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Relax... you have found a reliable extension builder in Hartley. UNIVERSAL CONSTRUCTION is a friendly and reliable company based in Hartley who con...
Need an Extension Builder in Hartley? SD Build has been helping local clients (10 mile radius) with their extension buildering jobs for many years....
Joe
FLEX CONSTRUCTION LIMITED are here to help customers who need an Extension Builder in Hartley. We offer a competitive rate to complete all your ext...
The England Team is an established extension buildering business in Hartley. We come highly recommended and provide competitive quotes for your wor...
C & B Multi-Trader is an established extension buildering business in Hartley. We come highly recommended and provide competitive quotes for your w...
Relax... you have found a reliable extension builder in Hartley. JPRMS Ltd is a friendly and reliable company based in Hartley who consider no job ...
Experienced extension builder ready to quote for your work. CIA Construction Limited is the best extension builder in Hartley. No obligation free q...
Lee
Hyde Building Ltd are here to help customers who need an Extension Builder in Hartley. We offer a competitive rate to complete all your extension b...
AF Renovations LTD is an established and experienced local extension builder in Hartley. Please contact us for a free, no obligation quote and comp...
Ikonic Developments Limited are here to help customers who need an Extension Builder in Hartley. We offer a competitive rate to complete all your e...

Outbuilding costs in Hartley range from the cheapest of £9,880 (CIA Construction Limited based in RM18) to the dearest of £10,392 (The England Team based in RM16), 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 Hartley by posting a job with HaMuch and we will send it to extension builders.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Outbuilding near Northfleet | £41 | £261 |
| Outbuilding near Gravesend | £40 | £260 |
| Outbuilding near Dartford | £41 | £265 |
| Outbuilding near Grays | £41 | £261 |
| Outbuilding near Chafford Hundred | £41 | £261 |
| Outbuilding near Thurrock | £41 | £260 |
| Outbuilding near Bexley | £42 | £265 |
| Outbuilding near Rochester | £39 | £254 |
| Outbuilding near Larkfield | £41 | £253 |
| Outbuilding near South Ockendon | £42 | £264 |
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 - £17,658

Two storey extension - £88,236

Build a timber frame extension - £26,158

Build a swimming pool - £81,158

Single storey extension - £58,152

Side return extension - £43,273

Install an RSJ - £2,358

Outbuilding - £10,158

Build a Mansard loft conversion - £52,158

Loft conversion - £35,228

Build a kitchen extension - £42,158

Hip to gable loft conversion - £42,158

Granny annexe - £87,158

Garden office - £10,158

Convert a Garage - £16,158

Garage - £18,658

Build a flat roof extension - £22,158

Build a dormer loft conversion - £42,158

Concrete foundations - £6,408

Convert a bungalow loft - £29,158

Convert a basement - £39,273