Range from the cheapest single storey extension £29200 (Maxxrenovations, extensions based in NR29) to the dearest single storey extension £48400 (S R BUILDERS based in NR31).
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 Caister-on-sea by posting a job with HaMuch and we will send it to extension builders in Caister-on-sea.
Job | Estimate |
Underpinning a house | £16929 |
Build a two storey extension | £87144 |
Build a timber frame extension | £25429 |
Install a swimming pool | £80429 |
Cost to build a single storey extension | £38582 |
Cost to build a side return extension | £31078 |
Install an RSJ | £1629 |
Build an outbuilding | £9429 |
Build a mansard loft conversion | £51429 |
Cost of a loft conversion | £28398 |
Build a kitchen extension | £41429 |
Build a hip to gable loft conversion | £41429 |
Build a granny annexe | £86429 |
Build a garden office | £9429 |
Convert a garage | £15429 |
Build a new garage | £17929 |
Build a flat roof extension | £21429 |
Build a dormer loft conversion | £41429 |
Lay a concrete foundation | £5679 |
Convert a bungalow loft | £28429 |
Basement conversion cost | £31078 |