From £18,572
O Dent Carpentry & Building Services is an established and experienced local extension builder in SN4. Please contact us for a free, no obligation ...
From £18,428
Need an Extension Builder in SN4? KP BUILDERS (SWINDON) LTD has been helping local clients (20 mile radius) with their jobs for many years. Get a ...
From £18,300
Need an Extension Builder in SN4? SAXON DESIGN & BUILD LTD has been helping local clients (20 mile radius) with their jobs for many years. Get a q...
From £18,812
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of work in SN4 and...
From £18,372
Craig Donnelly Building Contractors Ltd is a trusted extension builder serving customers in SN4 and the surrounding area. Contact us to today to ge...
From £18,420
Complete Driveway Solutions is an established and experienced local extension builder in SN4. Please contact us for a free, no obligation quote and...
From £18,652
DP BUILDING is an established business in SN4. We come highly recommended and provide competitive quotes for your work.
From £18,652
Need to find an Extension Builder near you for all your work?
A S A BUILDING SERVICES LTD provides a local, trusted service in and around...
From £18,452
A D BUILDING SERVICES T/A is a trusted extension builder serving customers in SN4 and the surrounding area. Contact us to today to get a competitiv...
From £17,980
MR HOWELL are here to help customers who need an Extension Builder in SN4. We offer a competitive rate to complete all your jobs to professional s...

Builders charge between £17,980 (MR HOWELL based in SN3) and £18,812 (The trade collective ltd based in Sn1) in SN4 to build a garage, but these costs are only estimates.
Comparing extension builders estimates for building a garage gives you an idea of who will be better value, but the best way to compare costs is to get actual quotes.
Get real quotes to build a new garage in SN4 by posting a job with HaMuch and we will send it to extension builders in SN4.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Garage near Swindon | £32 | £207 |
| Garage near Stratton St Margaret | £32 | £208 |
| Garage near Thamesdown | £32 | £208 |
| Garage near Calne | £26 | £201 |
| Garage near West Wiltshire | £29 | £218 |
| Garage near North Wiltshire | £29 | £218 |
| Garage near Devizes | £29 | £218 |
| Garage near Vale of White Horse | £32 | £242 |
| Garage near Chippenham | £29 | £218 |
| Garage near Trowbridge | £29 | £223 |
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 - £17,464

Two storey extension - £87,946

Build a timber frame extension - £25,964

Build a swimming pool - £80,964

Single storey extension - £54,280

Side return extension - £41,095

Install an RSJ - £2,164

Outbuilding - £9,964

Build a Mansard loft conversion - £51,964

Loft conversion - £33,413

Build a kitchen extension - £41,964

Hip to gable loft conversion - £41,964

Granny annexe - £86,964

Garden office - £9,964

Convert a Garage - £15,964

Garage - £18,464

Build a flat roof extension - £21,964

Build a dormer loft conversion - £41,964

Concrete foundations - £6,214

Convert a bungalow loft - £28,964

Convert a basement - £37,095