Hardin County's estimated 2026 population is 3,452 with a growth rate of -1.4% in the past year according to the most recent United States census data. Hardin County is the 102nd largest county in Illinois. The 2010 population was 4,316 and has seen a growth of -20.02% since that time.
Data after 2023 is projected based on recent change
The racial composition of Hardin County includes 96.27% White, and smaller percentages for Two or more races, Black or African American, other race and multiracial populations.
White (96.27%)
Two or more races (1.85%)
Black or African American (1.19%)
Other race (0.69%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 3,488 | 96.27% |
| Two or more races | 67 | 1.85% |
| Black or African American | 43 | 1.19% |
| Other race | 25 | 0.69% |
Married
Widowed
Divorced
Separated
Never Married
Hardin County's average per capita income is $36,611. Household income levels show a median of $57,155. The poverty rate stands at 10.53%.
Name | Median | Mean |
|---|---|---|
| Married Families | $69,110 | - |
| Families | $68,008 | $79,834 |
| Households | $57,155 | $64,711 |
| Non Families | $23,750 | $35,860 |
Average Income
Median Household Income
Poverty Rate