Oquawka is located in Henderson County, Illinois. Oquawka has a 2025 population of 1,572 . It is also the county seat of Henderson County . Oquawka is currently declining at a rate of -0.88% annually and its population has decreased by -5.19% since the most recent census, which recorded a population of 1,658 in 2020.
The average household income in Oquawka is $60,627 with a poverty rate of 17.76%. The median age in Oquawka is 55.3 years: 51.6 years for males, and 56.5 years for females. For every 100 females there are 97.2 males.
Data after 2023 is projected based on recent change
The racial composition of Oquawka includes 95.14% White, and smaller percentages for Black or African American, other race and multiracial populations.
White (95.14%)
Two or more races (3.85%)
Black or African American (0.89%)
Other race (0.12%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 1,606 | 95.14% |
| Two or more races | 65 | 3.85% |
| Black or African American | 15 | 0.89% |
| Other race | 2 | 0.12% |
Married
Widowed
Divorced
Separated
Never Married
Oquawka's average per capita income is $32,863. Household income levels show a median of $52,335. The poverty rate stands at 17.76%.
Name | Median | Mean |
|---|---|---|
| Married Families | $70,104 | - |
| Families | $63,942 | $67,689 |
| Households | $52,335 | $60,627 |
| Non Families | $29,271 | $44,579 |
Average Income
Median Household Income
Poverty Rate