranges from £86,544 (Drains R Uss based in SL3) to £87,336 (Tom's Builders based in SL3), 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 SL3 by posting a job with HaMuch. We will send it to extension builders in SL3 who will be happy to help you.


Get extension builder rates instantly

Estimates for common extension builder jobs in SL3;

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...