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COUNTY · 2000 CENSUS

Saline County

Illinois · 26,733 residents · 380 sq mi
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The short version

Saline County is a county of 26,733 people in Illinois. Households here earn about 38% less than in Illinois as a whole. Four-year degrees are less common here than nationally, at 12% of adults. The typical home is worth $46,600. The median age is 39.9, about 5 years above the US median. 77% of homes are owner-occupied.

At a glance
Lower income
below the US median
US median: $42,589
Older
median age 39.9
US median: 35.2
Less educated
12% hold a bachelor's degree
US average: 24%
Stable housing
home values roughly flat, inflation adjusted
US median home: $120,530
Section 01

Population & growth

26,733
+1%since 1990
from 26,551 in 1990
1990 – 2025
39.9
+4%since 1990
from 38.3 in 1990
US average: 35.2
Land area
380 sq mi
Population, 19902024
23K24K25K26K27K19902000201020202024Saline County
202423K
1990201020202024
Age distribution, 2000
Under 55.8%(1,541)
US avg: 6.8%
5 to 96.1%(1,628)
US avg: 7.3%
10 to 146.7%(1,792)
US avg: 7.3%
15 to 198.5%(2,283)
US avg: 7.2%
20 to 245.1%(1,372)
US avg: 6.7%
25 to 3410.9%(2,916)
US avg: 14.2%
35 to 4414.2%(3,807)
US avg: 16%
45 to 5413.1%(3,508)
US avg: 13.4%
55 to 6410.5%(2,820)
US avg: 8.6%
65 to 749.1%(2,425)
US avg: 6.5%
75 to 846.9%(1,845)
US avg: 4.4%
85 and over3%(796)
US avg: 1.5%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02

Income & economy

$28,768
+19%inflation adjusted, since 1990
from $18,349 in 1990
US average: $42,589
1990 – 2024
$15,590
+55%since 1990
from $10,066 in 1990
US average: $21,522
14.2%
−6.0 ptssince 1990
from 20.2% in 1990
US average: 12.4%
Section 03

Housing

$46,600
+6%inflation adjusted, since 1990
from $33,400 in 1990
US average: $120,530
1990 – 2024
$347
−2%inflation adjusted, since 1990
from $269 in 1990
US average: $602
76.5%
+1.4 ptssince 1990
from 75.2% in 1990
23.5% rent
Section 04

Race & ethnicity

1990
White, non-Hispanic96%(25,482)
Black3.4%(911)
Hispanic / Latino0.6%(147)
Asian0.1%(27)
2000
White, non-Hispanic93.6%(25,035)
Black4%(1,079)
Hispanic / Latino1%(258)
Asian0.2%(52)

No data for the years selected.

Section 04 · Origins

Detailed origins & ancestry

Detailed origin tables are available for 2024; showing 2024 data.

Hispanic origin
Mexican0.8%(182)
Honduran0.4%(88)
Puerto Rican0.2%(54)
Guatemalan0.2%(44)
Spaniard0.2%(35)
Asian origin
Filipino0.2%(48)
Korean0.2%(37)
Chinese0.1%(25)
Laotian0%(8)
Pacific Islander origin
Samoan0%(10)
Ancestry
Irish17.2%(3,994)
German14.8%(3,439)
English12.9%(3,006)
American7.6%(1,754)
Scottish2.9%(671)
Italian2.2%(503)
French1.6%(377)
Scotch-Irish1.5%(353)
Dutch1.3%(301)
Polish0.8%(175)
Welsh0.7%(174)
British0.5%(123)
+ 15 more ancestry groups with data
Hungarian0.5%(113)
Russian0.3%(74)
Swedish0.2%(46)
Czech0.2%(39)
Danish0.1%(25)
Lithuanian0.1%(25)
Croatian0.1%(21)
Norwegian0.1%(15)
Nigerian0.1%(13)
Belgian0%(10)
Swiss0%(4)
Iranian0%(2)
Section 05

Education

12.1%
+2.7 ptssince 1990
from 9.4% in 1990
US average: 24.4%
High school or higher
76.1%
+12.9 ptssince 1990
from 63.2% in 1990
US average: 80.3%
4.5%
+0.9 ptssince 1990
from 3.6% in 1990
US average: 8.8%
Section 06

Commute & transportation

16.3 min
−13%since 1990
from 18.7 min in 1990
US average: 17.6
Section 07

Work & employment

No data for the years selected.

Section 08

People & community

No data for the years selected.

Marital status
Men 15+
Never married24.7%(2,553)
Married61.8%(6,384)
Widowed3%(307)
Divorced10.6%(1,094)
Women 15+
Never married15.2%(1,740)
Married55.3%(6,327)
Widowed17.4%(1,990)
Divorced12.1%(1,383)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2000
Section 09

Health coverage

Showing 2024 (the nearest year with coverage data).

5.4%
−6.5 ptssince 2013
from 11.9% in 2013
US average: 8.4%
49.3%
−0.7 ptssince 2020
from 50.0% in 2020
US average: 54.8%
Direct-purchase
13.7%
−0.1 ptssince 2020
from 13.8% in 2020
US average: 13.8%
24.7%
+1.9 ptssince 2020
from 22.8% in 2020
US average: 18.4%
29.4%
−2.2 ptssince 2020
from 31.6% in 2020
US average: 20.9%
VA health care
4.0%
−0.1 ptssince 2020
from 4.1% in 2020
US average: 2.2%
Any private
61.6%
−0.7 ptssince 2020
from 62.3% in 2020
US average: 67.1%
Any public
50.5%
+0.2 ptssince 2020
from 50.3% in 2020
US average: 36.7%

Shares are "alone or in combination": a person with both Medicare and Medicaid counts in each, so categories overlap and do not sum to 100%.

Section 09 · Service history

Veterans

Veterans by period of service, 2024
Gulf War (2001 or later)22.1%(326)
US avg: 26.4%
Gulf War (1990s)27.7%(408)
US avg: 24.3%
Vietnam era36.3%(534)
US avg: 33.1%
Korean War4.2%(62)
US avg: 4.5%
World War II0.7%(10)
US avg: 1%

Share of the 1,473 veterans here. A veteran who served across eras counts in each, so shares can total more than 100%. Peacetime-only service is included in the total but not shown as an era.

BAR + DOT: THIS PLACE · TICK: US AVERAGE
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Frequently asked

How many people live in Saline County, Illinois?

Saline County, Illinois has about 26,733 residents according to the 2000 Census.

What is the median household income in Saline County, Illinois?

The typical household in Saline County, Illinois earns about $28,768 a year. Half of households make more than that, and half make less.

Is Saline County, Illinois expensive?

In Saline County, Illinois, the median home is worth about $46,600, and the typical rent is about $347 a month.

How educated are people in Saline County, Illinois?

About 12.1% of adults age 25 and over in Saline County, Illinois hold a bachelor's degree or higher.

What is the poverty rate in Saline County, Illinois?

About 14.2% of people in Saline County, Illinois live below the federal poverty line.

Has Saline County, Illinois grown since 1990?

Yes, Saline County, Illinois has grown since 1990. The population has added about 182 residents, a change of about 1 percent over that period.

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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

How we source and harmonize this data →