Zonguldak is a city and the capital of Zonguldak Province in the Black Sea region of Turkey. It was established in 1849 as a port town for the nearby coal mines in Ereğli and the coal trade remains its main economic activity. According to the 2009 census, Zonguldak has a population of 108,792. The current mayor is Muharrem Akdemir, representing the CHP. Zonguldak is one of the highest income economies among Turkish cities.