Saline County's estimated 2026 population is 22,714 with a growth rate of -0.25% in the past year according to the most recent United States census data. Saline County is the 52nd largest county in Illinois. The 2010 population was 24,900 and has seen a growth of -8.78% since that time.
Data after 2023 is projected based on recent change
Overall: 43.8 years
Female: 45.7 years
Male: 42.2 years
There are 18,414 adults, (4,996 of whom are seniors) in Saline County.
Female: 11,709 (50.4%)
Male: 11,504 (49.6%)
The racial composition of Saline County includes 91.72% White, 3.1% Black or African American, and smaller percentages for Asian, other race, Native American and multiracial populations.
Race | Population | Percentage (of total) |
|---|---|---|
| White | 21,292 | 91.72% |
| Two or more races | 925 | 3.98% |
| Black or African American | 719 | 3.1% |
| Asian | 127 | 0.55% |
| Other race | 126 | 0.54% |
| Native American | 24 | 0.1% |
Saline County's average per capita income is $42,534. Household income levels show a median of $53,117. The poverty rate stands at 18.94%.
Name | Median | Mean |
|---|---|---|
| Married Families | $85,625 | - |
| Families | $71,084 | $101,965 |
| Households | $53,117 | $83,124 |
| Non Families | $29,778 | $51,749 |
Average Income
Median Household Income
Poverty Rate