Kalkandere is a town and district of Rize Province in the Black Sea region of Turkey, west of the city of Rize.Formerly known as Karadere, this is a hilly, forested, rural area of scattered villages, inland from the Black Sea coast. There is little flat land and this is an impoverished area losing its population as they migrate away to jobs in other parts of Turkey or abroad. The local economy depends on growing tea on the hillsides.