Range from the cheapest Basement conversion £25800 (Maxxrenovations, extensions based in NR29) to the dearest Basement conversion £36600 (S R BUILDERS based in NR31).
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 NR30 by posting a job with HaMuch and we will send it to extension builders in NR30.
Job | Estimate |
Underpinning a house | £16922 |
Build a two storey extension | £87133 |
Build a timber frame extension | £25422 |
Install a swimming pool | £80422 |
Cost to build a single storey extension | £38433 |
Cost to build a side return extension | £30994 |
Install an RSJ | £1622 |
Build an outbuilding | £9422 |
Build a mansard loft conversion | £51422 |
Cost of a loft conversion | £28328 |
Build a kitchen extension | £41422 |
Build a hip to gable loft conversion | £41422 |
Build a granny annexe | £86422 |
Build a garden office | £9422 |
Convert a garage | £15422 |
Build a new garage | £17922 |
Build a flat roof extension | £21422 |
Build a dormer loft conversion | £41422 |
Lay a concrete foundation | £5672 |
Convert a bungalow loft | £28422 |
Basement conversion cost | £30994 |