Extension builder estimates (based on hourly rates) to build a single storey extension in Midlands
Range from the cheapest single storey extension £40560 (2nd Generation Building Services based in B13) to the dearest single storey extension £66000 (G S Electrical based in B66).
Comparing extension builders estimates for fitting a downstairs toilet gives you an idea of who will be better value but the best way to compare costs is to get actual quotes.
What to do - Get rates and quotes to build a single storey extension in Midlands by posting a job with HaMuch and we will send it to extension builders in Midlands.
Estimates for common extension builder jobs in Midlands;
| Job | Estimate |
| Underpinning a house | £17110 |
| Build a two storey extension | £87415 |
| Build a timber frame extension | £25610 |
| Install a swimming pool | £80610 |
| Cost to build a single storey extension | £42205 |
| Cost to build a side return extension | £33115 |
| Install an RSJ | £1810 |
| Build an outbuilding | £9610 |
| Build a mansard loft conversion | £51610 |
| Cost of a loft conversion | £30096 |
| Build a kitchen extension | £41610 |
| Build a hip to gable loft conversion | £41610 |
| Build a granny annexe | £86610 |
| Build a garden office | £9610 |
| Convert a garage | £15610 |
| Build a new garage | £18110 |
| Build a flat roof extension | £21610 |
| Build a dormer loft conversion | £41610 |
| Lay a concrete foundation | £5860 |
| Convert a bungalow loft | £28610 |
| Basement conversion cost | £33115 |