| County: | Harrison County |
| State: | Mississippi |
| Flag: | Flag of Harrison County, Mississippi.png |
| Seal: | Harrison County ms seal.gif |
| Founded Year: | 1841 |
| Largest City: | Gulfport |
| Area Total Sq Mi: | 976 |
| Area Land Sq Mi: | 574 |
| Area Water Sq Mi: | 402 |
| Area Percentage: | 41 |
| Population As Of: | 2020 |
| Population Total: | 208621 |
| Pop Est As Of: | 2022 |
| Population Est: | 211044 |
| Population Density Sq Mi: | 362 |
| Web: | harrisoncountyms.gov/ |
| Ex Image: | Dan M Russell, Jr Federal Courthouse.jpg |
| Ex Image Cap: | Dan M. Russell Jr. United States Courthouse in Gulfport, Harrison County |
| District: | 4th |
| Time Zone: | Central |
| Named For: | William Henry Harrison |
Harrison County is a county located in the U.S. state of Mississippi. As of the 2020 census, the population was 208,621.[1] Its county seats are Biloxi and Gulfport.[2] The county is named after U.S. President William Henry Harrison.[3]
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.
According to the United States Census Bureau, the county has a total area of, of which (41%) are covered by water.[4] The Tchoutacabouffa River has its mouth at Biloxi Bay just north of the city of Biloxi. Gulfport, Mississippi, is the chief port in the state, with access to the Gulf of Mexico through a ship channel. This is the second-largest county in Mississippi by total area.
A single pond in the county contains the critically endangered dusky gopher frog.[5]
| White (non-Hispanic) | 125,092 | 59.96% | |
| Black or African American (non-Hispanic) | 51,143 | 24.51% | |
| Native American | 786 | 0.38% | |
| Asian | 5,913 | 2.83% | |
| Pacific Islander | 257 | 0.12% | |
| Other/mixed | 11,454 | 5.49% | |
| Hispanic or Latino | 13,976 | 6.7% |
Harrison County has been studied by CNN and other media, which have reported on the beatings of inmates in the Harrison County Jail in Gulfport. Inmate Jessie Lee Williams Jr. died while in custody on February 4, 2006.[7] In 2006 and 2007, six Harrison County Sheriff's Department deputies pleaded guilty to crimes related to the abuse of inmates at the jail.[8] Sheriff Melvin Brisolara-R was elected in 2008, for Harrison County.
Since 1964, Harrison County has voted overwhelmingly Republican. The last Democrat to receive over 40% of the vote was Jimmy Carter in 1976.
School districts include:[9]