From £26,152
Prestige Build Services LTD is a trusted extension builder serving customers in SN5 and the surrounding area. Contact us to today to get a competit...
From £25,928
Need an Extension Builder in SN5? KP BUILDERS (SWINDON) LTD has been helping local clients (20 mile radius) with their extension buildering jobs fo...
From £25,728
SWIFT DESIGN & BUILD LTD are here to help customers who need an Extension Builder in SN5. We offer a competitive rate to complete all your extensio...
From £26,240
Experienced extension builder ready to quote for your work. Biocraft South West Ltd is the best extension builder in SN5. No obligation free quotes...
From £25,824
R & R BUILDERS is an established and experienced local extension builder in SN5. Please contact us for a free, no obligation quote and competitive ...
From £25,456
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £25,920
Complete Driveway Solutions is an established and experienced local extension builder in SN5. Please contact us for a free, no obligation quote and...
From £25,872
Craig Donnelly Building Contractors Ltd is a trusted extension builder serving customers in SN5 and the surrounding area. Contact us to today to ge...
From £26,096
MJ solutions is an established and experienced local extension builder in SN5. Please contact us for a free, no obligation quote and competitive r...
From £26,312
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...

A timber frame extension built in SN5 typically ranges from £25,456 (Watts Builders based in SN25) to £26,312 (The trade collective ltd based in Sn1), but this will vary depending on the size of your extension, the design features you'd like and what your soil is like for the foundations.
Comparing extension builders estimates for building a timber frame extension 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 a timber frame extension in SN5 by posting a job with HaMuch and we'll send it to extension builders in SN5.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Build A Timber Frame Extension near Swindon | £38 | £238 |
| Build A Timber Frame Extension near Thamesdown | £38 | £239 |
| Build A Timber Frame Extension near Stratton St Margaret | £37 | £238 |
| Build A Timber Frame Extension near Calne | £29 | £225 |
| Build A Timber Frame Extension near Vale of White Horse | £36 | £271 |
| Build A Timber Frame Extension near West Wiltshire | £32 | £242 |
| Build A Timber Frame Extension near North Wiltshire | £32 | £242 |
| Build A Timber Frame Extension near Chippenham | £34 | £258 |
| Build A Timber Frame Extension near Devizes | £32 | £242 |
| Build A Timber Frame Extension near Stroud | £33 | £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 - £17,453

Two storey extension - £87,929

Build a timber frame extension - £25,953

Build a swimming pool - £80,953

Single storey extension - £54,056

Side return extension - £40,969

Install an RSJ - £2,153

Outbuilding - £9,953

Build a Mansard loft conversion - £51,953

Loft conversion - £33,308

Build a kitchen extension - £41,953

Hip to gable loft conversion - £41,953

Granny annexe - £86,953

Garden office - £9,953

Convert a Garage - £15,953

Garage - £18,453

Build a flat roof extension - £21,953

Build a dormer loft conversion - £41,953

Concrete foundations - £6,203

Convert a bungalow loft - £28,953

Convert a basement - £36,969