Gravesend, DA12
Need an Extension Builder in DA12? SD Build has been helping local clients (10 mile radius) with their extension buildering jobs for many years. Ge...
From £10,104
Bungar & Co ltd is a trusted extension builder serving customers in DA12 and the surrounding area. Contact us to today to get a competitive quote f...
From £9,920
Kent, DA12
Experienced extension builder ready to quote for your work. HRS Home Renovation Solutions is the best extension builder in DA12. No obligation fr...
From £10,280
Need to find an Extension Builder near you for all your extension buildering work?
Ciad Building Services Ltd provides a local, trusted ext...
From £10,224
Kent, DA12
Brown Builders UK Ltd is a trusted extension builder serving customers in DA12 and the surrounding area. Contact us to today to get a competitive q...
From £10,280
GLADHOUSE CONSTRUCTION are here to help customers who need an Extension Builder in DA12. We offer a competitive rate to complete all your extension...
From £10,096
Beautiful Kitchens is a family-run company, owned and directed by husband and wife Debbie and Nigel Powell along with their daughter, Bethany, and ...

Garden offices range from the cheapest of £9,920 (HRS Home Renovation Solutions based in DA12) to the dearest of £10,280 (Ciad Building Services Ltd based in DA12), 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 DA12 by posting a job with HaMuch. We'll send it to extension builders in DA12.
| Borough in London |
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| Garden Office in Gravesend |
| Garden Office in Northfleet |
| Garden Office in Tilbury |
| Garden Office in Meopham |
| Garden Office in Swanscombe |
| Garden Office in Grays |
| Garden Office in Hartley |
| Garden Office in Chafford Hundred |
| Garden Office in Stone |
| Garden Office in Strood |
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 - £17,639

Two storey extension - £88,209

Build a timber frame extension - £26,139

Build a swimming pool - £81,139

Single storey extension - £57,789

Side return extension - £43,069

Install an RSJ - £2,339

Outbuilding - £10,139

Build a Mansard loft conversion - £52,139

Loft conversion - £35,057

Build a kitchen extension - £42,139

Hip to gable loft conversion - £42,139

Granny annexe - £87,139

Garden office - £10,139

Convert a Garage - £16,139

Garage - £18,639

Build a flat roof extension - £22,139

Build a dormer loft conversion - £42,139

Concrete foundations - £6,389

Convert a bungalow loft - £29,139

Convert a basement - £39,069