Build additional living space on your property in M18

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 M18?

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HaMuch is Excellent

Granny annexe cost in M18

Prowess Joinery & Building Ltd

From £86,752

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

H TIMMINS BUILDING & MAINT

From £86,656

H TIMMINS BUILDING & MAINT is an established extension buildering business in M18. We come highly recommended and provide competitive quotes for yo...

Cornerstone Building Maintenance & Restoration Ltd

From £86,856

Cornerstone Building Maintenance & Restoration Ltd is an established and experienced local extension builder in M18. Please contact us for a free, ...

J K S Builder

From £86,736

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

J K S Builder provides a local, trusted extension builde...

AD Installation

From £86,936

Trusted and professional extension builder in M18. Experienced in all extension buildering work and keeping within budget and on quote. AD Installa...

M A Building & Joinery

From £86,720

Trusted and professional extension builder in M18. Experienced in all extension buildering work and keeping within budget and on quote. M A Buildin...

Sale Moor Roofing & Building Contractors

From £86,672

Sale Moor Roofing & Building Contractors is a trusted extension builder serving customers in M18 and the surrounding area. Contact us to today to g...

Oscar Renn

From £86,832

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

Oscar Renn provides a local, trusted extension builderin...

B R M S

From £86,768

Trusted and professional extension builder in M18. Experienced in all extension buildering work and keeping within budget and on quote. B R M S hav...

SJD Joinery & Building

From £86,792

SJD Joinery & Building are here to help customers who need an Extension Builder in M18. We offer a competitive rate to complete all your extension ...

Granny Annexe Cost in M18

Estimates for granny annexe near M18

Building a granny annexe ranges from £86,656 (H TIMMINS BUILDING & MAINT based in M18) to £86,936 (AD Installation based in M13), 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 M18 by posting a job with HaMuch. We will send it to extension builders in M18 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 Reddish£34£235
Granny Annexe near Droylsden£34£237
Granny Annexe near Denton£35£233
Granny Annexe near Failsworth£35£235
Granny Annexe near Manchester£32£236
Granny Annexe near Dukinfield£35£231
Granny Annexe near Tameside£35£231
Granny Annexe near Old Trafford£32£236
Granny Annexe near Ashton-under-Lyne£36£231
Granny Annexe near Hyde£36£227

Estimates for common extension builder jobs in M18;

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...