Range from the cheapest single storey extension £35600 (S A Davies Sustainable Construction Limited based in CH7) to the dearest single storey extension £50000 (Brickwall Construction Ltd based in CH42).
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 LL17 by posting a job with HaMuch and we will send it to extension builders in LL17.
Job | Estimate |
Underpinning a house | £17004 |
Build a two storey extension | £87256 |
Build a timber frame extension | £25504 |
Install a swimming pool | £80504 |
Cost to build a single storey extension | £40086 |
Cost to build a side return extension | £31924 |
Install an RSJ | £1704 |
Build an outbuilding | £9504 |
Build a mansard loft conversion | £51504 |
Cost of a loft conversion | £29103 |
Build a kitchen extension | £41504 |
Build a hip to gable loft conversion | £41504 |
Build a granny annexe | £86504 |
Build a garden office | £9504 |
Convert a garage | £15504 |
Build a new garage | £18004 |
Build a flat roof extension | £21504 |
Build a dormer loft conversion | £41504 |
Lay a concrete foundation | £5754 |
Convert a bungalow loft | £28504 |
Basement conversion cost | £31924 |