Cost of a two storey extension in Portishead
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 Portishead?
Costs range from £87520 (MICHAEL PANG BUILDING SERVICES based in BS49) to £88360 (MERIT SW LTD based in Bs20), 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 Portishead;
| Job | Estimate |
| Underpinning a house | £17281 |
| Build a two storey extension | £87672 |
| Build a timber frame extension | £25781 |
| Install a swimming pool | £80781 |
| Cost to build a single storey extension | £45622 |
| Cost to build a side return extension | £35038 |
| Install an RSJ | £1981 |
| Build an outbuilding | £9781 |
| Build a mansard loft conversion | £51781 |
| Cost of a loft conversion | £31698 |
| Build a kitchen extension | £41781 |
| Build a hip to gable loft conversion | £41781 |
| Build a granny annexe | £86781 |
| Build a garden office | £9781 |
| Convert a garage | £15781 |
| Build a new garage | £18281 |
| Build a flat roof extension | £21781 |
| Build a dormer loft conversion | £41781 |
| Lay a concrete foundation | £6031 |
| Convert a bungalow loft | £28781 |
| Basement conversion cost | £35038 |