Harrison County, Mississippi
Located in Mississippi, Harrison County has a population of 210,891 residents and a median age of 38.5 years, making it the #331 most populous county out of 3,222 nationwide. In terms of economic indicators, the county has a poverty rate of 17.1%. The median home value is $212,200, and the median household income is $59,479, which is 21% below the national median.
Demographics
Harrison County has a population of 210,891, making it the #331 most populous county in the US. The median age is 38.5 years, which is 1.0% below the national median.
Population Trend
Rankings →Year-over-Year Population Growth
Age & Sex Distribution
Race & Ethnicity
Nativity
Geographic Mobility (Past Year)
Economy
The median household income in Harrison County is $59,479, ranking #2,125 out of 3,222 counties — 20.9% below the national median. The poverty rate is 17.1% and unemployment stands at 6.7%.
Median Household Income Trend
Rankings →Income Distribution
Industry of Employment
Occupation
Housing
The median home value in Harrison County is $212,200 (-24.7% vs national). Renters pay a median of $1,115/mo and the homeownership rate is 62.2%.
Median Home Value Trend
Rankings →Household Type
Education
In Harrison County, 27.5% of adults age 25+ hold a bachelor's degree or higher, which is 18.5% below the national average, ranking #967 out of 3,222 counties.
Bachelor's Degree or Higher Trend
Rankings →Health & Wellbeing
Life expectancy in Harrison County is 73.0 years. 21.2% of adults report poor or fair health and 14.1% lack health insurance. Data from County Health Rankings (2025).
Life Expectancy Trend
Substance Use
18.2% of adults in Harrison County smoke , 34.7% are obese , and 17.3% report excessive drinking. The drug overdose death rate is 36.9 per 100,000.
Adult Smoking Trend
Safety
The homicide rate in Harrison County is 10.1 per 100,000 and the suicide rate is 18.9 per 100,000. Motor vehicle deaths occur at a rate of 17.1 per 100,000.
Homicide Rate Trend
Families & Children
20.2% of children in Harrison County live in poverty and the infant mortality rate is 7.0 per 1,000 live births. The teen birth rate is 25.0 per 1,000 females age 15–19.
Infant Mortality Trend
Civic & Transportation
Voter turnout in Harrison County is 49.4%. The mean commute time is 26.0 min, which is 5.7% below the national average.
Voter Turnout Trend
Mean Commute Time Trend
Rankings →Elections
In the 2024 presidential election, Harrison County voted Republican with a margin of 28.9%. The vote was 35% Dem / 63.9% Rep. Compared to 2020, the margin shifted 3.7 toward Republicans .
Vote Share Over Time
About Harrison County, Mississippi
Harrison County, Mississippi has a total population of 210,891, making it the 331st most populous county in the United States. The median age in Harrison County is 38.5 years, which is 1.0% below the national median of 38.9 years.
The median household income in Harrison County is $59,479, which ranks #2,125 of 3,222 counties nationwide. This is 20.9% below the national median of $75,149. The poverty rate is 17.1%, higher than the national rate of 12.6%. The unemployment rate stands at 6.7%.
The median home value in Harrison County is $212,200, 24.7% below the national median. Renters in Harrison County pay a median gross rent of $1,115 per month. The homeownership rate is 62.2%, compared to the national rate of 64.4%.
In Harrison County, 27.5% of residents aged 25 and older hold a bachelor's degree or higher, 18.5% below the national average of 33.7%. Health insurance coverage stands at 86.9% of the population. The average commute time for workers is 26.0 min.
Harrison County is a diverse community. The largest racial or ethnic group is White (non-Hispanic) at 60.8% of the population, followed by Black (non-Hispanic) (23.3%) and Hispanic or Latino (6.9%).
All data for Harrison County, Mississippi comes from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates. These figures are estimates based on survey sampling and are subject to margin of error. For the most detailed and up-to-date data, visit the Census Bureau's official data portal.