Cost of a two storey extension in EN5
A two storey extension is a great way to add extra space to your home, adding value to your property. But how much does it cost to build a double storey extension in EN5?
Costs range from £87160 (J&K Expert Building Services based in EN5) to £87940 (The Hadley Loft Company Ltd based in EN5), but these are just estimates. The best way to compare costs is to get real quotes from real builders.
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Estimates for common extension builder jobs in EN5;
| Job | Estimate |
| Underpinning a house | £17356 |
| Build a two storey extension | £87784 |
| Build a timber frame extension | £25856 |
| Install a swimming pool | £80856 |
| Cost to build a single storey extension | £47126 |
| Cost to build a side return extension | £35884 |
| Install an RSJ | £2056 |
| Build an outbuilding | £9856 |
| Build a mansard loft conversion | £51856 |
| Cost of a loft conversion | £32403 |
| Build a kitchen extension | £41856 |
| Build a hip to gable loft conversion | £41856 |
| Build a granny annexe | £86856 |
| Build a garden office | £9856 |
| Convert a garage | £15856 |
| Build a flat roof extension | £21856 |
| Build a dormer loft conversion | £41856 |
| Lay a concrete foundation | £6106 |
| Convert a bungalow loft | £28856 |
| Basement conversion cost | £35884 |