Extension builder estimates (based on hourly rates) to build a single storey extension in Henlo
Range from the cheapest single storey extension £44880 (R&J Building Services Ltd based in SG17) to the dearest single storey extension £50800 (MG Design & Build based in SG5).
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 Henlo by posting a job with HaMuch and we will send it to extension builders in Henlo.
Recent Jobs
30/05/2024
Extension Builder near Letchworth
Single storey extension
Estimates for common extension builder jobs in Henlo;
| Job | Estimate |
| Underpinning a house | £17431 |
| Build a two storey extension | £87896 |
| Build a timber frame extension | £25931 |
| Install a swimming pool | £80931 |
| Cost to build a single storey extension | £48611 |
| Cost to build a side return extension | £36719 |
| Install an RSJ | £2131 |
| Build an outbuilding | £9931 |
| Build a mansard loft conversion | £51931 |
| Cost of a loft conversion | £33099 |
| Build a kitchen extension | £41931 |
| Build a hip to gable loft conversion | £41931 |
| Build a granny annexe | £86931 |
| Build a garden office | £9931 |
| Convert a garage | £15931 |
| Build a new garage | £18431 |
| Build a flat roof extension | £21931 |
| Build a dormer loft conversion | £41931 |
| Lay a concrete foundation | £6181 |
| Convert a bungalow loft | £28931 |
| Basement conversion cost | £36719 |