Cass County's 2026 population is estimated at 37,743, reflecting a -0.25% growth rate over the past year (World Population Review estimate based on U.S. Census Bureau data). Cass County is the 41st largest county in Indiana. The 2010 population was 38,985 and has grown -3.19% since 2010.
Overall: 41.8 years
Female: 41.7 years
Male: 41.8 years
There are 28,997 adults, (7,085 of whom are seniors) in Cass County.
Female: 18,837 (50%)
Male: 18,843 (50%)
The racial composition of Cass County includes 76.47% White, 8.32% other race, and smaller percentages for Asian, Black or African American, Native American and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 28,815 | 76.47% |
| Two or more races | 4,482 | 11.89% |
| Other race | 3,136 | 8.32% |
| Asian | 542 | 1.44% |
| Black or African American | 442 | 1.17% |
| Native American | 263 | 0.7% |
Cass County 's average per capita income is $41,411. Household income levels show a median of $56,403. The poverty rate stands at 13.24%.
| Name | Median ↓ | Mean |
|---|---|---|
| Married Families | $83,522 | - |
| Families | $70,609 | $82,339 |
| Households | $56,403 | $72,540 |
| Non Families | $35,738 | $49,906 |
Average Income
Median Household Income
Poverty Rate