From £87,240
Bryanston, DT11
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £87,320
Our building services company DSB Building Services has over 30 years of experience. We have been helping customers in Dorset and the surrounding a...
From £87,088
Experienced extension builder ready to quote for your work. Aztech Design and Build is the best extension builder in Bryanston. No obligation free ...

Building a granny annexe ranges from £87,088 (Aztech Design and Build based in Bh21) to £87,320 (DSB Building Services based in BH21), 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 Bryanston by posting a job with HaMuch. We will send it to extension builders in Bryanston who will be happy to help you.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Granny Annexe near Poole | £38 | £250 |
| Granny Annexe near Dorchester | £30 | £230 |
| Granny Annexe near Bournemouth | £38 | £257 |
| Granny Annexe near Weymouth | £33 | £260 |
| Granny Annexe near Christchurch | £36 | £251 |
| Granny Annexe near Yeovil | £34 | £294 |
| Granny Annexe near Salisbury | £35 | £247 |
| Granny Annexe near New Forest | £32 | £245 |
| Granny Annexe near South Somerset | £62 | £270 |
| Granny Annexe near Frome | £33 | £263 |
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 - £17,716

Two storey extension - £88,324

Build a timber frame extension - £26,216

Build a swimming pool - £81,216

Single storey extension - £59,320

Side return extension - £43,930

Install an RSJ - £2,416

Outbuilding - £10,216

Build a Mansard loft conversion - £52,216

Loft conversion - £35,775

Build a kitchen extension - £42,216

Hip to gable loft conversion - £42,216

Granny annexe - £87,216

Garden office - £10,216

Convert a Garage - £16,216

Garage - £18,716

Build a flat roof extension - £22,216

Build a dormer loft conversion - £42,216

Concrete foundations - £6,466

Convert a bungalow loft - £29,216

Convert a basement - £39,930