Extension builder estimates (based on hourly rates) to build a single storey extension in Finsbury Park
Range from the cheapest single storey extension £34000 (Niki based in N4) to the dearest single storey extension £48880 (Mel Massey Studio based in N4).
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 Finsbury Park by posting a job with HaMuch and we will send it to extension builders in Finsbury Park.
Estimates for common extension builder jobs in Finsbury Park;
| Job | Estimate |
| Underpinning a house | £17365 |
| Build a two storey extension | £87797 |
| Build a timber frame extension | £25865 |
| Install a swimming pool | £80865 |
| Cost to build a single storey extension | £47293 |
| Cost to build a side return extension | £35977 |
| Install an RSJ | £2065 |
| Build an outbuilding | £9865 |
| Build a mansard loft conversion | £51865 |
| Cost of a loft conversion | £32481 |
| Build a kitchen extension | £41865 |
| Build a hip to gable loft conversion | £41865 |
| Build a granny annexe | £86865 |
| Build a garden office | £9865 |
| Convert a garage | £15865 |
| Build a new garage | £18365 |
| Build a flat roof extension | £21865 |
| Build a dormer loft conversion | £41865 |
| Lay a concrete foundation | £6115 |
| Convert a bungalow loft | £28865 |
| Basement conversion cost | £35977 |