Sanandaj (sänˌändäjˈ) [key], city (1991 pop. 244,039), capital of Kordestan prov., W Iran. The region is known for its carpets, woodworking, and handicrafts. The population of Sanandaj is comprised mostly of Kurds. The city was attacked during the Iran-Iraq War and has been an area of Kurdish unrest. An Abbasid fortress is located there.