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CITY · 1990 CENSUS

Union

Illinois · 548 residents · 0.836 sq mi
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The short version

Union is wealthier than most US places, with a median household income of $37,667. Population has declined 5% since 2000. 8% of adults hold a bachelor's degree or higher, below the national rate of 20%. Median home value is $81,200. Poverty is rare here, at 0.6% of residents.

At a glance
Wealthier
above the US median
US median: $30,130
Mid-age
median age 34.8
US median: 33.0
Less educated
8% hold a bachelor's degree
US average: 20%
More affordable
home values down 20%, inflation adjusted
US median home: $93,722
Section 01

Population & growth

548
−5%vs 2000
vs 576 in 2000
1990 – 2025
656 / sq mi
−5%vs 2000
vs 689 / sq mi in 2000
US average: 221
34.8
−3%vs 2000
vs 35.9 in 2000
US average: 33.0
Population, 19902024
4575386196997801990201020202024Union
2024624
1990201020202024
Section 02

Income & economy

$37,667
−12%inflation adjusted, since 2000
vs $56,528 in 2000
US average: $30,130
1990 – 2024
$13,193
−38%vs 2000
vs $21,218 in 2000
US average: $14,340
0.6%
−4.6 ptsvs 2000
vs 5.2% in 2000
US average: 13.2%
Section 03

Housing

$81,200
−20%inflation adjusted, since 2000
vs $134,000 in 2000
US average: $93,722
1990 – 2024
$445
−2%inflation adjusted, since 2000
vs $600 in 2000
US average: $450
85.1%
+0.7 ptsvs 2000
vs 84.3% in 2000
14.9% rent
2.2
−9%vs 2000
vs 2.4 in 2000
1990 – 2024
RELATED:See current rent listings in Union on RentDataNow
Section 04

Race & ethnicity

2000
White, non-Hispanic95.5%(550)
Black0%(0)
Hispanic / Latino4%(23)
Asian0%(0)
Other0%
Diversity Score9.6%(55)
1990
White, non-Hispanic99.5%(545)
Black0%(0)
Hispanic / Latino1.8%(10)
Asian0%(0)
Other0.5%(3)
Diversity Score5.7%(31)
6
−41%vs 2000
vs 10 in 2000
1990 – 2024
Section 05

Education

8.2%
−5.5 ptsvs 2000
vs 13.7% in 2000
US average: 20.3%
High school or higher
70.5%
−13.6 ptsvs 2000
vs 84.1% in 2000
US average: 75.2%
3.8%
−0.5 ptsvs 2000
vs 4.3% in 2000
US average: 7.1%
Section 06

Commute & transportation

22.9 min
+25%vs 2000
vs 18.3 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.

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Frequently asked

How many people live in Union, Illinois?

Union, Illinois has about 548 residents according to the 1990 Census.

What is the median household income in Union, Illinois?

The typical household in Union, Illinois earns about $37,667 a year. Half of households make more than that, and half make less.

Is Union, Illinois expensive?

In Union, Illinois, the median home is worth about $81,200, and the typical rent is about $445 a month.

How educated are people in Union, Illinois?

About 8.2% of adults age 25 and over in Union, Illinois hold a bachelor's degree or higher.

What is the poverty rate in Union, Illinois?

About 0.6% of people in Union, Illinois live below the federal poverty line.

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

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