Range from the cheapest Basement conversion £25800 (Dry Tec based in DH6) to the dearest Basement conversion £42900 (John Barrett Joiner Builder based in NE37).
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 DH1 by posting a job with HaMuch and we will send it to extension builders in DH1.
Job | Estimate |
Underpinning a house | £17173 |
Build a two storey extension | £87509 |
Build a timber frame extension | £25673 |
Install a swimming pool | £80673 |
Cost to build a single storey extension | £43453 |
Cost to build a side return extension | £33817 |
Install an RSJ | £1873 |
Build an outbuilding | £9673 |
Build a mansard loft conversion | £51673 |
Cost of a loft conversion | £30681 |
Build a kitchen extension | £41673 |
Build a hip to gable loft conversion | £41673 |
Build a granny annexe | £86673 |
Build a garden office | £9673 |
Convert a garage | £15673 |
Build a flat roof extension | £21673 |
Build a dormer loft conversion | £41673 |
Lay a concrete foundation | £5923 |
Convert a bungalow loft | £28673 |
Basement conversion cost | £33817 |