Range from the cheapest single storey extension £30800 (GOLDSTAR CONSTRUCTION based in TR16) to the dearest single storey extension £42160 (MYSA based in TR7).
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 Goonhavern by posting a job with HaMuch and we will send it to extension builders in Goonhavern.
Job | Estimate |
Underpinning a house | £16944 |
Build a two storey extension | £87167 |
Build a timber frame extension | £25444 |
Install a swimming pool | £80444 |
Cost to build a single storey extension | £38890 |
Cost to build a side return extension | £31250 |
Install an RSJ | £1644 |
Build an outbuilding | £9444 |
Build a mansard loft conversion | £51444 |
Cost of a loft conversion | £28542 |
Build a kitchen extension | £41444 |
Build a hip to gable loft conversion | £41444 |
Build a granny annexe | £86444 |
Build a garden office | £9444 |
Convert a garage | £15444 |
Build a new garage | £17944 |
Build a flat roof extension | £21444 |
Build a dormer loft conversion | £41444 |
Lay a concrete foundation | £5694 |
Convert a bungalow loft | £28444 |
Basement conversion cost | £31250 |