Range from the cheapest single storey extension £35600 (Zibi Home & Garden Services based in CH2) to the dearest single storey extension £50000 (David Williams General Builder & Maintenance based in LL11).
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 CH5 by posting a job with HaMuch and we will send it to extension builders in CH5.
Job | Estimate |
Underpinning a house | £17066 |
Build a two storey extension | £87349 |
Build a timber frame extension | £25566 |
Install a swimming pool | £80566 |
Cost to build a single storey extension | £41322 |
Cost to build a side return extension | £32618 |
Install an RSJ | £1766 |
Build an outbuilding | £9566 |
Build a mansard loft conversion | £51566 |
Cost of a loft conversion | £29682 |
Build a kitchen extension | £41566 |
Build a hip to gable loft conversion | £41566 |
Build a granny annexe | £86566 |
Build a garden office | £9566 |
Convert a garage | £15566 |
Build a new garage | £18066 |
Build a flat roof extension | £21566 |
Build a dormer loft conversion | £41566 |
Lay a concrete foundation | £5816 |
Convert a bungalow loft | £28566 |
Basement conversion cost | £32618 |