Range from the cheapest Basement conversion £33270 (Long Hill Design Studios based in SK17) to the dearest Basement conversion £105000 (C S Roofing & Building based in S8).
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 S33 by posting a job with HaMuch and we will send it to extension builders in S33.
Job | Estimate |
Underpinning a house | £17576 |
Build a two storey extension | £88114 |
Build a timber frame extension | £26076 |
Install a swimming pool | £81076 |
Cost to build a single storey extension | £51517 |
Cost to build a side return extension | £38353 |
Install an RSJ | £2276 |
Build an outbuilding | £10076 |
Build a mansard loft conversion | £52076 |
Cost of a loft conversion | £34461 |
Build a kitchen extension | £42076 |
Build a hip to gable loft conversion | £42076 |
Build a granny annexe | £87076 |
Build a garden office | £10076 |
Convert a garage | £16076 |
Build a new garage | £18576 |
Build a flat roof extension | £22076 |
Build a dormer loft conversion | £42076 |
Lay a concrete foundation | £6326 |
Convert a bungalow loft | £29076 |
Basement conversion cost | £38353 |