From £9,552
Marhsall is an established extension buildering business in Thorne. We come highly recommended and provide competitive quotes for your work.
From £10,064
Prestine Property Maintenance Services is an established and experienced local extension builder in Thorne. Please contact us for a free, no obliga...
From £9,864
Yorkshire Garage Openers is an established extension buildering business in Thorne. We come highly recommended and provide competitive quotes for y...
From £9,864
Harvie Construction is an established and experienced local extension builder in Thorne. Please contact us for a free, no obligation quote and comp...
From £9,840
DAVID LEAKE CONSTRUCTION LTD is an established and experienced local extension builder in Thorne. Please contact us for a free, no obligation quote...
From £9,688
Lace Construction Ltd are here to help customers who need an Extension Builder in Thorne. We offer a competitive rate to complete all your extensio...
From £9,944
M C BUILDER (YORKSHIRE) LTD is an established extension buildering business in Thorne. We come highly recommended and provide competitive quotes fo...
From £9,744
Trusted and professional extension builder in Thorne. Experienced in all extension buildering work and keeping within budget and on quote. MERCER P...
From £9,712
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £9,664
1980 are here to help customers who need an Extension Builder in Thorne. We offer a competitive rate to complete all your extension buildering jobs...

Garden offices range from the cheapest of £9,552 (Marhsall based in HU15) to the dearest of £10,064 (Prestine Property Maintenance Services based in YO8), 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 Thorne by posting a job with HaMuch. We'll send it to extension builders in Thorne.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Garden Office near Goole | £26 | £217 |
| Garden Office near Doncaster | £29 | £238 |
| Garden Office near Selby | £30 | £240 |
| Garden Office near Scunthorpe | £26 | £207 |
| Garden Office near Pontefract | £30 | £228 |
| Garden Office near North Lincolnshire | £28 | £216 |
| Garden Office near Gainsborough | £30 | £234 |
| Garden Office near Castleford | £30 | £225 |
| Garden Office near Wickersley | £33 | £257 |
| Garden Office near Bassetlaw | £31 | £243 |
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 - £17,294

Two storey extension - £87,690

Build a timber frame extension - £25,794

Build a swimming pool - £80,794

Single storey extension - £50,872

Side return extension - £39,178

Install an RSJ - £1,994

Outbuilding - £9,794

Build a Mansard loft conversion - £51,794

Loft conversion - £31,815

Build a kitchen extension - £41,794

Hip to gable loft conversion - £41,794

Granny annexe - £86,794

Garden office - £9,794

Convert a Garage - £15,794

Garage - £18,294

Build a flat roof extension - £21,794

Build a dormer loft conversion - £41,794

Concrete foundations - £6,044

Convert a bungalow loft - £28,794

Convert a basement - £35,178