From £18,788
Realise Your Luxury Dream Home With The Design And Build Partner You Can Trust.At MG Design & Build we have over 25 years of experience in the cons...
From £18,620
For more than 10 years, North Hertfordshire Construction LTD have been the name you can trust when it comes to building and development! We are kno...
From £18,812
Experienced extension builder ready to quote for your work. Bricklayers is the best extension builder in SG15. No obligation free quotes and many h...
From £18,860
Experienced extension builder ready to quote for your work. Specialist Building Refurbishm is the best extension builder in SG15. No obligation fre...
From £18,708
Need an Extension Builder in SG15? WILLMOTT DIXON CONSTRUCTION LI has been helping local clients (20 mile radius) with their extension buildering j...
From £18,668
Need an Extension Builder in SG15? Gilbert & Gregson Construction Ltd has been helping local clients (20 mile radius) with their extension builderi...
From £18,988
Need an Extension Builder in SG15? M SPINDLER CONSTRUCTION LTD has been helping local clients (20 mile radius) with their extension buildering jobs...
From £18,628
Draincall Services Ltd is a trusted extension builder serving customers in SG15 and the surrounding area. Contact us to today to get a competitive ...
From £18,908
M P BUILDING LIMITED is an established and experienced local extension builder in SG15. Please contact us for a free, no obligation quote and compe...
From £18,884
Experienced extension builder ready to quote for your work. HB Construction is the best extension builder in SG15. No obligation free quotes and ma...

Builders charge between £18,620 (North Hertfordshire Construction Ltd based in SG5) and £18,988 (M SPINDLER CONSTRUCTION LTD based in SG6) in SG15 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 SG15 by posting a job with HaMuch and we will send it to extension builders in SG15.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Garage near Letchworth | £44 | £283 |
| Garage near North Hertfordshire | £44 | £283 |
| Garage near Biggleswade | £41 | £268 |
| Garage near Hitchin | £43 | £283 |
| Garage near Stevenage | £44 | £282 |
| Garage near Mid Bedfordshire | £42 | £276 |
| Garage near Ampthill | £38 | £258 |
| Garage near Luton | £41 | £278 |
| Garage near Kempston | £44 | £273 |
| Garage near South Bedfordshire | £45 | £278 |
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 - £17,786

Two storey extension - £88,430

Build a timber frame extension - £26,286

Build a swimming pool - £81,286

Single storey extension - £60,728

Side return extension - £44,722

Install an RSJ - £2,486

Outbuilding - £10,286

Build a Mansard loft conversion - £52,286

Loft conversion - £36,435

Build a kitchen extension - £42,286

Hip to gable loft conversion - £42,286

Granny annexe - £87,286

Garden office - £10,286

Convert a Garage - £16,286

Garage - £18,786

Build a flat roof extension - £22,286

Build a dormer loft conversion - £42,286

Concrete foundations - £6,536

Convert a bungalow loft - £29,286

Convert a basement - £40,722