Regency in Central Java, Indonesia Demak Regency Kabupaten Demak Regency Demak Great Mosque Coat of arms Nickname(s): Kota Wali (city of the saints) Location of Demak Regency in Central Java Coordinates: 6°53′41.1″S 110°38′18.5″E﻿ / ﻿6.894750°S 110.638472°E﻿ / -6.894750; 110.638472Coordinates: 6°53′41.1″S 110°38′18.5″E﻿ / ﻿6.894750°S 110.638472°E﻿ / -6.894750; 110.638472 Country Indonesia Province Central Java Establishment 28 March 1503[1] Capital Demak Government • Regent HM.