Range from the cheapest single storey extension £40400 (Elysium Design based in DY3) to the dearest single storey extension £114000 (JG Builders based in WV10).
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 All Saints by posting a job with HaMuch and we will send it to extension builders in All Saints.
05/07/2024
Single storey extension
Job | Estimate |
Underpinning a house | £17216 |
Build a two storey extension | £87574 |
Build a timber frame extension | £25716 |
Install a swimming pool | £80716 |
Cost to build a single storey extension | £44317 |
Cost to build a side return extension | £34303 |
Install an RSJ | £1916 |
Build an outbuilding | £9716 |
Build a mansard loft conversion | £51716 |
Cost of a loft conversion | £31086 |
Build a kitchen extension | £41716 |
Build a hip to gable loft conversion | £41716 |
Build a granny annexe | £86716 |
Build a garden office | £9716 |
Convert a garage | £15716 |
Build a new garage | £18216 |
Build a flat roof extension | £21716 |
Build a dormer loft conversion | £41716 |
Lay a concrete foundation | £5966 |
Convert a bungalow loft | £28716 |
Basement conversion cost | £34303 |