From £10,416
Need to find an Extension Builder near you for all your extension buildering work?
Tolwey provides a local, trusted extension buildering se...
From £10,136
EcoWoodDesign are here to help customers who need an Extension Builder in New Haw. We offer a competitive rate to complete all your extension build...
From £10,528
As a successful Surrey Property building Company, we pride ourselves not only on what we produce for our clients, but also the manner that we appro...
From £10,240
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £10,296
CRESSWELL DESIGN & BUILD are here to help customers who need an Extension Builder in New Haw. We offer a competitive rate to complete all your exte...
From £10,080
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £10,472
Form Projects is an established and experienced local extension builder in New Haw. Please contact us for a free, no obligation quote and competiti...
From £10,080
General Building, Landscaping and Driveway Specialists. Some of the tasks we complete tasks such as refurbishments, extensions and conversions to d...
From £10,408
Relax... you have found a reliable extension builder in New Haw. INTEGRA BUILDERS LTD is a friendly and reliable company based in New Haw who consi...
From £10,176
At Redridge, our fundamental goal is to deliver the house that you want, on budget and on time. We take pride in our finished homes as they are wha...

Outbuilding costs in New Haw range from the cheapest of £10,080 (Hanging Space based in KT13) to the dearest of £10,528 (JDM (D&B) Ltd based in Kt14), 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 New Haw by posting a job with HaMuch and we will send it to extension builders.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Outbuilding near New Haw | £43 | £273 |
| Outbuilding near Walton-on-Thames | £43 | £277 |
| Outbuilding near Elmbridge | £43 | £277 |
| Outbuilding near Woking | £43 | £277 |
| Outbuilding near Sunbury-on-Thames | £42 | £279 |
| Outbuilding near Staines-upon-Thames | £42 | £269 |
| Outbuilding near Egham | £42 | £266 |
| Outbuilding near Esher | £43 | £274 |
| Outbuilding near West Molesey | £43 | £279 |
| Outbuilding near Great Bookham | £42 | £281 |
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 - £17,783

Two storey extension - £88,425

Build a timber frame extension - £26,283

Build a swimming pool - £81,283

Single storey extension - £60,664

Side return extension - £44,686

Install an RSJ - £2,483

Outbuilding - £10,283

Build a Mansard loft conversion - £52,283

Loft conversion - £36,405

Build a kitchen extension - £42,283

Hip to gable loft conversion - £42,283

Granny annexe - £87,283

Garden office - £10,283

Convert a Garage - £16,283

Garage - £18,783

Build a flat roof extension - £22,283

Build a dormer loft conversion - £42,283

Concrete foundations - £6,533

Convert a bungalow loft - £29,283

Convert a basement - £40,686