Extension builder estimates (based on hourly rates) to build a single storey extension in DE23
Range from the cheapest single storey extension £26000 (HUSKINSON CONSTR SRVCS LTD based in NG16) to the dearest single storey extension £58000 (Top Floar Property Services based in DE14).
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 DE23 by posting a job with HaMuch and we will send it to extension builders in DE23.
Estimates for common extension builder jobs in DE23;
| Job | Estimate |
| Underpinning a house | £17155 |
| Build a two storey extension | £87483 |
| Build a timber frame extension | £25655 |
| Install a swimming pool | £80655 |
| Cost to build a single storey extension | £43101 |
| Cost to build a side return extension | £33619 |
| Install an RSJ | £1855 |
| Build an outbuilding | £9655 |
| Build a mansard loft conversion | £51655 |
| Cost of a loft conversion | £30516 |
| Build a kitchen extension | £41655 |
| Build a hip to gable loft conversion | £41655 |
| Build a granny annexe | £86655 |
| Build a garden office | £9655 |
| Convert a garage | £15655 |
| Build a new garage | £18155 |
| Build a flat roof extension | £21655 |
| Build a dormer loft conversion | £41655 |
| Lay a concrete foundation | £5905 |
| Convert a bungalow loft | £28655 |
| Basement conversion cost | £33619 |