Update: In a recent interview with IGN, ZOS mentions that housing is to be released in the first quarter of 2017.
“Three Player Houses in Vvardenfell
Another obvious indicator as to why a major update or two will come before Vvardenfell is the existence of three specific player housing options within Vvardenfell. This in and of itself is an exciting discovery as it means there will most likely be multiple housing opportunities per zone!”
Check out the full article at Tamriel Foundry.