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Lee Townsend
Need to find an Extension Builder near you for all your extension buildering work?
Lp Townsend Brickwork provides a local, trusted extensio...
Experienced extension builder ready to quote for your work. A L King Services is the best extension builder in Maidenhead. No obligation free quote...
ASAP Roofing & Exterior Maintenance is a trusted extension builder serving customers in Maidenhead and the surrounding area. Contact us to today to...
Maidenhead, SL6
Experienced extension builder ready to quote for your work. A South View is the best extension builder in Maidenhead. No obligation free quotes and...
Ani Mokashi is an established and experienced local extension builder in Maidenhead. Please contact us for a free, no obligation quote and competit...
Experienced extension builder ready to quote for your work. NICE BUILD is the best extension builder in Maidenhead. No obligation free quotes and m...
Dub Solutions is a trusted extension builder serving customers in Maidenhead and the surrounding area. Contact us to today to get a competitive quo...
Relax... you have found a reliable extension builder in Maidenhead. ABC Associates STRUCTURES 4 U is a friendly and reliable company based in Maide...
MRE Maintenance Services is an established and experienced local extension builder in Maidenhead. Please contact us for a free, no obligation quote...
BeautifulRenovation are here to help customers who need an Extension Builder in Maidenhead. We offer a competitive rate to complete all your extens...

Building a granny annexe ranges from £86,920 (Lp Townsend Brickwork based in SL2) to £87,472 (ASAP Roofing & Exterior Maintenance based in SL5), 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 Maidenhead by posting a job with HaMuch. We will send it to extension builders in Maidenhead who will be happy to help you.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Granny Annexe near Maidenhead | £41 | £273 |
| Granny Annexe near Windsor | £41 | £271 |
| Granny Annexe near Windsor & Maidenhead | £42 | £272 |
| Granny Annexe near Slough | £42 | £272 |
| Granny Annexe near High Wycombe | £39 | £272 |
| Granny Annexe near Bracknell Forest | £40 | £270 |
| Granny Annexe near Bracknell | £40 | £269 |
| Granny Annexe near Ascot | £41 | £276 |
| Granny Annexe near Wycombe | £40 | £271 |
| Granny Annexe near Gerrards Cross | £43 | £283 |
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 - £17,642

Two storey extension - £88,214

Build a timber frame extension - £26,142

Build a swimming pool - £81,142

Single storey extension - £57,848

Side return extension - £43,102

Install an RSJ - £2,342

Outbuilding - £10,142

Build a Mansard loft conversion - £52,142

Loft conversion - £35,085

Build a kitchen extension - £42,142

Hip to gable loft conversion - £42,142

Granny annexe - £87,142

Garden office - £10,142

Convert a Garage - £16,142

Garage - £18,642

Build a flat roof extension - £22,142

Build a dormer loft conversion - £42,142

Concrete foundations - £6,392

Convert a bungalow loft - £29,142

Convert a basement - £39,102