Build additional living space on your property in M28

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 M28? To see prices and availability for your job click Get quotes.

HaMuch is Excellent

Granny annexe cost in M28 - Sort by rates or availability

From £86,776

(last active 22/09/26)
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David Anderson Builders

Relax... you have found a reliable extension builder in M28. David Anderson Builders is a friendly and reliable company based in M28 who consider n...

From £86,712

(last active 18/09/26)
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RC Building Services Ltd

Here at RC Building Services Ltd we pride ourselves on providing reliable, excellent quality and competitively priced building services. Our priori...

From £86,704

(last active 05/09/26)
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BRENCOLL BUILDING

BRENCOLL BUILDING is an established extension buildering business in M28. We come highly recommended and provide competitive quotes for your work.<...

From £86,592

(last active 05/09/26)
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Mike's Home Improvements

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

From £86,800

(last active 04/09/26)
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AD TAYLOR JOINER & BUILDER

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

AD TAYLOR JOINER & BUILDER provides a local, trusted ext...

From £86,472

(last active 28/07/26)
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A AND S SCHOFIELD BLDRS LTD

Simon Schofield

A AND S SCHOFIELD BLDRS LTD is an established extension buildering business in M28. We come highly recommended and provide competitive quotes for y...

From £86,688

(last active 28/07/26)
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Contact Construction

Trusted and professional extension builder in M28. Experienced in all extension buildering work and keeping within budget and on quote. Contact Con...

From £86,704

(last active 09/03/26)
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Cjl Brickwork

Cjl Brickwork are here to help customers who need an Extension Builder in M28. We offer a competitive rate to complete all your extension builderin...

From £86,672

(last active 30/12/25)
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Rdm Joinery & Building Specialists

Relax... you have found a reliable extension builder in M28. Rdm Joinery & Building Specialists is a friendly and reliable company based in M28 who...

From £86,696

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Advance Projects Ltd

Advance Projects Ltd is a trusted extension builder serving customers in M28 and the surrounding area. Contact us to today to get a competitive quo...

Granny Annexe Cost in M28

Estimates for granny annexe near M28

Building a granny annexe ranges from £86,472 (A AND S SCHOFIELD BLDRS LTD based in BL3) to £86,800 (AD TAYLOR JOINER & BUILDER based in M30), 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 M28 by posting a job with HaMuch. We will send it to extension builders in M28 who will be happy to help you.


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Get extension builder rates instantly (excluding VAT or callout charges)
Location in UKHourly RateDaily Rate
Granny Annexe near Little Hulton£30£220
Granny Annexe near Farnworth£30£219
Granny Annexe near Swinton£32£234
Granny Annexe near Eccles£32£236
Granny Annexe near Atherton£31£223
Granny Annexe near Radcliffe£30£220
Granny Annexe near Bolton£31£219
Granny Annexe near Urmston£32£231
Granny Annexe near Salford£32£237
Granny Annexe near Whitefield£31£229

Estimates for common extension builder jobs in M28;

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...