Extension builder estimates (based on hourly rates) to build a single storey extension in DN2
Range from the cheapest single storey extension £34000 (J&J Builders based in DN2) to the dearest single storey extension £74000 (Green Exteriors Ltd based in S60).
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 DN2 by posting a job with HaMuch and we will send it to extension builders in DN2.
Estimates for common extension builder jobs in DN2;
| Job | Estimate |
| Underpinning a house | £17216 |
| Build a two storey extension | £87574 |
| Build a timber frame extension | £25716 |
| Install a swimming pool | £80716 |
| Cost to build a single storey extension | £44317 |
| Cost to build a side return extension | £34303 |
| Install an RSJ | £1916 |
| Build an outbuilding | £9716 |
| Build a mansard loft conversion | £51716 |
| Cost of a loft conversion | £31086 |
| Build a kitchen extension | £41716 |
| Build a hip to gable loft conversion | £41716 |
| Build a granny annexe | £86716 |
| Build a garden office | £9716 |
| Convert a garage | £15716 |
| Build a new garage | £18216 |
| Build a flat roof extension | £21716 |
| Build a dormer loft conversion | £41716 |
| Lay a concrete foundation | £5966 |
| Convert a bungalow loft | £28716 |
| Basement conversion cost | £34303 |