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Select your affordable Sandwell extension builder
Daryl Watson
Welcome to WWM Property Solutions, where we specialize in creating exceptional outdoor and indoor spaces tailored to your unique lifestyle. As a le...
Prompt .tidy .exspearianced.quality of work
Have Faith Plasterers is an established and experienced local extension builder in Sandwell. Please contact us for a free, no obligation quote and ...
Need an Extension Builder in Sandwell? D&J Advanced Builders has been helping local clients (20 mile radius) with their extension buildering jobs f...
Zygi&Bob Builders is an established extension buildering business in Sandwell. We come highly recommended and provide competitive quotes for your w...
Adam Williams
Need to find an Extension Builder near you for all your extension buildering work?
Willbuild provides a local, trusted extension buildering...
Relax... you have found a reliable extension builder in Sandwell. MD Services is a friendly and reliable company based in Sandwell who consider no ...
Dave Mattock is an established and experienced local extension builder in Sandwell. Please contact us for a free, no obligation quote and competiti...
Oakham Brickwork is an established extension buildering business in Sandwell. We come highly recommended and provide competitive quotes for your wo...

Building a granny annexe ranges from £86,568 (Dave Mattock based in B44) to £86,984 (Have Faith Plasterers based in B70), 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 Sandwell by posting a job with HaMuch. We will send it to extension builders in Sandwell who will be happy to help you.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Granny Annexe near Sandwell | £29 | £231 |
| Granny Annexe near West Bromwich | £29 | £228 |
| Granny Annexe near Wednesbury | £29 | £230 |
| Granny Annexe near Tipton | £29 | £228 |
| Granny Annexe near Darlaston | £29 | £229 |
| Granny Annexe near Bilston | £29 | £228 |
| Granny Annexe near Coseley | £29 | £227 |
| Granny Annexe near Dudley | £29 | £227 |
| Granny Annexe near Smethwick | £29 | £230 |
| Granny Annexe near Walsall | £29 | £229 |
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 - £17,312

Two storey extension - £87,718

Build a timber frame extension - £25,812

Build a swimming pool - £80,812

Single storey extension - £51,240

Side return extension - £39,385

Install an RSJ - £2,012

Outbuilding - £9,812

Build a Mansard loft conversion - £51,812

Loft conversion - £31,988

Build a kitchen extension - £41,812

Hip to gable loft conversion - £41,812

Granny annexe - £86,812

Garden office - £9,812

Convert a Garage - £15,812

Garage - £18,312

Build a flat roof extension - £21,812

Build a dormer loft conversion - £41,812

Concrete foundations - £6,062

Convert a bungalow loft - £28,812

Convert a basement - £35,385