Iuka is located in Marion County, Illinois. Iuka has a 2025 population of 983. Iuka is currently declining at a rate of -0.61% annually and its population has decreased by -3.72% since the most recent census, which recorded a population of 1,021 in 2020.
The average household income in Iuka is $67,663 with a poverty rate of 10.18%. The median age in Iuka is 37.5 years: 35.7 years for males, and 38.4 years for females.
Data after 2023 is projected based on recent change
The racial composition of Iuka includes 95.8% White, and smaller percentages for Two or more races, Asian, other race and multiracial populations.
White (95.8%)
Two or more races (1.9%)
Asian (1.4%)
Other race (0.9%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 867 | 95.8% |
| Two or more races | 17 | 1.88% |
| Asian | 13 | 1.44% |
| Other race | 8 | 0.88% |
Married
Widowed
Divorced
Separated
Never Married
Iuka's average per capita income is $45,144. Household income levels show a median of $54,375. The poverty rate stands at 10.18%.
Name | Median | Mean |
|---|---|---|
| Married Families | $74,063 | - |
| Families | $68,056 | $80,833 |
| Households | $54,375 | $67,663 |
| Non Families | $32,679 | $41,385 |
Average Income
Median Household Income
Poverty Rate