From £10,544
GARY G BOND LIMITED are here to help customers who need an Extension Builder in Downend. We offer a competitive rate to complete all your extension...
From £9,920
Relax... you have found a reliable extension builder in Downend. RD Pope Construction is a friendly and reliable company based in Downend who consi...
From £9,856
Downend, BS16
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £9,768
Trusted and professional extension builder in Downend. Experienced in all extension buildering work and keeping within budget and on quote. Jeremy ...
From £10,208
FEATHERBED CONSTRUCTION is a trusted extension builder serving customers in Downend and the surrounding area. Contact us to today to get a competit...
From £9,728
Neil Causon & Son is an established and experienced local extension builder in Downend. Please contact us for a free, no obligation quote and compe...
From £9,840
MOORLAND DESIGN & BUILD LTD are here to help customers who need an Extension Builder in Downend. We offer a competitive rate to complete all your e...
From £10,080
Downend, BS16
HYATT BUILDING SERVICES are here to help customers who need an Extension Builder in Downend. We offer a competitive rate to complete all your exten...
From £10,192
B ROBINSON BUILDING is an established and experienced local extension builder in Downend. Please contact us for a free, no obligation quote and com...
From £10,248
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...

Garden offices range from the cheapest of £9,728 (Neil Causon & Son based in BS21) to the dearest of £10,544 (GARY G BOND LIMITED based in BS16), 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 Downend by posting a job with HaMuch. We'll send it to extension builders in Downend.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Garden Office near Kingswood | £34 | £257 |
| Garden Office near South Gloucestershire | £34 | £260 |
| Garden Office near Bristol | £33 | £255 |
| Garden Office near Bradley Stoke | £34 | £259 |
| Garden Office near Clifton | £33 | £255 |
| Garden Office near Keynsham | £33 | £251 |
| Garden Office near Yate | £34 | £263 |
| Garden Office near Portishead | £33 | £247 |
| Garden Office near Bath | £32 | £249 |
| Garden Office near North Somerset | £32 | £245 |
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 - £17,538

Two storey extension - £88,058

Build a timber frame extension - £26,038

Build a swimming pool - £81,038

Single storey extension - £55,768

Side return extension - £41,932

Install an RSJ - £2,238

Outbuilding - £10,038

Build a Mansard loft conversion - £52,038

Loft conversion - £34,110

Build a kitchen extension - £42,038

Hip to gable loft conversion - £42,038

Granny annexe - £87,038

Garden office - £10,038

Convert a Garage - £16,038

Garage - £18,538

Build a flat roof extension - £22,038

Build a dormer loft conversion - £42,038

Concrete foundations - £6,288

Convert a bungalow loft - £29,038

Convert a basement - £37,932