Range from the cheapest Basement conversion £34800 (DHR Builder based in HA8) to the dearest Basement conversion £46500 (CLJ Building Ltd based in HA7).
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 HA7 by posting a job with HaMuch and we will send it to extension builders in HA7.
Job | Estimate |
Underpinning a house | £17468 |
Build a two storey extension | £87952 |
Build a timber frame extension | £25968 |
Install a swimming pool | £80968 |
Cost to build a single storey extension | £49366 |
Cost to build a side return extension | £37144 |
Install an RSJ | £2168 |
Build an outbuilding | £9968 |
Build a mansard loft conversion | £51968 |
Cost of a loft conversion | £33453 |
Build a kitchen extension | £41968 |
Build a hip to gable loft conversion | £41968 |
Build a granny annexe | £86968 |
Build a garden office | £9968 |
Convert a garage | £15968 |
Build a flat roof extension | £21968 |
Build a dormer loft conversion | £41968 |
Lay a concrete foundation | £6218 |
Convert a bungalow loft | £28968 |
Basement conversion cost | £37144 |