Jackson, officially the City of Jackson, is the capital and most populous city of the U.S. state of Mississippi. It is one of two county seats of Hinds County, along with Raymond, Mississippi. The city of Jackson also includes around 3,000 acres comprising Jackson-Medgar Evers International Airport in Rankin County and a small portion of Madison County. The city's population was estimated to be 165,072 in 2017, a decline from 173,514 in 2010. The city sits on the Pearl River and is located in the greater Jackson Prairie region of Mississippi.