Harrison County, Mississippi
Harrison County | |
|---|---|
Dan M. Russell Jr. United States Courthouse in Gulfport, Harrison County | |
Location within the U.S. state of Mississippi | |
Mississippi's location within the U.S. | |
| Coordinates: 30°25′N 89°05′W / 30.42°N 89.09°W | |
| Country | United States |
| State | Mississippi |
| Founded | 1841 |
| Named after | William Henry Harrison |
| Seat | Biloxi and Gulfport |
| Largest city | Gulfport |
| Area | |
• Total | 976 sq mi (2,530 km2) |
| • Land | 574 sq mi (1,490 km2) |
| • Water | 402 sq mi (1,040 km2) 41% |
| Population (2020) | |
• Total | 208,621 |
• Estimate (2023) | 210,612 |
| • Density | 210/sq mi (83/km2) |
| Time zone | UTC−6 (Central) |
| • Summer (DST) | UTC−5 (CDT) |
| Congressional district | 4th |
| Website | harrisoncountyms |
Harrison County is a county located in the U.S. state of Mississippi. As of the 2020 census, Harrison County is the second-most populous county in Mississippi with a population of 208,621; although the most recent population estimate from 2024 suggests Harrison County has overtaken Hinds County to become the state's most populous county, with a population of 213,730. Its county seats are Biloxi and Gulfport. The county is named after U.S. President William Henry Harrison. Harrison County is part of the Gulfport-Biloxi metropolitan area. The county was severely damaged from both Hurricane Camille on August 17, 1969, and Hurricane Katrina on August 29, 2005, causing catastrophic effects.