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Vratsa Province (Bulgarian: Област Враца Oblast Vraca, former name Vraca okrug) is a Bulgarian province located in the northwestern part of the country, between Danube river in the north and Stara Planina mountain in the south. It is named after its main town - Vratsa. As of 2016, the province has a population of 170 367 inhabitants, on territory of 3,619.7 km2 (1,397.6 sq mi).