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COUNTY · 1990 CENSUS

Jersey County

Illinois · 20,539 residents · 369.555 sq mi
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The short version

Jersey County has roughly average household income, with a median household income of $27,126. Population has declined 5% since 2000. 9% of adults hold a bachelor's degree or higher, below the national rate of 20%. Median home value is $45,500.

At a glance
Lower income
below the US median
US median: $30,130
Mid-age
median age 33.2
US median: 33.0
Less educated
9% hold a bachelor's degree
US average: 20%
More affordable
home values down 27%, inflation adjusted
US median home: $93,722
Section 01

Population & growth

Total population
20,539
−5%vs 2000
vs 21,668 in 2000
1990 – 2025
Median age
33.2
−11%vs 2000
vs 37.3 in 2000
US average: 33.0
Population, 1990 – 2024
20K21K22K22K23K1990201020202024Jersey County
202421K
1990201020202024
Age distribution, 1990
Under 56.9%(1,418)
US avg: 7.3%
5 to 97.8%(1,604)
US avg: 7.3%
10 to 147.6%(1,558)
US avg: 6.9%
15 to 198%(1,636)
US avg: 7.1%
20 to 247.2%(1,476)
US avg: 7.5%
25 to 3415.4%(3,168)
US avg: 17.5%
35 to 4413.8%(2,837)
US avg: 15.1%
45 to 5410.4%(2,129)
US avg: 10.2%
55 to 649.2%(1,880)
US avg: 8.5%
65 to 747.9%(1,614)
US avg: 7.3%
75 to 844.1%(845)
US avg: 4%
85 and over1.8%(374)
US avg: 1.2%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02

Income & economy

Median household income
$27,126
−15%inflation adjusted, since 2000
vs $42,065 in 2000
US average: $30,130
1990 – 2024
Per capita income
$11,132
−43%vs 2000
vs $19,581 in 2000
US average: $14,340
Poverty rate
9.7%
+2.6 ptsvs 2000
vs 7.1% in 2000
US average: 13.2%
Section 03

Housing

Median home value
$45,500
−27%inflation adjusted, since 2000
vs $82,600 in 2000
US average: $93,722
1990 – 2024
Median gross rent
$318
−1%inflation adjusted, since 2000
vs $424 in 2000
US average: $450
Owner-occupied
76.1%
−1.6 ptsvs 2000
vs 77.7% in 2000
23.9% rent
RELATED:See current rent listings in Jersey County on RentDataNow
Section 04

Race & ethnicity

2000
White, non-Hispanic97.6%(21,148)
Black0.5%(113)
Hispanic / Latino0.7%(162)
Asian0.2%(54)
Other0%
1990
White, non-Hispanic99.2%(20,380)
Black0.4%(83)
Hispanic / Latino0.5%(106)
Asian0.1%(13)
Other0.3%(63)

No data for the years selected.

Section 04 · Origins

Detailed origins & ancestry

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

Hispanic origin
Mexican1.2%(260)
Puerto Rican0.1%(20)
Salvadoran0.1%(11)
Colombian0%(10)
Asian origin
Chinese0.2%(51)
Japanese0.2%(40)
Korean0.1%(20)
Hmong0%(1)
Pacific Islander origin
Samoan0.1%(14)
Tongan0%(1)
Ancestry
German31.6%(6,717)
Irish13.2%(2,813)
English11.7%(2,493)
American11.2%(2,393)
Italian3.1%(650)
Scottish2.7%(566)
Polish1.3%(271)
French0.8%(180)
Czech0.8%(170)
Scotch-Irish0.6%(126)
Dutch0.5%(114)
Russian0.5%(107)
+ 18 more ancestry groups with data
Swedish0.5%(98)
Austrian0.3%(60)
Welsh0.2%(36)
Hungarian0.1%(31)
Ukrainian0.1%(31)
Slovene0.1%(26)
Croatian0.1%(24)
Norwegian0.1%(22)
Danish0.1%(20)
Portuguese0.1%(19)
British0.1%(15)
Greek0%(4)
Kenyan0%(4)
Arab0%(2)
Swiss0%(2)
RANKED:Largest German population · Largest Irish population · Largest English population · Largest American population · Largest Italian population
Section 05

Education

Bachelor's degree or higher
9.3%
−3.3 ptsvs 2000
vs 12.6% in 2000
US average: 20.3%
High school or higher
71.9%
−10.6 ptsvs 2000
vs 82.5% in 2000
US average: 75.2%
Graduate degree
3.1%
−1.3 ptsvs 2000
vs 4.4% in 2000
US average: 7.1%
Section 06

Commute & transportation

Average commute
26.1 min
+15%vs 2000
vs 22.7 min in 2000
US average: 21.9
Section 07

Work & employment

No data for the years selected.

Section 08

People & community

No data for the years selected.

Marital status (2024)
Men 15+
Never married35.1%(3,061)
Married49.9%(4,350)
Widowed3.9%(339)
Divorced11.1%(968)
Women 15+
Never married30.2%(2,781)
Married47.3%(4,354)
Widowed11.4%(1,045)
Divorced11.1%(1,022)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
Drill deeper

Places similar to Jersey County

Banks County
Pop 21,273
Morgan County
Pop 22,095
Chaffee County
Pop 20,831
Douglas County
Pop 19,880
Places similar to Jersey County
Head to head

Compare Jersey County to nearby counties

JERSEY COUNTY VS
Calhoun County
Income$93,203+244%
Home value$190,900+320%
Population4,300−80%
SEE FULL COMPARISON →
JERSEY COUNTY VS
Greene County
Income$62,192+129%
Home value$95,200+109%
Population11,313−47%
SEE FULL COMPARISON →
JERSEY COUNTY VS
Macoupin County
Income$70,805+161%
Home value$138,200+204%
Population43,748+107%
SEE FULL COMPARISON →
JERSEY COUNTY VS
St. Charles County
Income$104,692+286%
Home value$320,800+605%
Population426,499+1916%
SEE FULL COMPARISON →
Frequently asked

How many people live in Jersey County, Illinois?

Jersey County, Illinois has about 20,539 residents according to the 1990 Census.

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

The typical household in Jersey County, Illinois earns about $27,126 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 $45,500, and the typical rent is about $318 a month.

How educated are people in Jersey County, Illinois?

About 9.3% 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 9.7% of people in Jersey County, Illinois live below the federal poverty line.

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Explore from here

6 census tracts
Census Tract 104.01Census Tract 101Census Tract 103Census Tract 102Census Tract 104.02Census Tract 105
8 ZIP codes
ZIP 62052ZIP 62012ZIP 62037ZIP 62028ZIP 62022ZIP 62063ZIP 62031ZIP 62030
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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

How we source and harmonize this data →