Range from the cheapest Basement conversion £29400 (Artizan Roofing based in NN2) to the dearest Basement conversion £34440 (L.D Design & Build Ltd. based in Nn1).
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 Kingsthorpe by posting a job with HaMuch and we will send it to extension builders in Kingsthorpe.
13/02/2024
Basement conversion
Job | Estimate |
Underpinning a house | £17116 |
Build a two storey extension | £87424 |
Build a timber frame extension | £25616 |
Install a swimming pool | £80616 |
Cost to build a single storey extension | £42326 |
Cost to build a side return extension | £33184 |
Install an RSJ | £1816 |
Build an outbuilding | £9616 |
Build a mansard loft conversion | £51616 |
Cost of a loft conversion | £30153 |
Build a kitchen extension | £41616 |
Build a hip to gable loft conversion | £41616 |
Build a granny annexe | £86616 |
Build a garden office | £9616 |
Convert a garage | £15616 |
Build a new garage | £18116 |
Build a flat roof extension | £21616 |
Build a dormer loft conversion | £41616 |
Lay a concrete foundation | £5866 |
Convert a bungalow loft | £28616 |
Basement conversion cost | £33184 |