Extension builder estimates (based on hourly rates) to build a single storey extension in DY7
Range from the cheapest single storey extension £26000 (1965 based in DY11) to the dearest single storey extension £48400 (Nuco Group Ltd based in WV5).
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 DY7 by posting a job with HaMuch and we will send it to extension builders in DY7.
Estimates for common extension builder jobs in DY7;
| Job | Estimate |
| Underpinning a house | £17008 |
| Build a two storey extension | £87263 |
| Build a timber frame extension | £25508 |
| Install a swimming pool | £80508 |
| Cost to build a single storey extension | £40170 |
| Cost to build a side return extension | £31970 |
| Install an RSJ | £1708 |
| Build an outbuilding | £9508 |
| Build a mansard loft conversion | £51508 |
| Cost of a loft conversion | £29142 |
| Build a kitchen extension | £41508 |
| Build a hip to gable loft conversion | £41508 |
| Build a granny annexe | £86508 |
| Build a garden office | £9508 |
| Convert a garage | £15508 |
| Build a new garage | £18008 |
| Build a flat roof extension | £21508 |
| Build a dormer loft conversion | £41508 |
| Lay a concrete foundation | £5758 |
| Convert a bungalow loft | £28508 |
| Basement conversion cost | £31970 |