From £18,660
Kenmure Joinery Services are here to help customers who need an Extension Builder in West Dunbartonshire. We offer a competitive rate to complete a...
From £18,580
Adelphi Design & Construction Ltd is an established and experienced local extension builder in West Dunbartonshire. Please contact us for a free, n...
From £18,796
Need an Extension Builder in West Dunbartonshire? Gman-Joinery & Builders has been helping local clients (20 mile radius) with their extension buil...
From £18,452
Relax... you have found a reliable extension builder in West Dunbartonshire. DS Builders is a friendly and reliable company based in West Dunbarton...
From £18,428
J & J Property Services is an established extension buildering business in West Dunbartonshire. We come highly recommended and provide competitive ...
From £18,308
Boyle Construction Glasgow Ltd is a trusted extension builder serving customers in West Dunbartonshire and the surrounding area. Contact us to toda...
From £18,356
Need to find an Extension Builder near you for all your extension buildering work?
Montgomery Wet Trades provides a local, trusted extensio...
From £18,516
Trusted and professional extension builder in West Dunbartonshire. Experienced in all extension buildering work and keeping within budget and on qu...
From £17,876
Experienced extension builder ready to quote for your work. Glencroft Builders Ltd is the best extension builder in West Dunbartonshire. No obligat...

Builders charge between £17,876 (Glencroft Builders Ltd based in G81) and £18,796 (Gman-Joinery & Builders based in G13) in West Dunbartonshire 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 West Dunbartonshire by posting a job with HaMuch and we will send it to extension builders in West Dunbartonshire.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Garage near Dumbarton | £29 | £232 |
| Garage near Erskine | £34 | £258 |
| Garage near Greenock | £30 | £243 |
| Garage near Port Glasgow | £32 | £250 |
| Garage near Clydebank | £35 | £264 |
| Garage near Renfrew | £35 | £263 |
| Garage near Renfrewshire | £54 | £398 |
| Garage near Bearsden | £34 | £263 |
| Garage near Johnstone | £52 | £381 |
| Garage near Paisley | £34 | £259 |
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 - £17,386

Two storey extension - £87,830

Build a timber frame extension - £25,886

Build a swimming pool - £80,886

Single storey extension - £52,728

Side return extension - £40,222

Install an RSJ - £2,086

Outbuilding - £9,886

Build a Mansard loft conversion - £51,886

Loft conversion - £32,685

Build a kitchen extension - £41,886

Hip to gable loft conversion - £41,886

Granny annexe - £86,886

Garden office - £9,886

Convert a Garage - £15,886

Garage - £18,386

Build a flat roof extension - £21,886

Build a dormer loft conversion - £41,886

Concrete foundations - £6,136

Convert a bungalow loft - £28,886

Convert a basement - £36,222