From £88,000
Trusted and professional extension builder in B71. Experienced in all extension buildering work and keeping within budget and on quote. TG Building...
From £86,984
Need to find an Extension Builder near you for all your extension buildering work?
B S Builders provides a local, trusted extension builder...
From £86,872
SBS BUILDING & MAINTENANCE LTD is an established extension buildering business in B71. We come highly recommended and provide competitive quotes fo...
From £85,104
M R Builders Ltd is a trusted extension builder serving customers in B71 and the surrounding area. Contact us to today to get a competitive quote f...
From £86,984
Have Faith Plasterers is an established and experienced local extension builder in B71. Please contact us for a free, no obligation quote and compe...
From £86,760
RM Builders is an established and experienced local extension builder in B71. Please contact us for a free, no obligation quote and competitive rat...
From £86,832
Need to find an Extension Builder near you for all your extension buildering work?
Official Shopfront & Shutters Ltd provides a local, trus...
From £86,984
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £86,936
Need an Extension Builder in B71? DLB Property Improvements & Maintenance has been helping local clients (20 mile radius) with their extension buil...
From £86,832
A.S. BUILDING is a trusted extension builder serving customers in B71 and the surrounding area. Contact us to today to get a competitive quote for ...

Building a granny annexe ranges from £85,104 (M R Builders Ltd based in B70) to £88,000 (TG Building Services & Son based in B71), 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 B71 by posting a job with HaMuch. We will send it to extension builders in B71 who will be happy to help you.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Granny Annexe near Sandwell | £29 | £229 |
| Granny Annexe near West Bromwich | £29 | £227 |
| Granny Annexe near Wednesbury | £29 | £227 |
| Granny Annexe near Tipton | £29 | £227 |
| Granny Annexe near Darlaston | £29 | £226 |
| Granny Annexe near Smethwick | £29 | £226 |
| Granny Annexe near Walsall | £29 | £226 |
| Granny Annexe near Oldbury | £29 | £227 |
| Granny Annexe near Bilston | £29 | £226 |
| Granny Annexe near Dudley | £28 | £225 |
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.

Underpin a building - £17,329

Two storey extension - £87,743

Build a timber frame extension - £25,829

Build a swimming pool - £80,829

Single storey extension - £51,576

Side return extension - £39,574

Install an RSJ - £2,029

Outbuilding - £9,829

Build a Mansard loft conversion - £51,829

Loft conversion - £32,145

Build a kitchen extension - £41,829

Hip to gable loft conversion - £41,829

Granny annexe - £86,829

Garden office - £9,829

Convert a Garage - £15,829

Garage - £18,329

Build a flat roof extension - £21,829

Build a dormer loft conversion - £41,829

Concrete foundations - £6,079

Convert a bungalow loft - £28,829

Convert a basement - £35,574