Range from the cheapest Basement conversion £35880 (Cortec Ltd based in GU7) to the dearest Basement conversion £55500 (Websites 4 Trades based in GU7).
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 GU3 by posting a job with HaMuch and we will send it to extension builders in GU3.
Job | Estimate |
Underpinning a house | £17590 |
Build a two storey extension | £88135 |
Build a timber frame extension | £26090 |
Install a swimming pool | £81090 |
Cost to build a single storey extension | £51798 |
Cost to build a side return extension | £38512 |
Install an RSJ | £2290 |
Build an outbuilding | £10090 |
Build a mansard loft conversion | £52090 |
Cost of a loft conversion | £34593 |
Build a kitchen extension | £42090 |
Build a hip to gable loft conversion | £42090 |
Build a granny annexe | £87090 |
Build a garden office | £10090 |
Convert a garage | £16090 |
Build a new garage | £18590 |
Build a flat roof extension | £22090 |
Build a dormer loft conversion | £42090 |
Lay a concrete foundation | £6340 |
Convert a bungalow loft | £29090 |
Basement conversion cost | £38512 |