Marion County, Arkansas
Located in Arkansas, Marion County has a population of 17,228 residents and a median age of 51.8 years, making it the #2,025 most populous county out of 3,222 nationwide. In terms of economic indicators, the county has a poverty rate of 18.0%. The median home value is $163,300, and the median household income is $48,619, which is 35% below the national median.
Demographics
Marion County has a population of 17,228, making it the #2,025 most populous county in the US. The median age is 51.8 years, which is 33.2% above 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 Marion County is $48,619, ranking #2,849 out of 3,222 counties — 35.3% below the national median. The poverty rate is 18.0% and unemployment stands at 4.9%.
Median Household Income Trend
Rankings →Income Distribution
Industry of Employment
Occupation
Housing
The median home value in Marion County is $163,300 (-42.1% vs national). Renters pay a median of $795/mo and the homeownership rate is 81.3%.
Median Home Value Trend
Rankings →Household Type
Education
In Marion County, 14.9% of adults age 25+ hold a bachelor's degree or higher, which is 55.8% below the national average, ranking #2,836 out of 3,222 counties.
Bachelor's Degree or Higher Trend
Rankings →Health & Wellbeing
Life expectancy in Marion County is 73.7 years. 22.5% of adults report poor or fair health and 10.0% lack health insurance. Data from County Health Rankings (2025).
Life Expectancy Trend
Substance Use
20.5% of adults in Marion County smoke , 36.8% are obese , and 19.9% report excessive drinking. The drug overdose death rate is 20.1 per 100,000.
Adult Smoking Trend
Safety
The homicide rate in Marion County is 8.5 per 100,000 and the suicide rate is 22.8 per 100,000. Motor vehicle deaths occur at a rate of 22.2 per 100,000.
Suicide Rate Trend
Families & Children
26.0% of children in Marion County live in poverty . The teen birth rate is 25.4 per 1,000 females age 15–19.
Teen Birth Rate Trend
Civic & Transportation
Voter turnout in Marion County is 55.6%. The mean commute time is 28.4 min, which is 2.7% above the national average.
Voter Turnout Trend
Mean Commute Time Trend
Rankings →Elections
In the 2024 presidential election, Marion County voted Republican with a margin of 60.3%. The vote was 19.1% Dem / 79.4% Rep. Compared to 2020, the margin shifted 3.6 toward Republicans .
Vote Share Over Time
About Marion County, Arkansas
Marion County, Arkansas has a total population of 17,228, making it the 2,025th most populous county in the United States. The median age in Marion County is 51.8 years, which is 33.2% above the national median of 38.9 years.
The median household income in Marion County is $48,619, which ranks #2,849 of 3,222 counties nationwide. This is 35.3% below the national median of $75,149. The poverty rate is 18.0%, higher than the national rate of 12.6%. The unemployment rate stands at 4.9%.
The median home value in Marion County is $163,300, 42.1% below the national median. Renters in Marion County pay a median gross rent of $795 per month. The homeownership rate is 81.3%, compared to the national rate of 64.4%.
In Marion County, 14.9% of residents aged 25 and older hold a bachelor's degree or higher, 55.8% below the national average of 33.7%. Health insurance coverage stands at 93.3% of the population. The average commute time for workers is 28.4 min.
Marion County is a diverse community. The largest racial or ethnic group is White (non-Hispanic) at 91.4% of the population, followed by Two or More Races (3.6%) and Hispanic or Latino (2.7%).
All data for Marion County, Arkansas 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.