Extension builder estimates (based on hourly rates) to build a single storey extension in Hailsham
Range from the cheapest single storey extension £38800 (Homecare Building Maintenance based in BN22) to the dearest single storey extension £53200 (Insite Sepecialists based in BN23).
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 Hailsham by posting a job with HaMuch and we will send it to extension builders in Hailsham.
Estimates for common extension builder jobs in Hailsham;
| Job | Estimate |
| Underpinning a house | £17222 |
| Build a two storey extension | £87583 |
| Build a timber frame extension | £25722 |
| Install a swimming pool | £80722 |
| Cost to build a single storey extension | £44438 |
| Cost to build a side return extension | £34372 |
| Install an RSJ | £1922 |
| Build an outbuilding | £9722 |
| Build a mansard loft conversion | £51722 |
| Cost of a loft conversion | £31143 |
| Build a kitchen extension | £41722 |
| Build a hip to gable loft conversion | £41722 |
| Build a granny annexe | £86722 |
| Build a garden office | £9722 |
| Convert a garage | £15722 |
| Build a new garage | £18222 |
| Build a flat roof extension | £21722 |
| Build a dormer loft conversion | £41722 |
| Lay a concrete foundation | £5972 |
| Convert a bungalow loft | £28722 |
| Basement conversion cost | £34372 |