Saline County, Illinois

Saline County, Illinois, had an estimated population of 22,772 in 2025 across 984 km². The figures below come from the US Census Bureau's population estimates and the American Community Survey, each shown with its own vintage and its rank among Illinois's counties and nationally.

Population: 22,772; 2025 estimate
Area: 984 km²
Density: 23; per km²
Median income: $53,117; household, ACS 2024
Median age: 43.8; years, ACS 2024

How Illinois's counties spread

Amenities & Infrastructure

Indicator	Value	In Illinois	In the US
Households with Broadband2024	76.5%	98 / 102	2,952 / 3,144
Median Gross Rent2024	$726	86 / 102	2,606 / 3,137
Median Home Value2024	$94,300	98 / 102	2,993 / 3,139
Owner-Occupied Homes2024	72.5%	77 / 102	1,893 / 3,144
Vacant Homes2024	13.2%	25 / 102	1,688 / 3,144

Demography

Indicator	Value	In Illinois	In the US
Aged 65 and Over2024	21.5%	36 / 102	1,094 / 3,144
American Indian & Alaska Native2024	0.1%	18 / 102	1,566 / 3,144
Asian, non-Hispanic2024	0.5%	57 / 102	1,745 / 3,144
Average Household Size2024people	2.3	79 / 102	2,566 / 3,144
Black, non-Hispanic2024	3.1%	46 / 102	1,358 / 3,144
Foreign-Born2024	0.9%	81 / 102	2,727 / 3,144
Hispanic or Latino2024	2.2%	66 / 102	2,549 / 3,144
Median Age2024years	43.8	31 / 102	923 / 3,144
Sex Ratio2024per 1,000 males	1,018	30 / 102	1,096 / 3,144
Speak a Language Other Than English2024	2.0%	86 / 102	2,737 / 3,144
Under 182024	20.7%	68 / 102	2,023 / 3,144
Veterans2024	8.0%	34 / 102	1,059 / 3,144
White, non-Hispanic2024	91.3%	39 / 102	621 / 3,144

Economy

Indicator	Value	In Illinois	In the US
Below Poverty Line2024	18.9%	7 / 102	583 / 3,144
Households on SNAP2024	26.2%	2 / 102	122 / 3,144
Income Inequality2024index	0.525	1 / 102	81 / 3,144
Median Household Income2024	$53,117	98 / 102	2,589 / 3,143
Per Capita Income2024	$36,683	48 / 102	1,309 / 3,144
Unemployment Rate2024	7.7%	5 / 102	255 / 3,144

Education

Indicator	Value	In Illinois	In the US
Bachelor's Degree or Higher2024	19.6%	64 / 102	1,996 / 3,144
High School or Higher2024	89.7%	76 / 102	1,686 / 3,144

Health Coverage

Indicator	Value	In Illinois	In the US
No Health Insurance2024	5.4%	36 / 102	2,370 / 3,144
With a Disability2024	23.9%	5 / 102	183 / 3,144

Population & Density

Indicator	Value	In Illinois	In the US
Population2025	22,772	52 / 102	1,694 / 3,144
Population Density2025/km²	23	39 / 102	1,297 / 3,144

Work & Commute

Indicator	Value	In Illinois	In the US
Commute by Public Transit2024	0.3%	45 / 102	1,112 / 3,144
Households with No Vehicle2024	9.6%	8 / 102	295 / 3,144
Mean Commute Time2024minutes	23.1	62 / 102	1,801 / 3,143
Work from Home2024	4.2%	98 / 102	2,818 / 3,144

Other counties of Illinois

Compare Saline County against every other county on a map, add layers and run a scatter — open the atlas. Sources and vintages for every figure on this page are listed under datasets, or browse all 3,144 counties.