Range from the cheapest single storey extension £30800 (SG Groundworks based in CT14) to the dearest single storey extension £58000 (IAN HOTHAM BUILDING & MAINTENANCE based in CT18).
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 CT14 by posting a job with HaMuch and we will send it to extension builders in CT14.
Job | Estimate |
Underpinning a house | £16997 |
Build a two storey extension | £87245 |
Build a timber frame extension | £25497 |
Install a swimming pool | £80497 |
Cost to build a single storey extension | £39939 |
Cost to build a side return extension | £31841 |
Install an RSJ | £1697 |
Build an outbuilding | £9497 |
Build a mansard loft conversion | £51497 |
Cost of a loft conversion | £29034 |
Build a kitchen extension | £41497 |
Build a hip to gable loft conversion | £41497 |
Build a granny annexe | £86497 |
Build a garden office | £9497 |
Convert a garage | £15497 |
Build a new garage | £17997 |
Build a flat roof extension | £21497 |
Build a dormer loft conversion | £41497 |
Lay a concrete foundation | £5747 |
Convert a bungalow loft | £28497 |
Basement conversion cost | £31841 |