Trusted and professional extension builder in DL3. Experienced in all extension buildering work and keeping within budget and on quote. D & G Build...
From £10,208
Experienced extension builder ready to quote for your work. pidesigns is the best extension builder in DL3. No obligation free quotes and many happ...

Outbuilding costs in DL3 range from the cheapest of £9,760 (D & G Builders based in DL3) to the dearest of £10,208 (Pidesigns based in DL1), but these are just estimates.
Comparing extension builders estimates for building an outbuilding gives you an idea of who will be better value, but the best way to compare costs is to get actual quotes.
Get rates and quotes to build an outbuilding in DL3 by posting a job with HaMuch and we will send it to extension builders.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Outbuilding near Darlington | £60 | £222 |
| Outbuilding near Newton Aycliffe | £38 | £225 |
| Outbuilding near Stockton-on-Tees | £41 | £228 |
| Outbuilding near Bishop Auckland | £38 | £248 |
| Outbuilding near Ingleby Barwick | £41 | £228 |
| Outbuilding near Thornaby-on-Tees | £42 | £231 |
| Outbuilding near Spennymoor | £37 | £249 |
| Outbuilding near Billingham | £44 | £242 |
| Outbuilding near Middlesbrough | £43 | £236 |
| Outbuilding near Eston | £42 | £241 |
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 - £17,484

Two storey extension - £87,976

Build a timber frame extension - £25,984

Build a swimming pool - £80,984

Single storey extension - £54,680

Side return extension - £41,320

Install an RSJ - £2,184

Outbuilding - £9,984

Build a Mansard loft conversion - £51,984

Loft conversion - £33,600

Build a kitchen extension - £41,984

Hip to gable loft conversion - £41,984

Granny annexe - £86,984

Garden office - £9,984

Convert a Garage - £15,984

Garage - £18,484

Build a flat roof extension - £21,984

Build a dormer loft conversion - £41,984

Concrete foundations - £6,234

Convert a bungalow loft - £28,984

Convert a basement - £37,320