Marion, Ohio Demographics & Population 2026
During the 2020–2024 ACS period, Marion, Ohio had a total population of 35,669, the 38th largest city in Ohio, with a median household income of $47,951, which is 33% lower than the state average. The poverty rate is 22.4%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- Household income is 33% below the state average, indicating significant economic challenges.
- Housing is very affordable with a home-value-to-income ratio of just 2.5x.
- Unemployment rate of 9.4% is notably above the national average.
Marion Quick Facts
How Marion Changed
Change from the 2019–2023 ACS period to 2020–2024. These are rolling five-year estimates, not year-over-year measurements.
| Metric | 2019–2023 | 2020–2024 | Change |
|---|---|---|---|
| Population | 35,771 | 35,669 | -0.3% |
| Median household income | $45,829 | $47,951 | +4.6% |
| Median home value | $105,900 | $119,500 | +12.8% |
How Marion Compares
Median Household Income
Median Home Value
Economy & Housing
Household Income Distribution
Detailed income brackets
Employment
Housing Overview
People & Demographics
Age Distribution
Race & Ethnicity
Diversity Index
A less diverse community where one racial or ethnic group represents a large majority.
State average: 41 | National average: 61
Education
Educational Attainment (Adults 25+)
Marion Rankings in Ohio
Explore Ohio Rankings
Other Cities in Marion County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Prospect | 1,157 | $70,833 | 11.5% | $164,100 |
| La Rue | 725 | $75,156 | 10.6% | $113,600 |
| Green Camp | 437 | $56,250 | 4.9% | $123,300 |
| New Bloomington | 430 | $25,250 | 65.1% | N/A |
| Morral | 423 | $51,563 | 13.6% | $119,000 |
| Caledonia | 421 | $69,792 | 18.9% | $120,100 |
| Waldo | 370 | $64,519 | 2.2% | $150,000 |
Cities Similar to Marion
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Lima | 35,010 | $46,240 | $107,200 | 12.8% | 23.9% |
| Fairborn | 34,534 | $61,751 | $175,000 | 30.2% | 13.7% |
| Massillon | 32,338 | $56,446 | $149,900 | 17.8% | 13.9% |
| Bowling Green | 29,983 | $45,154 | $226,100 | 44.2% | 28.6% |
| Warren | 38,912 | $37,887 | $86,400 | 15.7% | 31.9% |
Population Overview
Marion is a mid-sized community located in Ohio, within Marion County. The total population is 35,669. It ranks as the 38th most populous out of 1,264 Census-designated places in Ohio.
Age Demographics
The median age in Marion is 39.0 years. This is 2% lower than the state median of 39.7 years.
Economy, Income & Housing
The median household income in Marion is $47,951. This is 33% lower than the state median of $71,389. It is also 41% lower than the national median of $80,734. The poverty rate stands at 22.4%. This is 69% higher than the state poverty rate of 13.3%. With more than one in five residents living below the poverty line, economic hardship is a significant challenge for the community. The unemployment rate is 9.4%. This is 97% higher than the state rate of 4.8%. The median home value is $119,500. Housing costs are 44% lower than the state median of $214,800. With a home-value-to-income ratio of just 2.5x, Marion is one of the most affordable housing markets in the area. 57.2% of occupied housing units are owner-occupied. This homeownership rate is 15% lower than the state average of 67.2%.
Race & Ethnicity
The largest racial or ethnic group in Marion is White (non-Hispanic), making up 79.5% of the population. Black or African American residents account for 8.5%. The Asian population (0.5%) is well below the state average of 2.5%.
Education
10.5% of residents aged 25 and older hold a bachelor's degree or higher. This is 67% lower than the state rate of 31.5%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 86.5%.
Data Sources & Methodology
All demographic data for Marion, Ohio is sourced from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates. The ACS collects data from approximately 3.5 million households annually and pools five years of responses so that even small communities can be measured, though the margin of error widens as the population falls. Comparisons are made against Ohio state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 1,264 Census-designated places in Ohio. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.
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Frequently Asked Questions
What is the population of Marion, Ohio?
Marion, Ohio has a population of 35,669 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Marion, OH?
The median household income in Marion is $47,951, which is 41% lower than the national median of $80,734.
What is the poverty rate in Marion, OH?
The poverty rate in Marion is 22.4%. This means approximately 6,795 residents live below the federal poverty line.
What is the racial makeup of Marion, Ohio?
Marion's population is 79.5% White, 8.5% Black, 4.0% Hispanic/Latino, and 0.5% Asian.
What is the median home value in Marion, OH?
The median home value in Marion is $119,500. The home-value-to-income ratio is 2.5x.
How educated is Marion, Ohio?
10.5% of adults (25+) in Marion hold a bachelor's degree or higher, and 3.5% hold a graduate or professional degree.