Range from the cheapest single storey extension £26000 (Home tech improvement based in SN11) to the dearest single storey extension £58000 (H W POULTON based in OX12).
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 SN1 by posting a job with HaMuch and we will send it to extension builders in SN1.
Job | Estimate |
Underpinning a house | £17194 |
Build a two storey extension | £87542 |
Build a timber frame extension | £25694 |
Install a swimming pool | £80694 |
Cost to build a single storey extension | £43888 |
Cost to build a side return extension | £34062 |
Install an RSJ | £1894 |
Build an outbuilding | £9694 |
Build a mansard loft conversion | £51694 |
Cost of a loft conversion | £30885 |
Build a kitchen extension | £41694 |
Build a hip to gable loft conversion | £41694 |
Build a granny annexe | £86694 |
Build a garden office | £9694 |
Convert a garage | £15694 |
Build a new garage | £18194 |
Build a flat roof extension | £21694 |
Build a dormer loft conversion | £41694 |
Lay a concrete foundation | £5944 |
Convert a bungalow loft | £28694 |
Basement conversion cost | £34062 |