Location in Heilongjiang
|Country||People's Republic of China|
|• Total||7,273 km2 (2,808 sq mi)|
|Elevation||88 m (288 ft)|
|• Density||9.4/km2 (24/sq mi)|
|Time zone||UTC+8 (China Standard)|
Jiayin County (simplified Chinese: 嘉荫县; traditional Chinese: 嘉蔭縣; pinyin: Jiāyīn Xiàn) is a county in Heilongjiang Province, China, bordering Russian oblasts of Amur and Jewish. It is under the administration of the prefecture-level city of Yichun and the county seat is Chaoyang Town (朝阳镇) situated on the southern (right) bank of the Amur River.
Jiayin County is divided into 4 towns and 5 townships.
The population of the district was 77,929 in 1999.