Cost of a two storey extension in EC1A
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 EC1A?
Costs range from £87772 (Aylaa Exclusive based in EC1A) to £89800 (Q Lofts and Extensions based in EC1R), 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 EC1A;
| Job | Estimate |
| Underpinning a house | £17437 |
| Build a two storey extension | £87905 |
| Build a timber frame extension | £25937 |
| Install a swimming pool | £80937 |
| Cost to build a single storey extension | £48739 |
| Cost to build a side return extension | £36791 |
| Install an RSJ | £2137 |
| Build an outbuilding | £9937 |
| Build a mansard loft conversion | £51937 |
| Cost of a loft conversion | £33159 |
| Build a kitchen extension | £41937 |
| Build a hip to gable loft conversion | £41937 |
| Build a granny annexe | £86937 |
| Build a garden office | £9937 |
| Convert a garage | £15937 |
| Build a new garage | £18437 |
| Build a flat roof extension | £21937 |
| Build a dormer loft conversion | £41937 |
| Lay a concrete foundation | £6187 |
| Convert a bungalow loft | £28937 |
| Basement conversion cost | £36791 |