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 BR7?
Building a granny annexe ranges from £85,080 (TDR Property Maintenance based in SE9) to £87,000 (Silverland design & build based in BR1), 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 BR7 by posting a job with HaMuch. We will send it to extension builders in BR7 who will be happy to help you.

| Borough in London |
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| Granny Annexe in Chislehurst |
| Granny Annexe in Petts Wood |
| Granny Annexe in Sidcup |
| Granny Annexe in Bromley |
| Granny Annexe in Bexley |
| Granny Annexe in Eltham |
| Granny Annexe in Keston |
| Granny Annexe in Grove Park |
| Granny Annexe in Orpington |
| Granny Annexe in Bexley |