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World Population Review
Warren County, Illinois Population 2021
Warren County, Illinois's estimated population is 16,548 with a growth rate of -0.89% in the past year according to the most recent United States census data. Warren County, Illinois is the 63rd largest county in Illinois. The 2010 Population was 17,713 and has seen a growth of -6.58% since this time.
Note: 2020 and 2021 data is projected
| Year | Population | Growth | Growth Rate |
|---|---|---|---|
| 2021 | 16,548 | -148 | -0.89% |
| 2020 | 16,696 | -148 | -0.88% |
| 2019 | 16,844 | -148 | -0.87% |
| 2018 | 16,992 | -152 | -0.89% |
| 2017 | 17,144 | -150 | -0.87% |
| 2016 | 17,294 | -161 | -0.92% |
| 2015 | 17,455 | -257 | -1.45% |
| 2014 | 17,712 | 50 | 0.28% |
| 2013 | 17,662 | -87 | -0.49% |
| 2012 | 17,749 | -87 | -0.49% |
| 2011 | 17,836 | 123 | 0.69% |
| 2010 | 17,713 | -1,468 | -7.65% |
| 1990 | 19,181 | -2,762 | -12.59% |
| 1980 | 21,943 | 348 | 1.61% |
| 1970 | 21,595 | 8 | 0.04% |
| 1960 | 21,587 | -394 | -1.79% |
| 1950 | 21,981 | 695 | 3.27% |
| 1940 | 21,286 | -459 | -2.11% |
| 1930 | 21,745 | 257 | 1.20% |
| 1920 | 21,488 | -1,825 | -7.83% |
| 1910 | 23,313 | 150 | 0.65% |
| 1900 | 23,163 | 1,882 | 8.84% |
| 1890 | 21,281 | -1,652 | -7.20% |
| 1880 | 22,933 | -241 | -1.04% |
| 1870 | 23,174 | 4,838 | 26.39% |
| 1860 | 18,336 | 10,160 | 124.27% |
| 1850 | 8,176 | 1,437 | 21.32% |
| 1840 | 6,739 | 6,431 | 2087.99% |
| 1830 | 308 | 0.00% |
2021 Growth Rate
-0.89%
County Website
State
Founded
1825
County Seat
Lat./Long.
2010 Population
17,713
Growth Since 2010
-6.58%
Warren County, Illinois Population Growth
| Race | Population | Percentage |
|---|---|---|
| White | 15,107 | 88.11% |
| Some Other Race | 874 | 5.10% |
| Black or African American | 501 | 2.92% |
| Asian | 429 | 2.50% |
| Two or More Races | 197 | 1.15% |
| American Indian and Alaska Native | 38 | 0.22% |
Warren County, Illinois Population by Race
Warren County, Illinois Population Pyramid $2021
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Warren County, Illinois Population by Age
Warren County, Illinois Households and Families
| Type | Count | Average Size | Owned |
|---|---|---|---|
| All | 6,862 | 2.33 | 74.3 |
| Married | 3,270 | 2.93 | 85.3 |
| Non Family | 2,304 | 1.13 | 64.2 |
| Female | 897 | 3.08 | 61 |
| Male | 391 | 2.64 | 72.6 |
2.87
Average Family Size
2.33
Average Household Size
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Warren County, Illinois Households by Type
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| Education Attained | Count | Percentage |
|---|---|---|
| Less Than 9th Grade | 515 | 4.60% |
| 9th to 12th Grade | 981 | 8.75% |
| High School Graduate | 3,582 | 31.96% |
| Some College | 2,579 | 23.01% |
| Associates Degree | 994 | 8.87% |
| Bachelors Degree | 1,751 | 15.62% |
| Graduate Degree | 805 | 7.18% |
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Warren County, Illinois Educational Attainment by Sex (over 25)
Warren County, Illinois Educational Attainment by Race
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| Race | Total | High School | Bachelors |
|---|---|---|---|
| White | 9,781 | 8,872 | 2,291 |
| Hispanic | 789 | 375 | 111 |
| Other Race | 453 | 213 | 26 |
| Asian | 288 | 167 | 107 |
| Black | 210 | 170 | 37 |
| 2+ Races | 48 | 36 | 10 |
| Native American | 12 | 12 |
The highest rate of high school graduation is among native american people with a rate of 100.00%.
The highest rate of bachelors degrees is among asian people with a rate of 37.15%.
Warren County, Illinois Educational Attainment by Race
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$36,146
Average Earnings
$43,556
Average Male
$28,807
Average Female
Warren County, Illinois Earnings by Educational Attainment
Warren County, Illinois Language by Age
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Warren County, Illinois Language
89.96% of Warren County, Illinois residents speak only English, while 10.04% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 6.03% of the population.
Warren County, Illinois Language
Warren County, Illinois Poverty by Race
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| Name | Total | In Poverty | Poverty Rate |
|---|---|---|---|
| White | 13,500 | 1,716 | 12.71% |
| Hispanic | 1,506 | 246 | 16.33% |
| Other | 856 | 156 | 18.22% |
| Multiple | 194 | 47 | 24.23% |
| Black | 322 | 40 | 12.42% |
| Asian | 383 | 17 | 4.44% |
12.90%
Overall Poverty Rate
10.59%
Male Poverty Rate
15.00%
Female Poverty Rate
Poverty in Warren County, Illinois
The race most likely to be in poverty in Warren County, Illinois is Multiple, with 24.23% below the poverty level.
The race least likely to be in poverty in Warren County, Illinois is Asian, with 4.44% below the poverty level.
The poverty rate among those that worked full-time for the past 12 months was 2.61%. Among those working part-time, it was 18.33%, and for those that did not work, the poverty rate was 18.24%.
Warren County, Illinois Poverty
Warren County, Illinois Poverty Rate by Education
Warren County, Illinois Marital Status
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Marriage Rates
49.6%
Overall Marriage Rate
52.5%
Male Marriage Rate
46.9%
Female Marriage Rate
Warren County, Illinois Married by Age and Sex
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Warren County, Illinois Marriage
The age group where males are most likely to be married is Over 65, while the female age group most likely to be married is 35-44.
Warren County, Illinois Marital Status by Race
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Warren County, Illinois Marital Status
Warren County, Illinois Veterans by War
Warren County, Illinois Veterans by Age
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| Name | Veterans | % of Total |
|---|---|---|
| White | 951 | 7.86% |
| Hispanic | 27 | 2.68% |
| 2+ Races | 9 | 16.67% |
| Black | 6 | 1.57% |
Warren County, Illinois Veterans by Race
Warren County, Illinois Veterans by Education
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4.06%
Veteran Poverty Rate
32.47%
Veteran Disability Rate
Warren County, Illinois Veterans by Education
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62.2%
Labor Force Participation
57.4%
Employment Rate
7.7%
Unemployment Rate
Warren County, Illinois Employment by Age
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Warren County, Illinois Employment by Race
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Warren County, Illinois Employment by Education
Origin of Non-Citizens
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Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.
Origin of Naturalized Citizens
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94.11%
Native Born
5.89%
Foreign Born
3.88%
Non Citizen
2.01%
Naturalized
Place of Birth
94.11% of Warren County, Illinois residents were born in the United States, with 73.52% having been born in Illinois. 3.88% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.
Warren County, Illinois Place of Birth
- US Census City/Town Population estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
- Population of States and Counties of the United States: 1790 - 1990