Oak Valley township is located in Otter Tail County, Minnesota. Oak Valley township has a 2026 population of 366. Oak Valley township is currently declining at a rate of -0.27% annually and its population has decreased by 0% since the most recent census, which recorded a population of 366 in 2020.
The median household income in Oak Valley township is $59,500 with a poverty rate of 26.16%. The median age in Oak Valley township is 30.9 years: 30.6 years for males, and 33.8 years for females. For every 100 females there are 119.1 males.
Data after 2023 is projected based on recent change
The racial composition of Oak Valley township includes 98.84% White, and smaller percentages for Two or more races and multiracial populations.
White (98.84%)
Two or more races (1.16%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 340 | 98.84% |
| Two or more races | 4 | 1.16% |
Married
Widowed
Divorced
Separated
Never Married
Oak Valley township's average per capita income is $43,021. Household income levels show a median of $59,500. The poverty rate stands at 26.16%.
Name | Median | Mean |
|---|---|---|
| Families | $70,833 | $103,065 |
| Married Families | $68,750 | - |
| Households | $59,500 | $85,537 |
| Non Families | $31,000 | $41,758 |
Average Income
Median Household Income
Poverty Rate