St. Joseph County's estimated 2025 population is 61,078 with a growth rate of 0.16% in the past year according to the most recent United States census data. St. Joseph County is the 33rd largest county in Michigan. The 2010 population was 61,288 and has seen a growth of -0.34% since that time.
Data after 2023 is projected based on recent change
The racial composition of St. Joseph County includes 87.22% White, and smaller percentages for Black or African American, other race, Asian, Native American and multiracial populations.
Race | Population | Percentage (of total) |
|---|---|---|
| White | 53,093 | 87.22% |
| Two or more races | 4,973 | 8.17% |
| Black or African American | 1,345 | 2.21% |
| Other race | 901 | 1.48% |
| Asian | 348 | 0.57% |
| Native American | 210 | 0.34% |
Married
Widowed
Divorced
Separated
Never Married
St. Joseph County's average per capita income is $42,091. Household income levels show a median of $64,707. The poverty rate stands at 11.97%.
Name | Median | Mean |
|---|---|---|
| Married Families | $90,147 | $104,174 |
| Families | $77,814 | $91,791 |
| Households | $64,707 | $78,907 |
| Non Families | $35,723 | $48,562 |
Average Income
Median Household Income
Poverty Rate