From £88,048
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £87,796
Harvie Construction is an established and experienced local extension builder in WF9. Please contact us for a free, no obligation quote and competi...
From £88,204
Need an Extension Builder in WF9? Misura Limited has been helping local clients (20 mile radius) with their extension buildering jobs for many year...
From £87,976
R.B.H Builders is a trusted extension builder serving customers in WF9 and the surrounding area. Contact us to today to get a competitive quote for...
From £87,880
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £87,760
DAVID LEAKE CONSTRUCTION LTD is an established and experienced local extension builder in WF9. Please contact us for a free, no obligation quote an...
From £87,664
I've been in the trade over 25 years working on commercial and domestic high end properties
From £88,084
Experienced extension builder ready to quote for your work. CONSTRUCTIONAL TIMBER is the best extension builder in WF9. No obligation free quotes a...
From £87,784
ABC Building & Design is an established and experienced local extension builder in WF9. Please contact us for a free, no obligation quote and compe...
From £87,772
NSB is a trusted extension builder serving customers in WF9 and the surrounding area. Contact us to today to get a competitive quote for extension ...

Costs range from £87,664 (GPK based in WF4) to £88,204 (Misura Limited based in S63), but these are just estimates. The best way to compare costs is to get real quotes from real builders.
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| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Two Storey Extension near Pontefract | £30 | £228 |
| Two Storey Extension near Barnsley | £31 | £242 |
| Two Storey Extension near Normanton | £30 | £233 |
| Two Storey Extension near Castleford | £30 | £225 |
| Two Storey Extension near Wakefield | £31 | £240 |
| Two Storey Extension near Doncaster | £29 | £238 |
| Two Storey Extension near Rothwell | £30 | £230 |
| Two Storey Extension near Ossett | £33 | £245 |
| Two Storey Extension near Rotherham | £33 | £257 |
| Two Storey Extension near Wickersley | £33 | £257 |
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 - £17,431

Two storey extension - £87,897

Build a timber frame extension - £25,931

Build a swimming pool - £80,931

Single storey extension - £53,624

Side return extension - £40,726

Install an RSJ - £2,131

Outbuilding - £9,931

Build a Mansard loft conversion - £51,931

Loft conversion - £33,105

Build a kitchen extension - £41,931

Hip to gable loft conversion - £41,931

Granny annexe - £86,931

Garden office - £9,931

Convert a Garage - £15,931

Garage - £18,431

Build a flat roof extension - £21,931

Build a dormer loft conversion - £41,931

Concrete foundations - £6,181

Convert a bungalow loft - £28,931

Convert a basement - £36,726