Extension builder estimates (based on hourly rates) to build a single storey extension in Sandwell
Range from the cheapest single storey extension £29200 (FIVE OAKS BUILDING LTD based in DY4) to the dearest single storey extension £66000 (TG Building Services & Son based in B71).
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 Sandwell by posting a job with HaMuch and we will send it to extension builders in Sandwell.
Estimates for common extension builder jobs in Sandwell;
| Job | Estimate |
| Underpinning a house | £17107 |
| Build a two storey extension | £87411 |
| Build a timber frame extension | £25607 |
| Install a swimming pool | £80607 |
| Cost to build a single storey extension | £42141 |
| Cost to build a side return extension | £33079 |
| Install an RSJ | £1807 |
| Build an outbuilding | £9607 |
| Build a mansard loft conversion | £51607 |
| Cost of a loft conversion | £30066 |
| 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 flat roof extension | £21607 |
| Build a dormer loft conversion | £41607 |
| Lay a concrete foundation | £5857 |
| Convert a bungalow loft | £28607 |
| Basement conversion cost | £33079 |