Union County, Illinois Population 2024

16,562

Union County, Illinois's estimated 2024 population is 16,562 with a growth rate of -0.63% in the past year according to the most recent United States census data. Union County, Illinois is the 62nd largest county in Illinois. The 2010 population was 17,729 and has seen a growth of -6.58% since that time.

Note: data after 2022 is projected based on recent change
Year
Population
Growth
Change
202916,037-105-0.65%
202816,142-105-0.65%
202716,247-105-0.64%
202616,352-105-0.64%
202516,457-105-0.63%
202416,562-105-0.63%
202316,667-105-0.63%
202216,772-149-0.88%
202116,921-263-1.53%
202017,1844912.94%
201916,693-160-0.95%
201816,853-129-0.76%
201716,982-138-0.81%
201617,120-165-0.95%
201517,285-119-0.68%
201417,404-137-0.78%
201317,541-68-0.39%
201217,609-81-0.46%
201117,690-39-0.22%
201017,72900%
199017,619-146-0.82%
198017,7651,69410.54%
197016,071-1,574-8.92%
196017,645-2,855-13.93%
195020,500-1,028-4.78%
194021,5281,6458.27%
193019,883-366-1.81%
192020,249-1,607-7.35%
191021,856-754-3.33%
190022,6101,0614.92%
189021,5493,44719.04%
188018,1021,5849.59%
187016,5185,33747.73%
186011,1813,56646.83%
18507,6152,09137.85%
18405,5242,28570.55%
18303,23987737.13%
18202,362-13,675-85.27%
2024 Growth Rate
-0.63% (-105)
County Website
Union County
County Seat
Jonesboro
2020 Population
17,184
Area
413 mi²
Density
40 people/mi²
Growth Since 2020
-3.62% (-622)
Founded
January 2, 1818

Population by Race

Race
Population
Percentage (of total)
White15,36490.53%
Two or more races1,2867.58%
Black or African American1350.8%
Asian750.44%
Other race630.37%
Native American270.16%
Native Hawaiian or Pacific Islander220.13%

White

Two or more races

Black or African American

Asian

Other race

Native American

Native Hawaiian or Pacific Islander

Union County, Illinois Population by Race

Union County, Illinois Population Pyramid 2024

Union County, Illinois Median Age

44.3

Total

43.3

Male

45.4

Female

Union County, Illinois Adults

There are 13,329 adults, (3,751 of whom are seniors) in Union County, Illinois.

Union County, Illinois Age Dependency

77.2

Age Dependency Ratio

39.2

Old Age Dependency Ratio

38

Child Dependency Ratio

Union County, Illinois Sex Ratio

Female8,34149.15%
Male8,63150.85%

Union County, Illinois Population by Age

Union County, Illinois Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All6,9142.3476.823.2
Married3,2913.04919
Non Family2,6491.1765.834.2
Male5833.455248
Female3912.8168.831.2

2.97

Average Family Size

2.34

Average Household Size

76.8%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Union County, Illinois Households and Families

Male

Female

Education Attained
Count
Percentage
9th to 12th Grade1,0148.3%
Associates Degree1,0498.59%
Bachelors Degree1,72114.09%
Graduate Degree8326.81%
High School Graduate4,26134.87%
Less Than 9th Grade5704.67%
Some College2,77122.68%

Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Union County, Illinois Educational Attainment by Sex (over 25)

Union County, Illinois Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

Race
Total
High School
Bachelors
White11,2749,9062,328
2+ Races649469161
Hispanic48629945
Black1249928
Asian646120
Other Race46453
Native American14100
Islander770

The highest rate of high school graduation is among islander people with a rate of 100%.

The highest rate of bachelors degrees is among asian people with a rate of 31.25%.

Union County, Illinois Educational Attainment by Race

All

Male

Female

Name
Average
Male
Female
Bachelors Degree$56,775$58,500$56,052
Graduate Degree$60,417$76,442$59,128
High School Graduate$39,389$44,088$35,077
Less Than 9th Grade$27,229$31,537$25,083
Overall$45,821$50,677$40,254
Some College$40,035$51,840$34,063

$45,821

Average Earnings

$50,677

Average Male

$40,254

Average Female

Union County, Illinois Earnings by Educational Attainment

Union County, Illinois Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Union County, Illinois Language

94.74% of Union County, Illinois residents speak only English, while 5.26% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 4.68% of the population.

Union County, Illinois Language

Union County, Illinois Poverty by Race

rate

Name
Total
In Poverty
Poverty Rate
White14,9772,79018.63%
Multiple1,27634727.19%
Hispanic86532837.92%
Black602135%
Asian751621.33%
Other5423.7%

19.35%

Overall Poverty Rate

18.45%

Male Poverty Rate

20.28%

Female Poverty Rate

Poverty in Union County, Illinois

The race most likely to be in poverty in Union County, Illinois is Hispanic, with 37.92% below the poverty level.

The race least likely to be in poverty in Union County, Illinois is Other, with 3.7% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 4.69%. Among those working part-time, it was 20%, and for those that did not work, the poverty rate was 27.59%.

Union County, Illinois Poverty

rate

Rate
Poverty
Less Than 9th Grade34.6%
High School20%
Some College14.23%
Bachelors or Greater5.68%

Union County, Illinois Poverty Rate by Education

rate

Rate
Poverty
Male Unemployed81.33%
Female Unemployed77.52%
Female Employed7.84%
Male Employed7.84%

Union County, Illinois Poverty Rate by Employment Status and Sex

Union County, Illinois Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

Name
Median
Mean
Families$83,539$93,346
Households$56,420$75,913
Married Families$89,507$-999,999,999
Non Families$30,170$44,007

mean

median

Income by Household Type

Union County, Illinois Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

49.4%

Overall Marriage Rate

49.8%

Male Marriage Rate

48.9%

Female Marriage Rate

Union County, Illinois Married by Age and Sex

male

female

Union County, Illinois Marriage

The age group where males are most likely to be married is 45-54, while the female age group most likely to be married is 45-54.

Union County, Illinois Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Union County, Illinois Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

948

Number of Veterans

922

Male Veterans

26

Female Veterans

War
Veterans
Vietnam480
First Gulf War121
Second Gulf War85
Korea74
World War II13

Union County, Illinois Veterans by War

count

Age Group
Veterans
65 to 74356
75+286
55 to 64149
35 to 54112
18 to 3445

Union County, Illinois Veterans by Age

count

Name
Veterans
% of Total
White9267.54%
2+ Races212.72%
Hispanic203.44%
Black10.81%

Union County, Illinois Veterans by Race

Union County, Illinois Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

8.3%

Veteran Poverty Rate

47.41%

Veteran Disability Rate

Union County, Illinois Veterans by Education

LaborForceParticipation

51.1%

Labor Force Participation

48.4%

Employment Rate

5.2%

Unemployment Rate

Union County, Illinois Employment by Age

LaborForceParticipation

Union County, Illinois Employment by Race

LaborForceParticipation

Union County, Illinois Employment by Education

Origin of Non-Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

70.07%

Born in Union County, Illinois

97.14%

Native Born

2.86%

Foreign Born

1.27%

Non Citizen

1.59%

Naturalized

Place of Birth

97.14% of Union County, Illinois residents were born in the United States, with 70.07% having been born in Illinois. 1.27% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Union County, Illinois Place of Birth

Sources