Range from the cheapest single storey extension £30800 (RIDGE ROOF & BLDNG MAINT LTD based in EX14) to the dearest single storey extension £75280 (Ashlar Historic Building Repairs based in DT6).
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 Colyton by posting a job with HaMuch and we will send it to extension builders in Colyton.
Job | Estimate |
Underpinning a house | £17231 |
Build a two storey extension | £87596 |
Build a timber frame extension | £25731 |
Install a swimming pool | £80731 |
Cost to build a single storey extension | £44611 |
Cost to build a side return extension | £34469 |
Install an RSJ | £1931 |
Build an outbuilding | £9731 |
Build a mansard loft conversion | £51731 |
Cost of a loft conversion | £31224 |
Build a kitchen extension | £41731 |
Build a hip to gable loft conversion | £41731 |
Build a granny annexe | £86731 |
Build a garden office | £9731 |
Convert a garage | £15731 |
Build a new garage | £18231 |
Build a flat roof extension | £21731 |
Build a dormer loft conversion | £41731 |
Lay a concrete foundation | £5981 |
Convert a bungalow loft | £28731 |
Basement conversion cost | £34469 |