Cheorwon County, also spelled Chorwon, is a county in Gangwon Province, South Korea. It is located right next to the North Korean bo…Cheorwon County, also spelled Chorwon, is a county in Gangwon Province, South Korea. It is located right next to the North Korean border. Following the Division of Korea in 1945, all of Cheorwon County was part of North Korea.