Extension builder estimates (based on hourly rates) to build a single storey extension in St James
Range from the cheapest single storey extension £41040 (QKS Limited based in PE9) to the dearest single storey extension £50000 (Peterborough Handyman Services based in PE3).
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 St James by posting a job with HaMuch and we will send it to extension builders in St James.
Recent Jobs
15/11/2023
Extension Builder near Pe4 7ds
Single storey extension
Estimates for common extension builder jobs in St James;
| Job | Estimate |
| Underpinning a house | £17276 |
| Build a two storey extension | £87664 |
| Build a timber frame extension | £25776 |
| Install a swimming pool | £80776 |
| Cost to build a single storey extension | £45526 |
| Cost to build a side return extension | £34984 |
| Install an RSJ | £1976 |
| Build an outbuilding | £9776 |
| Build a mansard loft conversion | £51776 |
| Cost of a loft conversion | £31653 |
| Build a kitchen extension | £41776 |
| Build a hip to gable loft conversion | £41776 |
| Build a granny annexe | £86776 |
| Build a garden office | £9776 |
| Convert a garage | £15776 |
| Build a new garage | £18276 |
| Build a flat roof extension | £21776 |
| Build a dormer loft conversion | £41776 |
| Lay a concrete foundation | £6026 |
| Convert a bungalow loft | £28776 |
| Basement conversion cost | £34984 |