From £9,808
Trusted and professional extension builder in CO10. Experienced in all extension buildering work and keeping within budget and on quote. We Love Pr...
From £9,696
Relax... you have found a reliable extension builder in CO10. Cooper and Kelling Builders is a friendly and reliable company based in CO10 who cons...
From £10,000
Relax... you have found a reliable extension builder in CO10. Premier Building is a friendly and reliable company based in CO10 who consider no job...
From £10,216
Need an Extension Builder in CO10? DELTA BUILD LIMITED has been helping local clients (20 mile radius) with their extension buildering jobs for man...
From £9,864
Need an Extension Builder in CO10? K T GRIDLEY GENERAL BUILDER has been helping local clients (20 mile radius) with their extension buildering jobs...
From £9,880
Need an Extension Builder in CO10? Mc2 Building Services has been helping local clients (20 mile radius) with their extension buildering jobs for m...
From £9,840
Need to find an Extension Builder near you for all your extension buildering work?
D Mason Developments Ltd provides a local, trusted exten...
From £10,048
Ashdell is an established and experienced local extension builder in CO10. Please contact us for a free, no obligation quote and competitive rates....
From £10,088
R Best Building Services are here to help customers who need an Extension Builder in CO10. We offer a competitive rate to complete all your extensi...
From £10,104
Relax... you have found a reliable extension builder in CO10. Pinnacle Construction is a friendly and reliable company based in CO10 who consider n...

Outbuilding costs in CO10 range from the cheapest of £9,696 (Cooper and Kelling Builders based in CO10) to the dearest of £10,216 (DELTA BUILD LIMITED based in CO9), 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 CO10 by posting a job with HaMuch and we will send it to extension builders.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Outbuilding near Sudbury | £34 | £229 |
| Outbuilding near Haverhill | £37 | £260 |
| Outbuilding near Colchester | £33 | £230 |
| Outbuilding near Bury St Edmunds | £34 | £251 |
| Outbuilding near Braintree | £37 | £247 |
| Outbuilding near Stowmarket | £30 | £221 |
| Outbuilding near Witham | £36 | £240 |
| Outbuilding near Ipswich | £33 | £235 |
| Outbuilding near Tendring | £31 | £226 |
| Outbuilding near Maldon | £36 | £244 |
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 - £17,454

Two storey extension - £87,932

Build a timber frame extension - £25,954

Build a swimming pool - £80,954

Single storey extension - £54,088

Side return extension - £40,987

Install an RSJ - £2,154

Outbuilding - £9,954

Build a Mansard loft conversion - £51,954

Loft conversion - £33,323

Build a kitchen extension - £41,954

Hip to gable loft conversion - £41,954

Granny annexe - £86,954

Garden office - £9,954

Convert a Garage - £15,954

Garage - £18,454

Build a flat roof extension - £21,954

Build a dormer loft conversion - £41,954

Concrete foundations - £6,204

Convert a bungalow loft - £28,954

Convert a basement - £36,987