Cheapest builders to convert your basement in CO11
Range from the cheapest Basement conversion £29400 (T.S Stone Restoration based in CO16) to the dearest Basement conversion £33990 (Open Plan Renovation based in CO4).
Comparing extension builders estimates for a Basement conversion 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 for the cost to convert a basement in CO11 by posting a job with HaMuch and we will send it to extension builders in CO11.
Estimates for common extension builder jobs in CO11;
| Job | Estimate |
| Underpinning a house | £17074 |
| Build a two storey extension | £87361 |
| Build a timber frame extension | £25574 |
| Install a swimming pool | £80574 |
| Cost to build a single storey extension | £41475 |
| Cost to build a side return extension | £32705 |
| Install an RSJ | £1774 |
| Build an outbuilding | £9574 |
| Build a mansard loft conversion | £51574 |
| Cost of a loft conversion | £29754 |
| Build a kitchen extension | £41574 |
| Build a hip to gable loft conversion | £41574 |
| Build a granny annexe | £86574 |
| Build a garden office | £9574 |
| Convert a garage | £15574 |
| Build a new garage | £18074 |
| Build a flat roof extension | £21574 |
| Build a dormer loft conversion | £41574 |
| Lay a concrete foundation | £5824 |
| Convert a bungalow loft | £28574 |
| Basement conversion cost | £32705 |