Marion is located in Marion County, Ohio. Marion has a 2025 population of 3,316 . It is also the county seat of Marion County . Marion is currently growing at a rate of 1.34% annually and its population has increased by 5.84% since the most recent census, which recorded a population of 3,133 in 2020.
The average household income in Marion is $124,388 with a poverty rate of 0%. The median age in Marion is 43.8 years: 41 years for males, and 45.9 years for females. For every 100 females there are 105.7 males.
Data after 2023 is projected based on recent change
The racial composition of Marion includes 86.83% White, 7.07% Asian, and smaller percentages for other race, Two or more races, Black or African American and multiracial populations.
White (86.83%)
Asian (7.07%)
Other race (2.82%)
Two or more races (2.41%)
Black or African American (0.86%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 2,737 | 86.83% |
| Asian | 223 | 7.07% |
| Other race | 89 | 2.82% |
| Two or more races | 76 | 2.41% |
| Black or African American | 27 | 0.86% |
Married
Widowed
Divorced
Separated
Never Married
Marion's average per capita income is $56,051. Household income levels show a median of $88,412. The poverty rate stands at 0%.
Name | Median | Mean |
|---|---|---|
| Married Families | $119,271 | - |
| Families | $103,661 | $138,305 |
| Households | $88,412 | $124,388 |
| Non Families | $53,359 | $69,915 |
Average Income
Median Household Income
Poverty Rate