| Name | Harrison County |
| State | Mississippi |
| FIPS Code | 28047 |
| County Seat | Biloxi |
| Timezone | Central Daylight Time (CDT) |
| Population (2024) | 211,394 |
| Population Growth Rate(2020-2024) | 1.31% |
| Majority Ethnicity | White 65.25% |
| Public School Majority Ethnicity | White 47% |
| Partisan Voting Index | Republican:+15 |
| Unemployment Rate (May 2026) | 4.1% |
| Sales Tax Rate (2025) | 7% |
| Area Code(s) | 228 |
| Race/Ethnicity | Percentage of Population (2023) |
|---|---|
| White | 65.25% |
| African American | 24.96% |
| Hispanic | 6.92% |
| Asian | 2.46% |
| Native American | 0.3% |
| Hawaiin/Pacific Islander | 0.1% |
| Race/Ethnicity | Percentage of Public School Students (2023) |
|---|---|
| White | 46.62% |
| African American | 35.23% |
| Hispanic | 8.19% |
| Asian | 2.44% |
| Native American | 0.28% |
| Hawaiin/Pacific Islander | 0.24% |