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Select your affordable Kilwinning extension builder
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
Col-In the Builder is a trusted extension builder serving customers in Kilwinning and the surrounding area. Contact us to today to get a competitiv...
Relax... you have found a reliable extension builder in Kilwinning. Adrian K Wilson Roofing Specialist is a friendly and reliable company based in ...
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £9,920
Andrew Wright Windows Ltd -Independent Network Installer is a trusted extension builder serving customers in Kilwinning and the surrounding area. C...

Garden offices range from the cheapest of £9,920 (Andrew Wright Windows Ltd -Independent Network Installer based in KA11) to the dearest of £10,312 (Unibuild Property Services based in KA20), but these are only estimates.
The best way to compare costs is to get actual quotes.
Get rates and quotes to build a garden office in Kilwinning by posting a job with HaMuch. We'll send it to extension builders in Kilwinning.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Garden Office near Kilwinning | £33 | £250 |
| Garden Office near North Ayrshire | £33 | £250 |
| Garden Office near Irvine | £35 | £253 |
| Garden Office near Troon | £32 | £241 |
| Garden Office near Kilmarnock | £36 | £271 |
| Garden Office near Prestwick | £24 | £180 |
| Garden Office near South Ayrshire | £25 | £190 |
| Garden Office near Johnstone | £35 | £276 |
| Garden Office near Ayr | £25 | £190 |
| Garden Office near Renfrewshire | £35 | £278 |
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 - £17,609

Two storey extension - £88,163

Build a timber frame extension - £26,109

Build a swimming pool - £81,109

Single storey extension - £57,176

Side return extension - £42,724

Install an RSJ - £2,309

Outbuilding - £10,109

Build a Mansard loft conversion - £52,109

Loft conversion - £34,770

Build a kitchen extension - £42,109

Hip to gable loft conversion - £42,109

Granny annexe - £87,109

Garden office - £10,109

Convert a Garage - £16,109

Garage - £18,609

Build a flat roof extension - £22,109

Build a dormer loft conversion - £42,109

Concrete foundations - £6,359

Convert a bungalow loft - £29,109

Convert a basement - £38,724