From £9,752
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £9,656
H TIMMINS BUILDING & MAINT is an established extension buildering business in M18. We come highly recommended and provide competitive quotes for yo...
From £9,856
Cornerstone Building Maintenance & Restoration Ltd is an established and experienced local extension builder in M18. Please contact us for a free, ...
From £9,736
Need to find an Extension Builder near you for all your extension buildering work?
J K S Builder provides a local, trusted extension builde...
From £9,936
Trusted and professional extension builder in M18. Experienced in all extension buildering work and keeping within budget and on quote. AD Installa...
From £9,720
Trusted and professional extension builder in M18. Experienced in all extension buildering work and keeping within budget and on quote. M A Buildin...
From £9,672
Sale Moor Roofing & Building Contractors is a trusted extension builder serving customers in M18 and the surrounding area. Contact us to today to g...
From £9,832
Need to find an Extension Builder near you for all your extension buildering work?
Oscar Renn provides a local, trusted extension builderin...
From £9,768
Trusted and professional extension builder in M18. Experienced in all extension buildering work and keeping within budget and on quote. B R M S hav...
From £9,792
SJD Joinery & Building are here to help customers who need an Extension Builder in M18. We offer a competitive rate to complete all your extension ...

Outbuilding costs in M18 range from the cheapest of £9,656 (H TIMMINS BUILDING & MAINT based in M18) to the dearest of £9,936 (AD Installation based in M13), 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 M18 by posting a job with HaMuch and we will send it to extension builders.
"Outbuilding" - M15, job posted 01/01/70
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Outbuilding near Reddish | £34 | £235 |
| Outbuilding near Droylsden | £34 | £237 |
| Outbuilding near Denton | £35 | £233 |
| Outbuilding near Failsworth | £35 | £235 |
| Outbuilding near Manchester | £32 | £236 |
| Outbuilding near Dukinfield | £35 | £231 |
| Outbuilding near Tameside | £35 | £231 |
| Outbuilding near Old Trafford | £32 | £236 |
| Outbuilding near Ashton-under-Lyne | £36 | £231 |
| Outbuilding near Hyde | £36 | £227 |
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 - £17,272

Two storey extension - £87,658

Build a timber frame extension - £25,772

Build a swimming pool - £80,772

Single storey extension - £50,440

Side return extension - £38,935

Install an RSJ - £1,972

Outbuilding - £9,772

Build a Mansard loft conversion - £51,772

Loft conversion - £31,613

Build a kitchen extension - £41,772

Hip to gable loft conversion - £41,772

Granny annexe - £86,772

Garden office - £9,772

Convert a Garage - £15,772

Garage - £18,272

Build a flat roof extension - £21,772

Build a dormer loft conversion - £41,772

Concrete foundations - £6,022

Convert a bungalow loft - £28,772

Convert a basement - £34,935