Jimusar County, subordinate to Changji Hui Autonomous Prefecture of Xinjiang Uygur Autonomous Region, is located at the eastern end of the northern foot of Tianshan Mountain in Xinjiang Uygur Autonomous Region, with 88 ° 30 ′ - 89 ° 30 ′ E and 43 ° 30 ′ - 45 ° N. The total area is 8848 square kilometers. It belongs to the continental arid climate in the middle temperate zone, with cold winter and hot summer. As of October 2021, Jimusar County has 6 towns and 3 townships, and has jurisdiction over 2 other town-level units. The county people's government is located in Jimusar Town. As of June 2022, the total population of Jimusar County is 141000.

In the Han Dynasty, the fields were garrisoned here; In May 1958, Urumqi special region was revoked, and Jimusar County was subordinate to Changji Autonomous Prefecture. In Jimusar County, 894 kilometers of new rural roads have been built, and the access rate of rural roads is 100%, and that of administrative villages is 100%. In 2021, the country's top 100 counties and cities with investment potential, the national pilot counties for agricultural socialized service innovation, and the second batch of model counties for deepening the reform of small reservoir management system. The main scenic spots include Huoshao Mountain, Cheshi Ancient Road, Thousand-Buddha Cave, etc.

In 2022, Jimusar County will achieve a GDP of 53.28 billion yuan.