Madoi County (Tibetan: རྨ་སྟོད་རྫོང; Chinese: 玛多县; also Matö County or Maduo County) is a county of Golog Tibetan Autonomous Prefecture, in southeast-central Qinghai province. Its area is about 25,000 km² (9,700 sq mi), and with an average elevation of 4,300 m (14,000 ft) it is the highest Chinese county by average elevation.