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 BA12?
Building a granny annexe ranges from £86,600 (2 Counties Construction based in SP3) to £87,152 (Burfitt and Garrett Ltd based in SP7), 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 BA12 by posting a job with HaMuch. We will send it to extension builders in BA12 who will be happy to help you.

| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Granny Annexe near Frome | £28 | £220 |
| Granny Annexe near Trowbridge | £29 | £223 |
| Granny Annexe near Devizes | £29 | £218 |
| Granny Annexe near West Wiltshire | £29 | £218 |
| Granny Annexe near North Wiltshire | £29 | £218 |
| Granny Annexe near Bath | £28 | £220 |
| Granny Annexe near Salisbury | £30 | £211 |
| Granny Annexe near Calne | £26 | £201 |
| Granny Annexe near Keynsham | £29 | £223 |
| Granny Annexe near Chippenham | £28 | £216 |