United States › Illinois › Jersey County COUNTY · 2000 CENSUS
Jersey County Illinois · 21,668 residents · 370 sq mi
Time machine
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The short version
Jersey County is a county of 21,668 people in Illinois. About 13% of adults have finished a four-year degree. Owners hold 78% of the housing stock. The typical home is worth $82,600, having more than doubled since 1990. Median rent is $424 a month. The poverty rate is 7.1%, under the national 12.4%.
At a glance
Average income
near the US median
US median: $42,589
Older
median age 37.3
US median: 35.2
Less educated
13% hold a bachelor's degree
US average: 24%
Less affordable
home values up 38%, inflation adjusted
US median home: $120,530
Section 01
Population & growth from 33.2 in 1990
US average: 35.2
Population, 1990 – 2024
20K 21K 22K 22K 23K 1990 2000 2010 2020 2024 Jersey County Age distribution, 2000
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02
Income & economy $42,065
+18%inflation adjusted, since 1990
from $27,126 in 1990
US average: $42,589
from $11,132 in 1990
US average: $21,522
from 9.7% in 1990
US average: 12.4%
$82,600
+38%inflation adjusted, since 1990
from $45,500 in 1990
US average: $120,530
$424
+1%inflation adjusted, since 1990
from $318 in 1990
US average: $602
from 76.1% in 1990
22.3% rent
Section 04
Race & ethnicity 1990
White, non-Hispanic 99.2%(20,380)
Hispanic / Latino 0.5%(106)
2000
White, non-Hispanic 97.6%(21,148)
Hispanic / Latino 0.7%(162)
No data for the years selected.
Section 04 · Origins
Detailed origins & ancestry Detailed origin tables are available for 2024; showing 2024 data.
Ancestry
+ 18 more ancestry groups with data from 9.3% in 1990
US average: 24.4%
High school or higher
from 71.9% in 1990
US average: 80.3%
from 3.1% in 1990
US average: 8.8%
Section 06
Commute & transportation from 26.1 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 married 25.3%(2,118)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2000
Section 09
Health coverage Showing 2024 (the nearest year with coverage data).
from 9.7% in 2013
US average: 8.4%
from 64.6% in 2020
US average: 54.8%
Direct-purchase
from 12.6% in 2020
US average: 13.8%
from 20.8% in 2020
US average: 18.4%
from 14.1% in 2020
US average: 20.9%
VA health care
from 2.0% in 2020
US average: 2.2%
Any private
from 75.4% in 2020
US average: 67.1%
Any public
from 33.7% 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) 16.5%(245)
Gulf War (1990s) 25.1%(372)
Share of the 1,485 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.
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Drill deeper
Places similar to Jersey County Head to head
Compare Jersey County to nearby counties JERSEY COUNTY VS
Calhoun County
Income $93,203 +122%
Home value $190,900 +131%
Population 4,300 −80%
SEE FULL COMPARISON →
JERSEY COUNTY VS
Greene County
Income $62,192 +48%
Home value $95,200 +15%
Population 11,313 −47%
SEE FULL COMPARISON →
JERSEY COUNTY VS
Macoupin County
Income $70,805 +68%
Home value $138,200 +67%
Population 43,748 +107%
SEE FULL COMPARISON →
JERSEY COUNTY VS
St. Charles County
Income $104,692 +149%
Home value $320,800 +288%
Population 426,499 +1916%
SEE FULL COMPARISON →
Frequently asked
How many people live in Jersey County, Illinois? Jersey County, Illinois has about 21,668 residents according to the 2000 Census.
What is the median household income in Jersey County, Illinois? The typical household in Jersey County, Illinois earns about $42,065 a year. Half of households make more than that, and half make less.
Is Jersey County, Illinois expensive? In Jersey County, Illinois, the median home is worth about $82,600, and the typical rent is about $424 a month.
How educated are people in Jersey County, Illinois? About 12.6% of adults age 25 and over in Jersey County, Illinois hold a bachelor's degree or higher.
What is the poverty rate in Jersey County, Illinois? About 7.1% of people in Jersey County, Illinois live below the federal poverty line.
Has Jersey County, Illinois grown since 1990? Yes, Jersey County, Illinois has grown since 1990. The population has added about 1,129 residents, a change of about 5 percent over that period.
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