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Barry Knott
Need to find an Extension Builder near you for all your extension buildering work?
BA Knott Oxford Ltd provides a local, trusted extension ...
Experienced extension builder ready to quote for your work. DRC Construction is the best extension builder in Cowley. No obligation free quotes and...
Lambert Home Builds is a trusted extension builder serving customers in Cowley and the surrounding area. Contact us to today to get a competitive q...
DOM ZVIGA
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
Approved extension builder in Cowley, covering 20 miles.
Whatever extension buildering work you need, including emergency repairs, hire a co...
Mick Phillips
Michael E Phillips is an established extension buildering business in Cowley. We come highly recommended and provide competitive quotes for your wo...
Singh Builders is an established extension buildering business in Cowley. We come highly recommended and provide competitive quotes for your work.<...
Need an Extension Builder in Cowley? K C CONSTRUCTION has been helping local clients (20 mile radius) with their extension buildering jobs for many...
Zain Hassan
Trusted and professional extension builder in Cowley. Experienced in all extension buildering work and keeping within budget and on quote. Beaumont...
TNT CONSTRUCTION are here to help customers who need an Extension Builder in Cowley. We offer a competitive rate to complete all your extension bui...

Garage conversions in Cowley typically range from £15,984 (Lambert Home Builds based in OX2) to £16,512 (Michael E Phillips based in OX2), but the only way to get an accurate cost for your specific project is to get quotes.
Post a job with HaMuch and we'll send it to extension builders in Cowley who will be happy to help.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Convert A Garage near Oxford | £38 | £270 |
| Convert A Garage near Abingdon-on-Thames | £35 | £258 |
| Convert A Garage near South Oxfordshire | £36 | £253 |
| Convert A Garage near Didcot | £36 | £266 |
| Convert A Garage near Cherwell | £35 | £249 |
| Convert A Garage near Bicester | £35 | £249 |
| Convert A Garage near Witney | £32 | £244 |
| Convert A Garage near Vale of White Horse | £36 | £271 |
| Convert A Garage near Aylesbury Vale | £36 | £246 |
| Convert A Garage near Aylesbury | £42 | £270 |
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 - £17,710

Two storey extension - £88,314

Build a timber frame extension - £26,210

Build a swimming pool - £81,210

Single storey extension - £59,192

Side return extension - £43,858

Install an RSJ - £2,410

Outbuilding - £10,210

Build a Mansard loft conversion - £52,210

Loft conversion - £35,715

Build a kitchen extension - £42,210

Hip to gable loft conversion - £42,210

Granny annexe - £87,210

Garden office - £10,210

Convert a Garage - £16,210

Garage - £18,710

Build a flat roof extension - £22,210

Build a dormer loft conversion - £42,210

Concrete foundations - £6,460

Convert a bungalow loft - £29,210

Convert a basement - £39,858