Range from the cheapest Basement conversion £25800 (FIVE OAKS BUILDING LTD based in DY4) to the dearest Basement conversion £51000 (Holmes Roofing & Cladding based in WS9).
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 WS1 by posting a job with HaMuch and we will send it to extension builders in WS1.
Job | Estimate |
Underpinning a house | £17159 |
Build a two storey extension | £87488 |
Install a swimming pool | £80659 |
Cost to build a single storey extension | £43178 |
Cost to build a side return extension | £33662 |
Build a mansard loft conversion | £51659 |
Cost of a loft conversion | £30552 |
Build a hip to gable loft conversion | £41659 |
Build a granny annexe | £86659 |
Convert a garage | £15659 |
Build a flat roof extension | £21659 |
Build a dormer loft conversion | £41659 |
Lay a concrete foundation | £5909 |
Convert a bungalow loft | £28659 |
Basement conversion cost | £33662 |