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CITY

Eureka

Illinois · 5,129 residents (2025 est.) · 2.737 sq mi
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The short version

Eureka has notably lower household income than the US average, with a median household income of $56,048. Population has held roughly steady since 2000. Median home value has risen by half since 2000, reaching $154,300. Households here earn about 33% less than the Illinois median.

At a glance
Lower income
below the US median
US median: $82,259
Older
median age 42.2
US median: 38.9
Average education
32% hold a bachelor's degree
US average: 36%
More affordable
home values down 12%, inflation adjusted
US median home: $376,019
Section 01

Population & growth

Total population
5,007
+3%since 2000
from 4,871 in 2000
1990 – 2025
Population density
1,829 / sq mi
+3%since 2000
from 1,780 / sq mi in 2000
US average: 281
Median age
42.2
+19%since 2000
from 35.6 in 2000
US average: 38.9

PEP 2025 EST:5,129 residents (Census Bureau Vintage 2025, released March 2026)

Population, 1990 – 2024
4K5K5K6K6K1990201020202024Eureka
20245K
1990201020202024
Section 02

Income & economy

Median household income
$56,048
−31%inflation adjusted, since 2000
from $44,744 in 2000
US average: $82,259
1990 – 2024
Per capita income
$37,867
+85%since 2000
from $20,460 in 2000
US average: $44,673
Households earning $100K+
39.9%
+13.7 ptssince 2009
from 26.2% in 2009
US average: 53.3%
Poverty rate
10.8%
+8.4 ptssince 2000
from 2.4% in 2000
US average: 12.5%
Income inequality (Gini)
0.439
+4%since 2010
from 0.421 in 2010
US average: 0.476
Workforce by industry, 2024
Retail trade10.6%
US avg: 9.9%
Finance & insurance10.3%
US avg: 5.9%
Professional, scientific, technical10.3%
US avg: 5.1%
Information7.7%
US avg: 10.8%
Other services7.5%
US avg: 6.7%
Public administration7%
US avg: 4.8%
Wholesale trade2.8%
US avg: 6.9%
Agriculture, forestry, fishing1.9%
US avg: 1.6%
Construction1.9%
US avg: 1.2%
Transportation & warehousing1%
US avg: 2.2%
Arts, entertainment, food0.9%
US avg: 1.9%
Manufacturing0%
US avg: 0.4%
Education & health services0%
US avg: 0.9%
BARS: THIS PLACE · TICKS: US AVERAGE
Section 03

Housing

Median home value
$154,300
−12%inflation adjusted, since 2000
from $96,400 in 2000
US average: $376,019
1990 – 2024
Median gross rent
$692
−13%inflation adjusted, since 2000
from $437 in 2000
US average: $1,442
Owner-occupied
71.6%
+0.4 ptssince 2000
from 71.2% in 2000
28.4% rent
Vacancy rate
6.5%
−3.0 ptssince 2009
from 9.5% in 2009
US average: 10.0%
Owner cost-burdened
16.1%
−2.1 ptssince 2009
from 18.2% in 2009
US average: 22.9%
Renter cost-burdened
57.1%
+31.9 ptssince 2009
from 25.3% in 2009
US average: 47.4%
Afford Score
2.8
+28%since 2000
from 2.2 in 2000
1990 – 2024
Gentrification Score
25
RELATED:See current rent listings in Eureka on RentDataNow
Section 04

Race & ethnicity

2000
White, non-Hispanic97.1%(4,731)
Black0.6%(28)
Hispanic / Latino1%(50)
Asian0.3%(16)
Other0%
Diversity Score4.8%(234)
2024
White, non-Hispanic92.1%(4,609)
Black1.8%(89)
Hispanic / Latino2.8%(138)
Asian0.2%(12)
Other3.2%(159)
Diversity Score18.8%(942)
Diversity Score
19
+292%since 2000
from 5 in 2000
1990 – 2024
Section 05

Education

Bachelor's degree or higher
32.2%
+10.6 ptssince 2000
from 21.6% in 2000
US average: 35.6%
High school or higher
96.8%
+14.4 ptssince 2000
from 82.4% in 2000
US average: 89.6%
Graduate degree
10.1%
+3.9 ptssince 2000
from 6.2% in 2000
US average: 14.0%
Section 06

Commute & transportation

Average commute
31.7 min
+152%since 2000
from 12.6 min in 2000
US average: 26.5
Drive alone to work
77.0%
−7.0 ptssince 2009
from 84.0% in 2009
US average: 68.9%
Carpooled to work
7.3%
−0.6 ptssince 2009
from 7.9% in 2009
US average: 8.5%
Public transit
0.2%
+0.2 ptssince 2009
from 0.0% in 2009
US average: 3.2%
Worked from home
12.4%
+9.3 ptssince 2009
from 3.1% in 2009
US average: 15.0%
Walked to work
3.2%
−1.2 ptssince 2009
from 4.4% in 2009
US average: 2.4%
Biked to work
0.0%
Unchangedsince 2009
from 0.0% in 2009
US average: 0.4%
No vehicle available
5.5%
+2.5 ptssince 2009
from 3.0% in 2009
US average: 8.3%
Section 07

Work & employment

Unemployment rate
7.7%
−2.5 ptssince 2011
from 10.2% in 2011
US average: 5.2%
Labor force participation
56.7%
−4.1 ptssince 2011
from 60.8% in 2011
US average: 63.5%
Self-employed
12.8%
−1.0 ptssince 2009
from 13.8% in 2009
US average: 13.1%
Management & professional
42.7%
−19.6 ptssince 2009
from 62.3% in 2009
US average: 42.5%
Section 08

People & community

Male
45.3%
−3.8 ptssince 2009
from 49.1% in 2009
Female
54.7%
+3.8 ptssince 2009
from 50.9% in 2009
Foreign born
0.5%
Unchangedsince 2009
from 0.4% in 2009
US average: 14.1%
Veterans
2.4%
−46.6 ptssince 2009
from 49.0% in 2009
US average: 6.2%
With a disability
12.3%
+1.8 ptssince 2012
from 10.5% in 2012
US average: 13.3%
Uninsured
6.2%
−89.0 ptssince 2013
from 95.2% in 2013
US average: 8.4%
Broadband at home
83.7%
+10.2 ptssince 2017
from 73.5% in 2017
US average: 91.0%
English only at home
97.6%
−0.3 ptssince 2016
from 97.9% in 2016
US average: 77.7%
Spanish at home
1.7%
−0.2 ptssince 2016
from 1.8% in 2016
US average: 13.6%
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EUREKA VS
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EUREKA VS
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EUREKA VS
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Frequently asked

How many people live in Eureka, Illinois?

Eureka, Illinois has about 5,007 residents according to the 2024 American Community Survey.

What is the median household income in Eureka, Illinois?

The typical household in Eureka, Illinois earns about $56,048 a year. Half of households make more than that, and half make less.

Is Eureka, Illinois expensive?

In Eureka, Illinois, the median home is worth about $154,300, and the typical rent is about $692 a month.

How educated are people in Eureka, Illinois?

About 32.2% of adults age 25 and over in Eureka, Illinois hold a bachelor's degree or higher.

What is the poverty rate in Eureka, Illinois?

About 10.8% of people in Eureka, Illinois live below the federal poverty line.

Has Eureka, Illinois grown since 1990?

Yes, Eureka, Illinois has grown since 1990. The population has added about 572 residents, a change of about 13 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 →