We send your job to ALL Castleton extension builders
Available extension builders in Castleton reply
Select your affordable Castleton extension builder
Need to find an Extension Builder near you for all your extension buildering work?
Neil Massey Roofing Contractor provides a local, trusted...
Hraham Evans
Firestone Surfacing Ltd is a trusted extension builder serving customers in Castleton and the surrounding area. Contact us to today to get a compet...
From £37,500
Castleton, DT9
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £35,250
Need an Extension Builder in Castleton? Morris Concrete Designs has been helping local clients (20 mile radius) with their extension buildering job...

Comparing extension builders estimates for Loft conversion gives you an idea of who will be better value but the best way to compare costs is to get actual quotes.
What to do - Get rates and quotes for the cost of a loft conversion in Castleton by posting your job to extension builders in Castleton.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Loft Conversion near Yeovil | £34 | £294 |
| Loft Conversion near South Somerset | £62 | £270 |
| Loft Conversion near Dorchester | £30 | £230 |
| Loft Conversion near Weymouth | £33 | £260 |
| Loft Conversion near Frome | £33 | £263 |
| Loft Conversion near Bridgwater | £30 | £236 |
| Loft Conversion near Taunton | £31 | £242 |
| Loft Conversion near Bath | £32 | £249 |
| Loft Conversion near Poole | £38 | £250 |
| Loft Conversion near Trowbridge | £34 | £266 |
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 - £17,878

Two storey extension - £88,567

Build a timber frame extension - £26,378

Build a swimming pool - £81,378

Single storey extension - £62,560

Side return extension - £45,753

Install an RSJ - £2,578

Outbuilding - £10,378

Build a Mansard loft conversion - £52,378

Loft conversion - £37,294

Build a kitchen extension - £42,378

Hip to gable loft conversion - £42,378

Granny annexe - £87,378

Garden office - £10,378

Convert a Garage - £16,378

Garage - £18,878

Build a flat roof extension - £22,378

Build a dormer loft conversion - £42,378

Concrete foundations - £6,628

Convert a bungalow loft - £29,378

Convert a basement - £41,753