From £9,432
R Watson Builders are here to help customers who need an Extension Builder in S43. We offer a competitive rate to complete all your extension build...
From £10,000
Need an Extension Builder in S43? D H Builders has been helping local clients (20 mile radius) with their extension buildering jobs for many years....
From £9,856
C ROWLEY (SELFBUILD) is an established and experienced local extension builder in S43. Please contact us for a free, no obligation quote and compet...
From £9,864
Trusted and professional extension builder in S43. Experienced in all extension buildering work and keeping within budget and on quote. MGG CONSTRU...
From £10,336
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £10,368
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £10,136
S. & A. Parsons (Building Contractors) Limited is a trusted extension builder serving customers in S43 and the surrounding area. Contact us to toda...
From £10,272
R.J Building Services is an established extension buildering business in S43. We come highly recommended and provide competitive quotes for your wo...
From £9,880
RJH Building Services is a trusted extension builder serving customers in S43 and the surrounding area. Contact us to today to get a competitive qu...
From £10,184
Trusted and professional extension builder in S43. Experienced in all extension buildering work and keeping within budget and on quote. Maison Frai...

Garden offices range from the cheapest of £9,432 (R Watson Builders based in S43) to the dearest of £10,368 (Compton Spares.com based in S41), 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 S43 by posting a job with HaMuch. We'll send it to extension builders in S43.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Garden Office near Chesterfield | £33 | £257 |
| Garden Office near Dronfield | £35 | £288 |
| Garden Office near Worksop | £33 | £265 |
| Garden Office near Sheffield | £34 | £280 |
| Garden Office near Mansfield Woodhouse | £33 | £263 |
| Garden Office near Sutton-in-Ashfield | £33 | £265 |
| Garden Office near Forest Town | £33 | £263 |
| Garden Office near Mansfield | £33 | £262 |
| Garden Office near Wickersley | £33 | £257 |
| Garden Office near Rotherham | £33 | £257 |
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 - £17,533

Two storey extension - £88,049

Build a timber frame extension - £26,033

Build a swimming pool - £81,033

Single storey extension - £55,656

Side return extension - £41,869

Install an RSJ - £2,233

Outbuilding - £10,033

Build a Mansard loft conversion - £52,033

Loft conversion - £34,058

Build a kitchen extension - £42,033

Hip to gable loft conversion - £42,033

Granny annexe - £87,033

Garden office - £10,033

Convert a Garage - £16,033

Garage - £18,533

Build a flat roof extension - £22,033

Build a dormer loft conversion - £42,033

Concrete foundations - £6,283

Convert a bungalow loft - £29,033

Convert a basement - £37,869