From £10,144
Experienced extension builder ready to quote for your work. WOODMOOR CONSTRUCTION is the best extension builder in SO32. No obligation free quotes ...
From £10,080
Darren Hitchins T/A The Honest Builder is an established extension buildering business in SO32. We come highly recommended and provide competitive ...

Garden offices range from the cheapest of £10,080 (Darren Hitchins T/A The Honest Builder based in SO32) to the dearest of £10,144 (WOODMOOR CONSTRUCTION based in SO32), 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 SO32 by posting a job with HaMuch. We'll send it to extension builders in SO32.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Garden Office near Hedge End | £34 | £244 |
| Garden Office near Fareham | £35 | £250 |
| Garden Office near Locks Heath | £33 | £240 |
| Garden Office near Eastleigh | £34 | £244 |
| Garden Office near Chandler's Ford | £34 | £245 |
| Garden Office near Waterlooville | £36 | £250 |
| Garden Office near Horndean | £36 | £254 |
| Garden Office near Southampton | £34 | £243 |
| Garden Office near Winchester | £39 | £283 |
| Garden Office near Lee-on-the-Solent | £35 | £249 |
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 - £17,612

Two storey extension - £88,168

Build a timber frame extension - £26,112

Build a swimming pool - £81,112

Single storey extension - £57,240

Side return extension - £42,760

Install an RSJ - £2,312

Outbuilding - £10,112

Build a Mansard loft conversion - £52,112

Loft conversion - £34,800

Build a kitchen extension - £42,112

Hip to gable loft conversion - £42,112

Granny annexe - £87,112

Garden office - £10,112

Convert a Garage - £16,112

Garage - £18,612

Build a flat roof extension - £22,112

Build a dormer loft conversion - £42,112

Concrete foundations - £6,362

Convert a bungalow loft - £29,112

Convert a basement - £38,760