Extension builder estimates (based on hourly rates) to build a single storey extension in Southport
Range from the cheapest single storey extension £30000 (Chesney Construction based in FY4) to the dearest single storey extension £50000 (J.L Construction based in L22).
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 Southport by posting a job with HaMuch and we will send it to extension builders in Southport.
Estimates for common extension builder jobs in Southport;
| Job | Estimate |
| Underpinning a house | £16985 |
| Build a two storey extension | £87228 |
| Build a timber frame extension | £25485 |
| Install a swimming pool | £80485 |
| Cost to build a single storey extension | £39709 |
| Cost to build a side return extension | £31711 |
| Install an RSJ | £1685 |
| Build an outbuilding | £9485 |
| Build a mansard loft conversion | £51485 |
| Cost of a loft conversion | £28926 |
| Build a kitchen extension | £41485 |
| Build a hip to gable loft conversion | £41485 |
| Build a granny annexe | £86485 |
| Build a garden office | £9485 |
| Convert a garage | £15485 |
| Build a new garage | £17985 |
| Build a flat roof extension | £21485 |
| Build a dormer loft conversion | £41485 |
| Lay a concrete foundation | £5735 |
| Convert a bungalow loft | £28485 |
| Basement conversion cost | £31711 |