Extension builder estimates (based on hourly rates) to build a single storey extension in BS24
Range from the cheapest single storey extension £29200 (P K BUILDING based in TA8) to the dearest single storey extension £54800 (WMP Builders based in TA9).
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 BS24 by posting a job with HaMuch and we will send it to extension builders in BS24.
Estimates for common extension builder jobs in BS24;
| Job | Estimate |
| Underpinning a house | £17229 |
| Build a two storey extension | £87593 |
| Build a timber frame extension | £25729 |
| Install a swimming pool | £80729 |
| Cost to build a single storey extension | £44573 |
| Cost to build a side return extension | £34447 |
| Install an RSJ | £1929 |
| Build an outbuilding | £9729 |
| Build a mansard loft conversion | £51729 |
| Cost of a loft conversion | £31206 |
| Build a kitchen extension | £41729 |
| Build a hip to gable loft conversion | £41729 |
| Build a granny annexe | £86729 |
| Build a garden office | £9729 |
| Convert a garage | £15729 |
| Build a new garage | £18229 |
| Build a flat roof extension | £21729 |
| Build a dormer loft conversion | £41729 |
| Lay a concrete foundation | £5979 |
| Convert a bungalow loft | £28729 |
| Basement conversion cost | £34447 |