Chasà Âng County is a county (kun) in Chagang Province, North Korea. The city is immediately south of the Chinese-North Korean border. Its approximate population to 7 km from the city center is 8,317. The average altitude is 1279 feet, or 389 meters. Nearby cities and towns include Haengjangp'yong and Umnae-dong.
Chasà Âng County is divided into 1 à Âp (town), 1 rodongjagu (workers' district) and 15 ri (villages):