Marion is a city located in Grant County, Indiana. Marion has a 2026 population of 28,197. It is also the county seat of Grant County. Marion is currently declining at a rate of -0.03% annually and its population has decreased by -0.2% since the most recent census, which recorded a population of 28,253 in 2020.
The median household income in Marion is $43,343 with a poverty rate of 29.6%. The median age in Marion is 35.2 years: 35.7 years for males, and 34.8 years for females. For every 100 females there are 91.7 males.
Data after 2023 is projected based on recent change
Overall: 35.2 years
Female: 34.8 years
Male: 35.7 years
There are 21,942 adults, (5,086 of whom are seniors) in Marion.
Female: 14,364 (52.2%)
Male: 13,167 (47.8%)
The racial composition of Marion includes 76.94% White, 9.8% Black or African American, and smaller percentages for other race, Asian, Native American and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 21,183 | 76.94% |
| Two or more races | 2,704 | 9.82% |
| Black or African American | 2,699 | 9.8% |
| Other race | 519 | 1.89% |
| Asian | 315 | 1.14% |
| Native American | 111 | 0.4% |
Marion 's average per capita income is $38,261. Household income levels show a median of $43,343. The poverty rate stands at 29.6%.
| Name | Median ↓ | Mean |
|---|---|---|
| Married Families | $65,500 | - |
| Families | $52,214 | $69,016 |
| Households | $43,343 | $58,145 |
| Non Families | $34,571 | $42,722 |
Average Income
Median Household Income
Poverty Rate