Range from the cheapest Basement conversion £35700 (UCDB Ltd based in E8) to the dearest Basement conversion £38400 (Bspec Ltd based in E5).
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 Homerton by posting a job with HaMuch and we will send it to extension builders in Homerton.
30/08/2023
Side return extension
31/08/2023
Basement conversion
Job | Estimate |
Underpinning a house | £17392 |
Build a two storey extension | £87837 |
Build a timber frame extension | £25892 |
Install a swimming pool | £80892 |
Cost to build a single storey extension | £47830 |
Cost to build a side return extension | £36280 |
Install an RSJ | £2092 |
Build an outbuilding | £9892 |
Build a mansard loft conversion | £51892 |
Cost of a loft conversion | £32733 |
Build a kitchen extension | £41892 |
Build a hip to gable loft conversion | £41892 |
Build a granny annexe | £86892 |
Build a garden office | £9892 |
Convert a garage | £15892 |
Build a new garage | £18392 |
Build a flat roof extension | £21892 |
Build a dormer loft conversion | £41892 |
Lay a concrete foundation | £6142 |
Convert a bungalow loft | £28892 |
Basement conversion cost | £36280 |