Range from the cheapest single storey extension £24400 (Garden landscapes landscape based in CF35) to the dearest single storey extension £48400 (OLYNPAIDD M & E 2008 LTD based in CF62).
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 Cowbridge by posting a job with HaMuch and we will send it to extension builders in Cowbridge.
Job | Estimate |
Underpinning a house | £16967 |
Build a two storey extension | £87200 |
Build a timber frame extension | £25467 |
Install a swimming pool | £80467 |
Cost to build a single storey extension | £39338 |
Cost to build a side return extension | £31502 |
Install an RSJ | £1667 |
Build an outbuilding | £9467 |
Build a mansard loft conversion | £51467 |
Cost of a loft conversion | £28752 |
Build a kitchen extension | £41467 |
Build a hip to gable loft conversion | £41467 |
Build a granny annexe | £86467 |
Build a garden office | £9467 |
Convert a garage | £15467 |
Build a new garage | £17967 |
Build a flat roof extension | £21467 |
Build a dormer loft conversion | £41467 |
Lay a concrete foundation | £5717 |
Convert a bungalow loft | £28467 |
Basement conversion cost | £31502 |