Range from the cheapest single storey extension £38000 (LFS Construction based in CM3) to the dearest single storey extension £50000 (Mr. based in CM1).
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 Great Baddow by posting a job with HaMuch and we will send it to extension builders in Great Baddow.
Job | Estimate |
Underpinning a house | £17270 |
Build a two storey extension | £87655 |
Build a timber frame extension | £25770 |
Install a swimming pool | £80770 |
Cost to build a single storey extension | £45405 |
Cost to build a side return extension | £34915 |
Install an RSJ | £1970 |
Build an outbuilding | £9770 |
Build a mansard loft conversion | £51770 |
Cost of a loft conversion | £31596 |
Build a kitchen extension | £41770 |
Build a hip to gable loft conversion | £41770 |
Build a granny annexe | £86770 |
Build a garden office | £9770 |
Convert a garage | £15770 |
Build a new garage | £18270 |
Build a flat roof extension | £21770 |
Build a dormer loft conversion | £41770 |
Lay a concrete foundation | £6020 |
Convert a bungalow loft | £28770 |
Basement conversion cost | £34915 |