Iola is a city located in Allen County, Kansas. Iola has a 2025 population of 5,286 . It is also the county seat of Allen County . Iola is currently declining at a rate of -0.43% annually and its population has decreased by -2.07% since the most recent census, which recorded a population of 5,398 in 2020.
The average household income in Iola is $59,461 with a poverty rate of 14.54%. The median age in Iola is 38.4 years: 34.5 years for males, and 42.1 years for females. For every 100 females there are 92.3 males.
Data after 2023 is projected based on recent change
The racial composition of Iola includes 87.63% White, 4.04% Black or African American, and smaller percentages for Native Hawaiian or Pacific Islander, Asian, Native American, other race and multiracial populations.
White (87.63%)
Two or more races (6.05%)
Black or African American (4.04%)
Native Hawaiian or Pacific Islander (1.43%)
Asian (0.41%)
Native American (0.28%)
Other race (0.15%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 4,704 | 87.63% |
| Two or more races | 325 | 6.05% |
| Black or African American | 217 | 4.04% |
| Native Hawaiian or Pacific Islander | 77 | 1.43% |
| Asian | 22 | 0.41% |
| Native American | 15 | 0.28% |
| Other race | 8 | 0.15% |
Married
Widowed
Divorced
Separated
Never Married
Iola's average per capita income is $32,988. Household income levels show a median of $50,417. The poverty rate stands at 14.54%.
Name | Median | Mean |
|---|---|---|
| Married Families | $78,304 | - |
| Families | $60,909 | $71,206 |
| Households | $50,417 | $59,461 |
| Non Families | $29,035 | $39,441 |
Average Income
Median Household Income
Poverty Rate