Range from the cheapest single storey extension £29200 (Peter Borowski based in LA3) to the dearest single storey extension £50000 (MIKE CROWE BUILDING & CONSTRUC based in LA12).
Comparing extension builders estimates for fitting a downstairs toilet 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 to build a single storey extension in LA7 by posting a job with HaMuch and we will send it to extension builders in LA7.
Job | Estimate |
Underpinning a house | £17015 |
Build a two storey extension | £87273 |
Build a timber frame extension | £25515 |
Install a swimming pool | £80515 |
Cost to build a single storey extension | £40304 |
Cost to build a side return extension | £32046 |
Install an RSJ | £1715 |
Build an outbuilding | £9515 |
Build a mansard loft conversion | £51515 |
Cost of a loft conversion | £29205 |
Build a kitchen extension | £41515 |
Build a hip to gable loft conversion | £41515 |
Build a granny annexe | £86515 |
Build a garden office | £9515 |
Convert a garage | £15515 |
Build a new garage | £18015 |
Build a flat roof extension | £21515 |
Build a dormer loft conversion | £41515 |
Lay a concrete foundation | £5765 |
Convert a bungalow loft | £28515 |
Basement conversion cost | £32046 |