Zhaoyuan County (Chinese: 肇源县; Pinyin: Zhàoyuán Xiàn) is a county under the jurisdiction of Daqing, Heilongjiang Province, China. It has a land area of 4,198 square kilometers and a population of 450,000. The postal code is 166500. The county seat is located in Zhaoyuan Town.
Zhaoyuan consists of 7 towns, 6 townships and 3 ethnic townships.
- Towns: Zhaoyuan, Xinzhan, Maoxing, Erzhan, Sanzhan, Toutai, Gulong
- Townships: Minyi, Guqia, Daxing, Fuxing, Heping, Bohetai
- Ethnic Townships: Haode Menggu, Yishun Menggu, Chaodeng Menggu.