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 Castlederg?
Building a granny annexe ranges from £86,120 (NG Builders based in BT78) to £86,384 (Tyrone Turbos based in BT82), 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 Castlederg by posting a job with HaMuch. We will send it to extension builders in Castlederg who will be happy to help you.

| Business name | Granny annexe cost |
|---|---|
| NG Builders, Omagh, BT78 | £86,120 |
| Tyrone Turbos, Tyrone, BT82 | £86,384 |
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Granny Annexe near Strabane | £21 | £173 |
| Granny Annexe near Newbuildings | £20 | £166 |
| Granny Annexe near Londonderry | £20 | £166 |
| Granny Annexe near Strathfoyle | £20 | £166 |
| Granny Annexe near Dungannon | £23 | £186 |
| Granny Annexe near Dungiven | £21 | £179 |