Extension builder estimates (based on hourly rates) to build a single storey extension in Sy99
Range from the cheapest single storey extension £35600 (Richard Sherratt Builders Ltd based in SY5) to the dearest single storey extension £61200 (ARNOLD COMMERCIAL BUILDING MAI T/A based in WV16).
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 Sy99 by posting a job with HaMuch and we will send it to extension builders in Sy99.
Recent Jobs
09/12/2023
Extension Builder near Sy1 4ey
Single storey extension
Estimates for common extension builder jobs in Sy99;
| Job | Estimate |
| Underpinning a house | £17107 |
| Build a two storey extension | £87410 |
| Build a timber frame extension | £25607 |
| Install a swimming pool | £80607 |
| Cost to build a single storey extension | £42132 |
| Cost to build a side return extension | £33074 |
| Install an RSJ | £1807 |
| Build an outbuilding | £9607 |
| Build a mansard loft conversion | £51607 |
| Cost of a loft conversion | £30062 |
| Build a kitchen extension | £41607 |
| Build a hip to gable loft conversion | £41607 |
| Build a granny annexe | £86607 |
| Build a garden office | £9607 |
| Convert a garage | £15607 |
| Build a new garage | £18107 |
| Build a flat roof extension | £21607 |
| Build a dormer loft conversion | £41607 |
| Lay a concrete foundation | £5857 |
| Convert a bungalow loft | £28607 |
| Basement conversion cost | £33074 |