From £88,624
Relax... you have found a reliable extension builder in Kent. Radiant Homes is a friendly and reliable company based in Kent who consider no job as...
From £87,820
GM BUILDING SERVICES are here to help customers who need an Extension Builder in Kent. We offer a competitive rate to complete all your extension b...
From £88,468
Need an Extension Builder in Kent? GS&M Construction has been helping local clients (10 mile radius) with their extension buildering jobs for many ...
From £87,844
Need an Extension Builder in Kent? Make Construction Limited has been helping local clients (10 mile radius) with their extension buildering jobs f...
From £88,048
Trusted and professional extension builder in Kent. Experienced in all extension buildering work and keeping within budget and on quote. Reeve Reno...
From £88,624
Since 2010, we have provided clients with a wide range of specialist services. Reeve Renovations offers a bespoke service for all your residential ...
From £87,952
Relax... you have found a reliable extension builder in Kent. UNIVERSAL CONSTRUCTION is a friendly and reliable company based in Kent who consider ...
From £88,120
Alpha Construction Building Company ltd. undertakes a wide variety of refurbishment works from roofing, kitchens and bathrooms to lofts extensions ...
From £88,000
Experienced extension builder ready to quote for your work. NA Brickwork is the best extension builder in Kent. No obligation free quotes and many ...
From £88,204
Building company specialising in mordenising, extending and re modelling your home.
With a 100% record for fulfilling jobs to the highes...

Costs range from £87,820 (GM BUILDING SERVICES based in BR8) to £88,624 (Radiant Homes based in BR8), but these are just estimates. The best way to compare costs is to get real quotes from real builders.
Post your job on HaMuch and we'll send it to extension builders to Kent.
"Two storey rear extension" - DARTFORD, job posted 01/02/25
"Two storey extension" - DARTFORD, job posted 01/01/70
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Two Storey Extension near Bexley | £42 | £265 |
| Two Storey Extension near Dartford | £51 | £273 |
| Two Storey Extension near Bromley | £42 | £265 |
| Two Storey Extension near Northfleet | £41 | £261 |
| Two Storey Extension near Sevenoaks | £38 | £234 |
| Two Storey Extension near Grays | £41 | £261 |
| Two Storey Extension near South Ockendon | £58 | £276 |
| Two Storey Extension near Lewisham | £43 | £268 |
| Two Storey Extension near Gravesend | £40 | £260 |
| Two Storey Extension near Greenwich | £44 | £268 |
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 - £17,614

Two storey extension - £88,170

Build a timber frame extension - £26,114

Build a swimming pool - £81,114

Single storey extension - £57,272

Side return extension - £42,778

Install an RSJ - £2,314

Outbuilding - £10,114

Build a Mansard loft conversion - £52,114

Loft conversion - £34,815

Build a kitchen extension - £42,114

Hip to gable loft conversion - £42,114

Granny annexe - £87,114

Garden office - £10,114

Convert a Garage - £16,114

Garage - £18,614

Build a flat roof extension - £22,114

Build a dormer loft conversion - £42,114

Concrete foundations - £6,364

Convert a bungalow loft - £29,114

Convert a basement - £38,778