Marion is a city located in Grant County, Indiana. Marion has a 2025 population of 28,206. It is also the county seat of Grant County. Marion is currently declining at a rate of -0.04% annually and its population has decreased by -0.17% since the most recent census, which recorded a population of 28,253 in 2020.
The average household income in Marion is $56,528 with a poverty rate of 26.99%. The median age in Marion is 34.8 years: 35.1 years for males, and 34.4 years for females.
Data after 2023 is projected based on recent change
The racial composition of Marion includes 77.76% White, 9.83% Black or African American, and smaller percentages for other race, Asian, Native American and multiracial populations.
White (77.8%)
Black or African American (9.8%)
Two or more races (8.8%)
Other race (1.8%)
Asian (1.4%)
Native American (0.5%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 21,295 | 77.76% |
| Black or African American | 2,693 | 9.83% |
| Two or more races | 2,405 | 8.78% |
| Other race | 490 | 1.79% |
| Asian | 372 | 1.36% |
| Native American | 129 | 0.47% |
Married
Widowed
Divorced
Separated
Never Married
Marion's average per capita income is $37,334. Household income levels show a median of $43,349. The poverty rate stands at 26.99%.
Name | Median | Mean |
|---|---|---|
| Married Families | $69,052 | - |
| Families | $52,114 | $65,045 |
| Households | $43,349 | $56,528 |
| Non Families | $35,026 | $44,002 |
Average Income
Median Household Income
Poverty Rate