Oak Valley township is located in Elk County, Kansas. Oak Valley township has a 2026 population of 82. Oak Valley township is currently declining at a rate of -1.2% annually and its population has decreased by -3.53% since the most recent census, which recorded a population of 85 in 2020.
The median household income in Oak Valley township is $34,688 with a poverty rate of 8.91%. The median age in Oak Valley township is 56.9 years: 55.3 years for males, and 60.2 years for females. For every 100 females there are 146.3 males.
Data after 2023 is projected based on recent change
Overall: 56.9 years
Female: 60.2 years
Male: 55.3 years
There are 97 adults, (33 of whom are seniors) in Oak Valley township.
Female: 41 (40.6%)
Male: 60 (59.4%)
The racial composition of Oak Valley township includes 78.22% White, and smaller percentages for and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 79 | 78.22% |
| Two or more races | 22 | 21.78% |
Oak Valley township 's average per capita income is $25,000. Household income levels show a median of $34,688. The poverty rate stands at 8.91%.
| Name | Median ↓ | Mean |
|---|---|---|
| Households | $34,688 | $66,178 |
| Families | $34,688 | $69,574 |
| Married Families | $34,688 | - |
| Non Families | - | $44,100 |
Average Income
Median Household Income
Poverty Rate