Hongya County is located in the southwest edge of Sichuan Basin, under the jurisdiction of Meishan City. The geographical coordinates are 102°49'-103°32' east longitude, 29°24'-30°00' north latitude, located in Chengdu, Leshan, Ya 'an triangle zone, east Jiajiang County, Emishan City, south Hanyuan County, Jinkou District, west Ya 'an Yucheng District, Yingjing County, north Mingshan District, Danlan County, It is 147 km from Chengdu, 55 km from Leshan, 50 km from Meishan and 62 km from Ya 'an. The highest elevation in the county is 3090 meters, and the lowest is 417.5 meters. The area of 1896 square kilometers, the county people's government in Hongchuan Town. According to the seventh census, the permanent population of Hongya County was 295,744 as of midnight on November 1, 2020.

Hongya County belongs to "National Ecological Demonstration Zone", "Advanced Collective of China Ecological Civilization Award", "Pilot County of Ecological Civilization Demonstration Project" in Sichuan Province, and the first batch of "Ecological counties" in Sichuan Province. It has formed four leading industries: machinery manufacturing, building materials, chemical industry and ecological food processing.
In November 2018, Hongya County was selected as the best leisure tourism destination in 2018 "China National Tourism". In December 2018, it was awarded the second batch of national demonstration cities and counties for ecological civilization construction.

On January 25, 2019, it was selected as the national "Safe Agricultural Machinery" demonstration County in 2018. On January 22, 2020, it was named the National garden County by the Ministry of Housing and Urban-Rural Development.
In 2019, the GDP of Hongya County reached 12.585 billion yuan, the investment in fixed assets reached 10.4 billion yuan, and the budget revenue of local public finance reached 973 million yuan.