United States › Illinois › Auburn CITY
Auburn Illinois · 4,442 residents (2025 est.) · 4.12 sq mi
Time machine
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The short version
Auburn is a city of 4,306 people in Illinois. 84% of homes are owner-occupied. The foreign-born share is 0%. The typical home is worth $149,600, having more than doubled since 2000. About 28% of adults have finished a four-year degree. 95% were living in the same home a year earlier.
At a glance
Average income
near the US median
US median: $82,259
Mid-age
median age 40.1
US median: 38.9
Less educated
28% hold a bachelor's degree
US average: 36%
Stable housing
home values roughly flat, inflation adjusted
US median home: $376,019
Section 01
Population & growth from 4,317 in 2000
4,442 in 2025 (Census Bureau estimate)
1,044 / sq mi
−1%since 2009
from 1,050 / sq mi in 2009
US average: 281
from 32.8 in 2000
US average: 38.9
Population, 1990 – 2024
4K 4K 4K 5K 5K 1990 2000 2010 2020 2024 Auburn Age distribution, 2024
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Section 02
Income & economy $81,411
+3%inflation adjusted, since 2000
from $43,250 in 2000
US average: $82,259
from $18,368 in 2000
US average: $44,673
Households earning $100K+
from 18.7% in 2009
US average: 53.3%
from 5.5% in 2000
US average: 12.5%
from 0.365 in 2010
US average: 0.476
Workforce by industry, 2024
Public administration 9.9%
Transportation & warehousing 2.7%
Arts, entertainment, food 1%
Professional, scientific, technical 1%
Education & health services 1%
Agriculture, forestry, fishing 0%
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$149,600
−1%inflation adjusted, since 2000
from $82,700 in 2000
US average: $376,019
$1,011
+16%inflation adjusted, since 2000
from $479 in 2000
US average: $1,442
from 75.3% in 2000
16.1% rent
from 7.7% in 2009
US average: 10.0%
2.52 people
Unchangedsince 2009
from 2.53 people in 2009
US average: 2.54
from 20.0% in 2009
US average: 22.9%
from 45.1% in 2009
US average: 47.4%
from 2.1 in 2009
Years of local income it takes to buy a local home, on a scale of about 0 to 15. Lower is more affordable.
Our index, 0 to 100. Higher means faster recent growth in incomes, home values, and college degrees.
Section 04
Race & ethnicity 2000
White, non-Hispanic 97.9%(4,228)
Hispanic / Latino 0.8%(33)
2024
White, non-Hispanic 91.9%(3,957)
Hispanic / Latino 5.5%(235)
from 1 in 2009
Our index, 0 to 100. Higher means a more even mix of racial and ethnic groups.
Section 04 · Origins
Detailed origins & ancestry Ancestry
+ 4 more ancestry groups with data from 19.8% in 2000
US average: 35.6%
High school or higher
from 88.0% in 2000
US average: 89.6%
from 4.1% in 2000
US average: 14.0%
Section 06
Commute & transportation from 18.6 min in 2000
US average: 26.5
from 85.6% in 2009
US average: 68.9%
from 9.1% in 2009
US average: 8.5%
from 0.0% in 2009
US average: 3.2%
from 2.6% in 2009
US average: 15.0%
from 1.7% in 2009
US average: 2.4%
from 0.0% in 2009
US average: 0.4%
from 6.0% in 2009
US average: 8.3%
Section 07
Work & employment from 8.6% in 2011
US average: 5.2%
from 73.4% in 2011
US average: 63.5%
Women 20-64 in the labor force
from 82.5% in 2020
US average: 74.6%
from 15.1% in 2009
US average: 13.1%
from 21.5% in 2009
US average: 42.5%
Section 08
People & community from 0.3% in 2009
US average: 14.1%
from 9.4% in 2009
US average: 6.2%
from 12.3% in 2012
US average: 13.3%
from 12.1% in 2013
US average: 8.4%
from 82.9% in 2017
US average: 91.0%
Computer in household
from 92.6% in 2020
US average: 95.5%
from 94.5% in 2020
US average: 87.7%
from 98.8% in 2016
US average: 77.7%
from 0.3% in 2016
US average: 13.6%
Marital status
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
Section 09
Health coverage from 12.1% in 2013
US average: 8.4%
from 65.5% in 2020
US average: 54.8%
Direct-purchase
from 19.0% in 2020
US average: 13.8%
from 16.6% in 2020
US average: 18.4%
from 10.1% in 2020
US average: 20.9%
VA health care
from 1.6% in 2020
US average: 2.2%
Any private
from 82.5% in 2020
US average: 67.1%
Any public
from 26.1% 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) 9.3%(17)
Share of the 183 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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Frequently asked
How many people live in Auburn, Illinois? Auburn, Illinois has about 4,306 residents according to the 2024 American Community Survey.
What is the median household income in Auburn, Illinois? The typical household in Auburn, Illinois earns about $81,411 a year. Half of households make more than that, and half make less.
Is Auburn, Illinois expensive? In Auburn, Illinois, the median home is worth about $149,600, and the typical rent is about $1,011 a month.
How educated are people in Auburn, Illinois? About 27.6% of adults age 25 and over in Auburn, Illinois hold a bachelor's degree or higher.
What is the poverty rate in Auburn, Illinois? About 8.1% of people in Auburn, Illinois live below the federal poverty line.
Has Auburn, Illinois grown since 1990? Yes, Auburn, Illinois has grown since 1990. The population has added about 576 residents, a change of about 15 percent over that period.
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