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Derren Ward
Green Exteriors Ltd are here to help customers who need an Extension Builder in Wentworth. We offer a competitive rate to complete all your extensi...
BP Builders are here to help customers who need an Extension Builder in Wentworth. We offer a competitive rate to complete all your extension build...
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
Trusted and professional extension builder in Wentworth. Experienced in all extension buildering work and keeping within budget and on quote. Briti...
Need an Extension Builder in Wentworth? Property Plus has been helping local clients (20 mile radius) with their extension buildering jobs for many...
MANVERS CONSTRUCTION is an established and experienced local extension builder in Wentworth. Please contact us for a free, no obligation quote and ...
Yorkshire Garage Openers is an established extension buildering business in Wentworth. We come highly recommended and provide competitive quotes fo...
DAVID LEAKE CONSTRUCTION LTD is an established and experienced local extension builder in Wentworth. Please contact us for a free, no obligation qu...
Paul Chappell
Pc building services is a trusted extension builder serving customers in Wentworth and the surrounding area. Contact us to today to get a competiti...
R.B.H Builders is a trusted extension builder serving customers in Wentworth and the surrounding area. Contact us to today to get a competitive quo...

Building a granny annexe ranges from £86,840 (Britishbuildogs based in S65) to £88,392 (Green Exteriors Ltd based in S60), 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 Wentworth by posting a job with HaMuch. We will send it to extension builders in Wentworth who will be happy to help you.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Granny Annexe near Rotherham | £32 | £257 |
| Granny Annexe near Wickersley | £32 | £258 |
| Granny Annexe near Sheffield | £32 | £261 |
| Granny Annexe near Barnsley | £31 | £242 |
| Granny Annexe near Doncaster | £29 | £238 |
| Granny Annexe near Dronfield | £33 | £262 |
| Granny Annexe near Worksop | £33 | £265 |
| Granny Annexe near Pontefract | £30 | £228 |
| Granny Annexe near Wakefield | £31 | £240 |
| Granny Annexe near Normanton | £30 | £233 |
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 - £17,612

Two storey extension - £88,168

Build a timber frame extension - £26,112

Build a swimming pool - £81,112

Single storey extension - £57,240

Side return extension - £42,760

Install an RSJ - £2,312

Outbuilding - £10,112

Build a Mansard loft conversion - £52,112

Loft conversion - £34,800

Build a kitchen extension - £42,112

Hip to gable loft conversion - £42,112

Granny annexe - £87,112

Garden office - £10,112

Convert a Garage - £16,112

Garage - £18,612

Build a flat roof extension - £22,112

Build a dormer loft conversion - £42,112

Concrete foundations - £6,362

Convert a bungalow loft - £29,112

Convert a basement - £38,760