Range from the cheapest Basement conversion £24000 (JD Doran Ltd based in NN4) to the dearest Basement conversion £34800 (The Builders - Northampton Limited based in NN4).
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 Northampton by posting a job with HaMuch and we will send it to extension builders in Northampton.
Job | Estimate |
Underpinning a house | £17070 |
Build a two storey extension | £87355 |
Install a swimming pool | £80570 |
Cost to build a single storey extension | £41398 |
Cost to build a side return extension | £32662 |
Build a mansard loft conversion | £51570 |
Cost of a loft conversion | £29718 |
Build a hip to gable loft conversion | £41570 |
Build a granny annexe | £86570 |
Convert a garage | £15570 |
Build a flat roof extension | £21570 |
Build a dormer loft conversion | £41570 |
Lay a concrete foundation | £5820 |
Convert a bungalow loft | £28570 |
Basement conversion cost | £32662 |