From £17,644
Barnsley, S70
Need an Extension Builder in Barnsley? A Baker Building & Property Service has been helping local clients (20 mile radius) with their extension bui...
From £17,508
Trusted and professional extension builder in Barnsley. Experienced in all extension buildering work and keeping within budget and on quote. S J H ...
From £17,252
J CLARKE CONSTRUCTION LTD are here to help customers who need an Extension Builder in Barnsley. We offer a competitive rate to complete all your ex...
From £17,556
Experienced extension builder ready to quote for your work. CONSTRUCTIONAL TIMBER is the best extension builder in Barnsley. No obligation free quo...
From £17,364
Yorkshire Garage Openers is an established extension buildering business in Barnsley. We come highly recommended and provide competitive quotes for...
From £17,484
R.B.H Builders is a trusted extension builder serving customers in Barnsley and the surrounding area. Contact us to today to get a competitive quot...
From £17,356
ABC Building & Design is an established and experienced local extension builder in Barnsley. Please contact us for a free, no obligation quote and ...
From £17,412
MANVERS CONSTRUCTION is an established and experienced local extension builder in Barnsley. Please contact us for a free, no obligation quote and c...
From £17,364
Harvie Construction is an established and experienced local extension builder in Barnsley. Please contact us for a free, no obligation quote and co...
From £17,340
DAVID LEAKE CONSTRUCTION LTD is an established and experienced local extension builder in Barnsley. Please contact us for a free, no obligation quo...

Underpinning ranges from £17,252 (J CLARKE CONSTRUCTION LTD based in S75) to £17,644 (A Baker Building & Property Service based in S70), but the final cost will depend on the method of underpinning used, how much of your foundations need underpinning and where you live.
Comparing extension builders estimates for underpinning gives you an idea of who will be better value but the best way to compare costs is to get actual quotes.
Get quotes to underpin your home in Barnsley by posting a job with HaMuch and we will send it to extension builders in Barnsley.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Underpin A Building near Barnsley | £31 | £242 |
| Underpin A Building near Wakefield | £31 | £240 |
| Underpin A Building near Rotherham | £33 | £257 |
| Underpin A Building near Ossett | £33 | £245 |
| Underpin A Building near Normanton | £30 | £233 |
| Underpin A Building near Dewsbury | £33 | £245 |
| Underpin A Building near Pontefract | £30 | £228 |
| Underpin A Building near Sheffield | £34 | £280 |
| Underpin A Building near Wickersley | £33 | £257 |
| Underpin A Building near Mirfield | £31 | £236 |
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 - £17,428

Two storey extension - £87,892

Build a timber frame extension - £25,928

Build a swimming pool - £80,928

Single storey extension - £53,560

Side return extension - £40,690

Install an RSJ - £2,128

Outbuilding - £9,928

Build a Mansard loft conversion - £51,928

Loft conversion - £33,075

Build a kitchen extension - £41,928

Hip to gable loft conversion - £41,928

Granny annexe - £86,928

Garden office - £9,928

Convert a Garage - £15,928

Garage - £18,428

Build a flat roof extension - £21,928

Build a dormer loft conversion - £41,928

Concrete foundations - £6,178

Convert a bungalow loft - £28,928

Convert a basement - £36,690