Lee Townsend
Need to find an Extension Builder near you for all your extension buildering work?
Lp Townsend Brickwork provides a local, trusted extensio...
BeautifulRenovation are here to help customers who need an Extension Builder in Farham Common. We offer a competitive rate to complete all your ext...
MRE Maintenance Services is an established and experienced local extension builder in Farham Common. Please contact us for a free, no obligation qu...
BDR Home Improvement are here to help customers who need an Extension Builder in Farham Common. We offer a competitive rate to complete all your ex...
Experienced extension builder ready to quote for your work. Sherry Construction is the best extension builder in Farham Common. No obligation free ...
EIC Builders Ltd are here to help customers who need an Extension Builder in Farham Common. We offer a competitive rate to complete all your extens...
B.A Ruffle Building Contractor is an established extension buildering business in Farham Common. We come highly recommended and provide competitive...
HAMPTON CONSTRUCTION LTD are here to help customers who need an Extension Builder in Farham Common. We offer a competitive rate to complete all you...
Bhupinder Singh
Trusted and professional extension builder in Farham Common. Experienced in all extension buildering work and keeping within budget and on quote. E...
EGPM LTD are here to help customers who need an Extension Builder in Farham Common. We offer a competitive rate to complete all your extension buil...

Building a granny annexe ranges from £86,680 (Lp Townsend Brickwork based in SL2) to £87,384 (HAMPTON CONSTRUCTION LTD based in SL2), 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 Farham Common by posting a job with HaMuch. We will send it to extension builders in Farham Common who will be happy to help you.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Granny Annexe near Slough | £42 | £272 |
| Granny Annexe near Windsor & Maidenhead | £42 | £272 |
| Granny Annexe near Windsor | £41 | £271 |
| Granny Annexe near Gerrards Cross | £43 | £282 |
| Granny Annexe near Maidenhead | £41 | £273 |
| Granny Annexe near Hillingdon | £63 | £276 |
| Granny Annexe near Egham | £42 | £266 |
| Granny Annexe near Staines-upon-Thames | £42 | £269 |
| Granny Annexe near Ascot | £41 | £276 |
| Granny Annexe near Rickmansworth | £42 | £278 |
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 - £17,571

Two storey extension - £88,107

Build a timber frame extension - £26,071

Build a swimming pool - £81,071

Single storey extension - £56,424

Side return extension - £42,301

Install an RSJ - £2,271

Outbuilding - £10,071

Build a Mansard loft conversion - £52,071

Loft conversion - £34,418

Build a kitchen extension - £42,071

Hip to gable loft conversion - £42,071

Granny annexe - £87,071

Garden office - £10,071

Convert a Garage - £16,071

Garage - £18,571

Build a flat roof extension - £22,071

Build a dormer loft conversion - £42,071

Concrete foundations - £6,321

Convert a bungalow loft - £29,071

Convert a basement - £38,301