Tozeur is the westernmost of the 24 governorates (provinces) of Tunisia and as such bordering Algeria. It covers an area of 4,719 km2 and has a population of 107,912 (2014 census) making it the least populated province.The capital is Tozeur. Tozeur is a city in southwest Tunisia. The city is located northwest of Chott el Djerid, in between this Chott and the smaller Chott el Gharsa. It is the capital of Tozeur Governorate. It was the site of the ancient city and former bishopric Tusuros, which remains a Latin Catholic titular see.