Granny Annexe Cost in EC1M
A granny annexe is the ideal solution for offering a young family member their own space in your home while they save up for their own house, or to help an older relative have some independence while keeping them at a safe distance. But how much do they cost to build in EC1M?
Building a granny annexe ranges from £86840 (Pearl Projects and Development Ltd based in EC1V) to £88200 (Q Lofts and Extensions based in EC1R), but these are just estimates that can help give you an idea of who will be better value in your area.
The best thing to do is to get quotes to build a granny annexe in EC1M by posting a job with HaMuch. We will send it to extension builders in EC1M who will be happy to help you.
Estimates for common extension builder jobs in EC1M;
| Job | Estimate |
| Underpinning a house | £17433 |
| Build a two storey extension | £87899 |
| Build a timber frame extension | £25933 |
| Install a swimming pool | £80933 |
| Cost to build a single storey extension | £48656 |
| Cost to build a side return extension | £36744 |
| Install an RSJ | £2133 |
| Build an outbuilding | £9933 |
| Build a mansard loft conversion | £51933 |
| Cost of a loft conversion | £33120 |
| Build a kitchen extension | £41933 |
| Build a hip to gable loft conversion | £41933 |
| Build a granny annexe | £86933 |
| Build a garden office | £9933 |
| Convert a garage | £15933 |
| Build a new garage | £18433 |
| Build a flat roof extension | £21933 |
| Build a dormer loft conversion | £41933 |
| Lay a concrete foundation | £6183 |
| Convert a bungalow loft | £28933 |
| Basement conversion cost | £36744 |