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 OX18?

Building a granny annexe ranges from £86,440 (Reece Berry Building Contractor based in OX28) to £87,000 (Oak Tree Renovations Ltd based in GL54), 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 OX18 by posting a job with HaMuch. We will send it to extension builders in OX18 who will be happy to help you.