Marion is located in Marion County, Ohio. Marion has a 2025 population of 5,509 . It is also the county seat of Marion County . Marion is currently growing at a rate of 0.02% annually but its population has decreased by -0.05% since the most recent census, which recorded a population of 5,512 in 2020.
The average household income in Marion is $77,876 with a poverty rate of 17.22%. The median age in Marion is 37.7 years: 35.7 years for males, and 38.4 years for females. For every 100 females there are 109.3 males.
Data after 2023 is projected based on recent change
The racial composition of Marion includes 92.15% White, 3.86% Native American, and smaller percentages for Two or more races, other race, Black or African American and multiracial populations.
White (92.15%)
Native American (3.86%)
Two or more races (2.61%)
Other race (1%)
Black or African American (0.38%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 5,081 | 92.15% |
| Native American | 213 | 3.86% |
| Two or more races | 144 | 2.61% |
| Other race | 55 | 1% |
| Black or African American | 21 | 0.38% |
Married
Widowed
Divorced
Separated
Never Married
Marion's average per capita income is $36,235. Household income levels show a median of $58,026. The poverty rate stands at 17.22%.
Name | Median | Mean |
|---|---|---|
| Married Families | $89,432 | - |
| Families | $67,568 | $95,316 |
| Households | $58,026 | $77,876 |
| Non Families | $25,194 | $34,809 |
Average Income
Median Household Income
Poverty Rate