From £10,480
On time/ professional/ time served/trustworthy
From £10,912
Trusted General Builders in Durham From small fixes to full renovations, Radici Construction delivers quality workmanship, clear communication,...
From £9,808
ANDREW HUNTER BUILDING SERVICES is an established and experienced local extension builder in Harton. Please contact us for a free, no obligation qu...
From £9,936
Building Craft Ltd is an established extension buildering business in Harton. We come highly recommended and provide competitive quotes for your wo...
From £9,984
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £9,808
Trusted and professional extension builder in Harton. Experienced in all extension buildering work and keeping within budget and on quote. DHB Buil...
From £9,832
LJP Roofing are here to help customers who need an Extension Builder in Harton. We offer a competitive rate to complete all your extension builderi...
From £9,848
Trusted and professional extension builder in Harton. Experienced in all extension buildering work and keeping within budget and on quote. X7 Roofi...
From £10,096
Need an Extension Builder in Harton? D TAIT BUILDING & PROP REPAIRS has been helping local clients (20 mile radius) with their extension buildering...
From £10,008
Need to find an Extension Builder near you for all your extension buildering work?
TK Builders provides a local, trusted extension builderi...

Outbuilding costs in Harton range from the cheapest of £9,808 (ANDREW HUNTER BUILDING SERVICES based in NE15) to the dearest of £10,912 (Radici Construction North East Ltd based in DH1), 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 Harton by posting a job with HaMuch and we will send it to extension builders.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Outbuilding near South Tyneside | £34 | £261 |
| Outbuilding near South Shields | £36 | £257 |
| Outbuilding near Jarrow | £34 | £262 |
| Outbuilding near Tynemouth | £36 | £257 |
| Outbuilding near Hebburn | £34 | £246 |
| Outbuilding near North Tyneside | £35 | £253 |
| Outbuilding near Wallsend | £34 | £245 |
| Outbuilding near Whitley Bay | £38 | £268 |
| Outbuilding near Sunderland | £33 | £251 |
| Outbuilding near Washington | £33 | £254 |
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