Extension builder estimates (based on hourly rates) to build a single storey extension in Kingston-upon-hull
Range from the cheapest single storey extension £34000 (CLS Builders Hull Ltd based in HU13) to the dearest single storey extension £66000 (WHYTES BUILDING SERVICES LTD based in YO25).
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 Kingston-upon-hull by posting a job with HaMuch and we will send it to extension builders in Kingston-upon-hull.
Estimates for common extension builder jobs in Kingston-upon-hull;
| Job | Estimate |
| Underpinning a house | £17154 |
| Build a two storey extension | £87481 |
| Build a timber frame extension | £25654 |
| Install a swimming pool | £80654 |
| Cost to build a single storey extension | £43075 |
| Cost to build a side return extension | £33605 |
| Install an RSJ | £1854 |
| Build an outbuilding | £9654 |
| Build a mansard loft conversion | £51654 |
| Cost of a loft conversion | £30504 |
| Build a kitchen extension | £41654 |
| Build a hip to gable loft conversion | £41654 |
| Build a granny annexe | £86654 |
| Build a garden office | £9654 |
| Convert a garage | £15654 |
| Build a new garage | £18154 |
| Build a flat roof extension | £21654 |
| Build a dormer loft conversion | £41654 |
| Lay a concrete foundation | £5904 |
| Convert a bungalow loft | £28654 |
| Basement conversion cost | £33605 |