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 BT44?
Building a granny annexe ranges from £85,960 (Anak based in BT40) to £86,448 (SF Carpentry based in BT51), 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 BT44 by posting a job with HaMuch. We will send it to extension builders in BT44 who will be happy to help you.

| Business name | Granny annexe cost |
|---|---|
| purdy build, Antrim, bt53 | £86,304 |
| C McGurk Building Contractor, Belfast , BT44 | £86,280 |
| SF Carpentry, Londonderry, BT51 | £86,448 |
| Anak , larne, BT40 | £85,960 |
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Granny Annexe near Ballymoney | £18 | £163 |
| Granny Annexe near Coleraine | £21 | £181 |
| Granny Annexe near Ballyclare | £17 | £110 |
| Granny Annexe near Larne | £15 | £120 |
| Granny Annexe near Magherafelt | £25 | £200 |
| Granny Annexe near Crumlin | £22 | £168 |
| Granny Annexe near Dungiven | £21 | £179 |
| Granny Annexe near Carrickfergus | £21 | £145 |
| Granny Annexe near Greenisland | £20 | £134 |
| Granny Annexe near Holywood | £19 | £125 |