Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
Trusted and professional extension builder in S66. Experienced in all extension buildering work and keeping within budget and on quote. Britishbuil...

Costs range from £87,760 (Britishbuildogs based in S65) to £88,156 (G.J.H Joinery & Construction based in S65), 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 Wickersley | £32 | £258 |
| Two Storey Extension near Rotherham | £32 | £257 |
| Two Storey Extension near Doncaster | £29 | £238 |
| Two Storey Extension near Worksop | £33 | £265 |
| Two Storey Extension near Sheffield | £32 | £261 |
| Two Storey Extension near Dronfield | £33 | £262 |
| Two Storey Extension near Bassetlaw | £31 | £243 |
| Two Storey Extension near Barnsley | £31 | £242 |
| Two Storey Extension near Retford | £31 | £243 |
| Two Storey Extension near Chesterfield | £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 - £17,472

Two storey extension - £87,958

Build a timber frame extension - £25,972

Build a swimming pool - £80,972

Single storey extension - £54,440

Side return extension - £41,185

Install an RSJ - £2,172

Outbuilding - £9,972

Build a Mansard loft conversion - £51,972

Loft conversion - £33,488

Build a kitchen extension - £41,972

Hip to gable loft conversion - £41,972

Granny annexe - £86,972

Garden office - £9,972

Convert a Garage - £15,972

Garage - £18,472

Build a flat roof extension - £21,972

Build a dormer loft conversion - £41,972

Concrete foundations - £6,222

Convert a bungalow loft - £28,972

Convert a basement - £37,185