Range from the cheapest single storey extension £42000 (BSJ Contracts Ltd based in EH52) to the dearest single storey extension £48560 (AL based in EH5).
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 Queensferry by posting a job with HaMuch and we will send it to extension builders in Queensferry.
Job | Estimate |
Underpinning a house | £17336 |
Build a two storey extension | £87753 |
Build a timber frame extension | £25836 |
Install a swimming pool | £80836 |
Cost to build a single storey extension | £46710 |
Cost to build a side return extension | £35650 |
Install an RSJ | £2036 |
Build an outbuilding | £9836 |
Build a mansard loft conversion | £51836 |
Cost of a loft conversion | £32208 |
Build a kitchen extension | £41836 |
Build a hip to gable loft conversion | £41836 |
Build a granny annexe | £86836 |
Build a garden office | £9836 |
Convert a garage | £15836 |
Build a new garage | £18336 |
Build a flat roof extension | £21836 |
Build a dormer loft conversion | £41836 |
Lay a concrete foundation | £6086 |
Convert a bungalow loft | £28836 |
Basement conversion cost | £35650 |