Monroe County's 2026 population is estimated at 140,002, reflecting a -0.25% growth rate over the past year (World Population Review estimate based on U.S. Census Bureau data). Monroe County is the 12th largest county in Indiana. The 2010 population was 138,574 and has grown 1.03% since 2010.
Data after 2023 is projected based on recent change
Overall: 31.2 years
Female: 32.7 years
Male: 30.2 years
There are 118,836 adults, (20,647 of whom are seniors) in Monroe County.
Female: 70,623 (50.1%)
Male: 70,342 (49.9%)
The racial composition of Monroe County includes 82% White, 6.84% Asian, 3.54% Black or African American, and smaller percentages for other race, Native American, Native Hawaiian or Pacific Islander and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 115,589 | 82% |
| Asian | 9,644 | 6.84% |
| Two or more races | 8,875 | 6.3% |
| Black or African American | 4,988 | 3.54% |
| Other race | 1,625 | 1.15% |
| Native American | 219 | 0.16% |
| Native Hawaiian or Pacific Islander | 25 | 0.02% |
Monroe County 's average per capita income is $48,924. Household income levels show a median of $65,868. The poverty rate stands at 19.68%.
| Name | Median ↓ | Mean |
|---|---|---|
| Married Families | $116,926 | $146,080 |
| Families | $100,007 | $126,627 |
| Households | $65,868 | $91,421 |
| Non Families | $37,439 | $54,995 |
Average Income
Median Household Income
Poverty Rate