From £9,608
Experienced extension builder ready to quote for your work. DJ Brooks Construction is the best extension builder in WA15. No obligation free quotes...
From £10,024
Field design & build ltd is an established and experienced local extension builder in WA15. Please contact us for a free, no obligation quote and c...
From £9,840
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £9,648
Trusted and professional extension builder in WA15. Experienced in all extension buildering work and keeping within budget and on quote. Just Conve...
From £10,016
Relax... you have found a reliable extension builder in WA15. SupeRend is a friendly and reliable company based in WA15 who consider no job as too ...
From £9,616
T J BUILDERS is an established extension buildering business in WA15. We come highly recommended and provide competitive quotes for your work.
...From £9,936
Assured Building Solutions is an established extension buildering business in WA15. We come highly recommended and provide competitive quotes for y...
From £9,896
Willow Building & Resin Drives Ltd is an established and experienced local extension builder in WA15. Please contact us for a free, no obligation q...
From £9,624
OLDFIELD BUILD & SHOPFIT LTD is a trusted extension builder serving customers in WA15 and the surrounding area. Contact us to today to get a compet...
From £9,688
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...

Outbuilding costs in WA15 range from the cheapest of £9,608 (DJ Brooks Construction based in WA14) to the dearest of £10,024 (Field design & build ltd based in Wa14), but these are just estimates.
Comparing extension builders estimates for building an outbuilding 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 an outbuilding in WA15 by posting a job with HaMuch and we will send it to extension builders.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Outbuilding near Altrincham | £27 | £196 |
| Outbuilding near Sale | £28 | £203 |
| Outbuilding near Wythenshawe | £27 | £198 |
| Outbuilding near Trafford | £28 | £203 |
| Outbuilding near Gatley | £27 | £200 |
| Outbuilding near Stretford | £27 | £203 |
| Outbuilding near Urmston | £27 | £201 |
| Outbuilding near Cheadle Hulme | £27 | £201 |
| Outbuilding near Old Trafford | £27 | £203 |
| Outbuilding near Wilmslow | £27 | £201 |
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 - £17,290

Two storey extension - £87,684

Build a timber frame extension - £25,790

Build a swimming pool - £80,790

Single storey extension - £50,792

Side return extension - £39,133

Install an RSJ - £1,990

Outbuilding - £9,790

Build a Mansard loft conversion - £51,790

Loft conversion - £31,778

Build a kitchen extension - £41,790

Hip to gable loft conversion - £41,790

Granny annexe - £86,790

Garden office - £9,790

Convert a Garage - £15,790

Garage - £18,290

Build a flat roof extension - £21,790

Build a dormer loft conversion - £41,790

Concrete foundations - £6,040

Convert a bungalow loft - £28,790

Convert a basement - £35,133