Relax... you have found a reliable extension builder in Farnborough. K & J Builders & Decorators is a friendly and reliable company based in Farnbo...
Experienced extension builder ready to quote for your work. Brooklyn Property Services Ltd is the best extension builder in Farnborough. No obligat...
A & S Construction is an established and experienced local extension builder in Farnborough. Please contact us for a free, no obligation quote and ...
Kendall Construction is an established and experienced local extension builder in Farnborough. Please contact us for a free, no obligation quote an...
Experienced extension builder ready to quote for your work. ADW Roofing Services is the best extension builder in Farnborough. No obligation free q...
Primary Construction Ltd is an established and experienced local extension builder in Farnborough. Please contact us for a free, no obligation quot...
Ayling & Sons Roofing Ltd is an established and experienced local extension builder in Farnborough. Please contact us for a free, no obligation quo...
Farnborough, GU14
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
Aerea is a trusted extension builder serving customers in Farnborough and the surrounding area. Contact us to today to get a competitive quote for ...
Trusted and professional extension builder in Farnborough. Experienced in all extension buildering work and keeping within budget and on quote. Spe...

Building a granny annexe ranges from £87,000 (Titan BC Ltd based in GU14) to £87,472 (K & J Builders & Decorators based in GU19), 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 Farnborough by posting a job with HaMuch. We will send it to extension builders in Farnborough who will be happy to help you.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Granny Annexe near Farnborough | £41 | £272 |
| Granny Annexe near Ash Vale | £41 | £277 |
| Granny Annexe near Aldershot | £41 | £275 |
| Granny Annexe near Camberley | £40 | £268 |
| Granny Annexe near Fleet | £41 | £270 |
| Granny Annexe near Sandhurst | £40 | £268 |
| Granny Annexe near Farnham | £41 | £276 |
| Granny Annexe near Bracknell | £40 | £269 |
| Granny Annexe near Bracknell Forest | £40 | £270 |
| Granny Annexe near Wokingham | £40 | £267 |
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 - £17,743

Two storey extension - £88,365

Build a timber frame extension - £26,243

Build a swimming pool - £81,243

Single storey extension - £59,864

Side return extension - £44,236

Install an RSJ - £2,443

Outbuilding - £10,243

Build a Mansard loft conversion - £52,243

Loft conversion - £36,030

Build a kitchen extension - £42,243

Hip to gable loft conversion - £42,243

Granny annexe - £87,243

Garden office - £10,243

Convert a Garage - £16,243

Garage - £18,743

Build a flat roof extension - £22,243

Build a dormer loft conversion - £42,243

Concrete foundations - £6,493

Convert a bungalow loft - £29,243

Convert a basement - £40,236