Otter Tail County's estimated 2025 population is 60,790 with a growth rate of 0.14% in the past year according to the most recent United States census data. Otter Tail County is the 17th largest county in Minnesota. The 2010 population was 57,291 and has seen a growth of 6.11% since that time.
Data after 2023 is projected based on recent change
The racial composition of Otter Tail County includes 91.77% White, and smaller percentages for other race, Black or African American, Asian, Native American, Native Hawaiian or Pacific Islander and multiracial populations.
Race | Population | Percentage (of total) |
|---|---|---|
| White | 55,320 | 91.77% |
| Two or more races | 2,623 | 4.35% |
| Other race | 1,200 | 1.99% |
| Black or African American | 608 | 1.01% |
| Asian | 393 | 0.65% |
| Native American | 118 | 0.2% |
| Native Hawaiian or Pacific Islander | 19 | 0.03% |
Married
Widowed
Divorced
Separated
Never Married
Otter Tail County's average per capita income is $47,045. Household income levels show a median of $70,912. The poverty rate stands at 8.9%.
Name | Median | Mean |
|---|---|---|
| Married Families | $101,161 | $119,782 |
| Families | $92,690 | $110,232 |
| Households | $70,912 | $90,657 |
| Non Families | $35,792 | $49,871 |
Average Income
Median Household Income
Poverty Rate