Extension builder estimates (based on hourly rates) to build a single storey extension in TN38
Range from the cheapest single storey extension £26000 (Home improvements quotes based in TN34) to the dearest single storey extension £50000 (Raw Drainage based in TN32).
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 TN38 by posting a job with HaMuch and we will send it to extension builders in TN38.
Estimates for common extension builder jobs in TN38;
| Job | Estimate |
| Underpinning a house | £17190 |
| Build a two storey extension | £87534 |
| Build a timber frame extension | £25690 |
| Install a swimming pool | £80690 |
| Cost to build a single storey extension | £43792 |
| Cost to build a side return extension | £34008 |
| Install an RSJ | £1890 |
| Build an outbuilding | £9690 |
| Build a mansard loft conversion | £51690 |
| Cost of a loft conversion | £30840 |
| Build a kitchen extension | £41690 |
| Build a hip to gable loft conversion | £41690 |
| Build a granny annexe | £86690 |
| Build a garden office | £9690 |
| Convert a garage | £15690 |
| Build a flat roof extension | £21690 |
| Build a dormer loft conversion | £41690 |
| Lay a concrete foundation | £5940 |
| Convert a bungalow loft | £28690 |
| Basement conversion cost | £34008 |