Extension builder estimates (based on hourly rates) to build a single storey extension in Barrow
Range from the cheapest single storey extension £38800 (Sean W Scott General Builder based in IP28) to the dearest single storey extension £47600 (Adams & Eden Restoration based in Cb8).
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 Barrow by posting a job with HaMuch and we will send it to extension builders in Barrow.
Estimates for common extension builder jobs in Barrow;
| Job | Estimate |
| Underpinning a house | £17215 |
| Build a two storey extension | £87572 |
| Build a timber frame extension | £25715 |
| Install a swimming pool | £80715 |
| Cost to build a single storey extension | £44291 |
| Cost to build a side return extension | £34289 |
| Install an RSJ | £1915 |
| Build an outbuilding | £9715 |
| Build a mansard loft conversion | £51715 |
| Cost of a loft conversion | £31074 |
| Build a kitchen extension | £41715 |
| Build a hip to gable loft conversion | £41715 |
| Build a granny annexe | £86715 |
| Build a garden office | £9715 |
| Convert a garage | £15715 |
| Build a new garage | £18215 |
| Build a flat roof extension | £21715 |
| Build a dormer loft conversion | £41715 |
| Lay a concrete foundation | £5965 |
| Convert a bungalow loft | £28715 |
| Basement conversion cost | £34289 |