Bartın is a city in northern Turkey and the central district of the province of Bartın. Formerly a district of Zonguldak Province, Bartın was made into a province seat in 1991 with the constitution of its province, including four districts: Central Bartın, Amasra, Kurucaşile, and Ulus. The city, with a population of c. 48,000, is situated 14 kilometres (8.7 mi) inland on the Bartın River (Bartın Çayı) that is navigable for vessels between the city and the Black Sea coast. Bartın River is the only navigable river for vessels in Turkey.