From £86,696
To whom it may concern where I small family business been in business for 36 years we carry out very good workmanship all our staff are prese...
From £87,128
Relax... you have found a reliable extension builder in B74. Sanwood is a friendly and reliable company based in B74 who consider no job as too big...
From £86,752
Experienced extension builder ready to quote for your work. Sas Building Solutions is the best extension builder in B74. No obligation free quotes ...
From £86,872
Need to find an Extension Builder near you for all your extension buildering work?
itsoktu Ltd provides a local, trusted extension builderi...
From £87,008
Founded in 2009 by educated interior and fashion tailor, Stuart Iain Greive, Itsoktu Ltd is a well-established and all-rounded design Company built...
From £87,592
Need an Extension Builder in B74? T FELTON BUILDERS LIMITED has been helping local clients (20 mile radius) with their extension buildering jobs fo...
From £86,568
Dave Mattock is an established and experienced local extension builder in B74. Please contact us for a free, no obligation quote and competitive ra...
From £86,944
Need an Extension Builder in B74? D&J Advanced Builders has been helping local clients (20 mile radius) with their extension buildering jobs for ma...
From £86,752
Experienced extension builder ready to quote for your work. SELF BUILD is the best extension builder in B74. No obligation free quotes and many hap...
From £86,296
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...

Building a granny annexe ranges from £86,296 (Saxonworld Ltd based in WS9) to £87,592 (T FELTON BUILDERS LIMITED based in B75), 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 B74 by posting a job with HaMuch. We will send it to extension builders in B74 who will be happy to help you.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Granny Annexe near Sutton Coldfield | £25 | £202 |
| Granny Annexe near Walsall | £25 | £195 |
| Granny Annexe near Brownhills | £25 | £193 |
| Granny Annexe near Bloxwich | £25 | £195 |
| Granny Annexe near Birmingham | £25 | £197 |
| Granny Annexe near Wednesbury | £25 | £194 |
| Granny Annexe near Burntwood | £25 | £197 |
| Granny Annexe near Sandwell | £25 | £196 |
| Granny Annexe near West Bromwich | £25 | £195 |
| Granny Annexe near Darlaston | £25 | £194 |
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 - £17,361

Two storey extension - £87,791

Build a timber frame extension - £25,861

Build a swimming pool - £80,861

Single storey extension - £52,216

Side return extension - £39,934

Install an RSJ - £2,061

Outbuilding - £9,861

Build a Mansard loft conversion - £51,861

Loft conversion - £32,445

Build a kitchen extension - £41,861

Hip to gable loft conversion - £41,861

Granny annexe - £86,861

Garden office - £9,861

Convert a Garage - £15,861

Garage - £18,361

Build a flat roof extension - £21,861

Build a dormer loft conversion - £41,861

Concrete foundations - £6,111

Convert a bungalow loft - £28,861

Convert a basement - £35,934