Extension builder estimates (based on hourly rates) to build a single storey extension in Cornelly
Range from the cheapest single storey extension £24400 (Garden landscapes landscape based in CF35) to the dearest single storey extension £40880 (J.S. Builders based in CF39).
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 Cornelly by posting a job with HaMuch and we will send it to extension builders in Cornelly.
Estimates for common extension builder jobs in Cornelly;
| Job | Estimate |
| Underpinning a house | £16950 |
| Build a two storey extension | £87175 |
| Build a timber frame extension | £25450 |
| Install a swimming pool | £80450 |
| Cost to build a single storey extension | £38998 |
| Cost to build a side return extension | £31312 |
| Install an RSJ | £1650 |
| Build an outbuilding | £9450 |
| Build a mansard loft conversion | £51450 |
| Cost of a loft conversion | £28593 |
| Build a kitchen extension | £41450 |
| Build a hip to gable loft conversion | £41450 |
| Build a granny annexe | £86450 |
| Build a garden office | £9450 |
| Convert a garage | £15450 |
| Build a new garage | £17950 |
| Build a flat roof extension | £21450 |
| Build a dormer loft conversion | £41450 |
| Lay a concrete foundation | £5700 |
| Convert a bungalow loft | £28450 |
| Basement conversion cost | £31312 |