Range from the cheapest Basement conversion £28500 (Amberwood Design based in SK11) to the dearest Basement conversion £34080 (Holmes Chapel Building Co. based in CW4).
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 ST8 by posting a job with HaMuch and we will send it to extension builders in ST8.
Job | Estimate |
Underpinning a house | £17079 |
Build a two storey extension | £87368 |
Build a timber frame extension | £25579 |
Install a swimming pool | £80579 |
Cost to build a single storey extension | £41578 |
Cost to build a side return extension | £32762 |
Install an RSJ | £1779 |
Build an outbuilding | £9579 |
Build a mansard loft conversion | £51579 |
Cost of a loft conversion | £29802 |
Build a kitchen extension | £41579 |
Build a hip to gable loft conversion | £41579 |
Build a granny annexe | £86579 |
Build a garden office | £9579 |
Convert a garage | £15579 |
Build a new garage | £18079 |
Build a flat roof extension | £21579 |
Build a dormer loft conversion | £41579 |
Lay a concrete foundation | £5829 |
Convert a bungalow loft | £28579 |
Basement conversion cost | £32762 |