Cost of a two storey extension in BS9
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 BS9?
Costs range from £86920 (M N HALL PROPERTY MAINTENANCE based in BS7) to £88072 (Clever construction based in BS7), 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 BS9;
| Job | Estimate |
| Underpinning a house | £17261 |
| Build a two storey extension | £87641 |
| Build a timber frame extension | £25761 |
| Install a swimming pool | £80761 |
| Cost to build a single storey extension | £45219 |
| Cost to build a side return extension | £34811 |
| Install an RSJ | £1961 |
| Build an outbuilding | £9761 |
| Build a mansard loft conversion | £51761 |
| Cost of a loft conversion | £31509 |
| Build a kitchen extension | £41761 |
| Build a hip to gable loft conversion | £41761 |
| Build a granny annexe | £86761 |
| Build a garden office | £9761 |
| Convert a garage | £15761 |
| Build a new garage | £18261 |
| Build a flat roof extension | £21761 |
| Build a dormer loft conversion | £41761 |
| Lay a concrete foundation | £6011 |
| Convert a bungalow loft | £28761 |
| Basement conversion cost | £34811 |