Range from the cheapest single storey extension £34000 (C O JOYCE LIMITED based in BA16) 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 Martock by posting a job with HaMuch and we will send it to extension builders in Martock.
Job | Estimate |
Underpinning a house | £17335 |
Build a two storey extension | £87753 |
Build a timber frame extension | £25835 |
Install a swimming pool | £80835 |
Cost to build a single storey extension | £46704 |
Cost to build a side return extension | £35646 |
Install an RSJ | £2035 |
Build an outbuilding | £9835 |
Build a mansard loft conversion | £51835 |
Cost of a loft conversion | £32205 |
Build a kitchen extension | £41835 |
Build a hip to gable loft conversion | £41835 |
Build a granny annexe | £86835 |
Build a garden office | £9835 |
Convert a garage | £15835 |
Build a new garage | £18335 |
Build a flat roof extension | £21835 |
Build a dormer loft conversion | £41835 |
Lay a concrete foundation | £6085 |
Convert a bungalow loft | £28835 |
Basement conversion cost | £35646 |