State
County
Land Area (mi²)
2.3 sq mi
Density (mi²)
1,145.70/sq mi
2020 Growth Rate
-0.63%
Growth Since 2010
-7.52%
Rank in State
Rank in Country
World Population Review
Knoxville, Illinois Population 2021
2,692
Knoxville is a city located in Knox County Illinois. With a 2020 population of 2,692, it is the 434th largest city in Illinois and the 6590th largest city in the United States . Knoxville is currently declining at a rate of -0.63% annually and its population has decreased by -7.52% since the most recent census, which recorded a population of 2,911 in 2010. Knoxville reached it's highest population of 3,432 in 1980. Spanning over 2 miles, Knoxville has a population density of 1,146 people per square mile.
The average household income in Knoxville is $73,756 with a poverty rate of 11.22%. The median rental costs in recent years comes to $649 per month, and the median house value is $106,100. The median age in Knoxville is 40.1 years, 38.6 years for males, and 42.4 years for females.
Knoxville Demographics
According to the most recent ACS, the racial composition of Knoxville was:
- White: 97.46%
- Two or more races: 2.01%
- Asian: 0.36%
- Black or African American: 0.16%
- Native American: 0.00%
- Native Hawaiian or Pacific Islander: 0.00%
- Other race: 0.00%
The current population of Knoxville, Illinois is 2,692 based on our projections of the latest US Census estimates. The US Census estimates the 2018 population at 2,743.The last official US Census in 2010 recorded the population at 2,911.
Knoxville, Illinois Population 2021
| Race | Population | Percentage |
|---|---|---|
| White | 2,954 | 97.46% |
| Two or More Races | 61 | 2.01% |
| Asian | 11 | 0.36% |
| Black or African American | 5 | 0.16% |
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Knoxville Population by Race
Knoxville Population Pyramid $2021
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Knoxville Population by Age
Knoxville Households and Families
| Type | Count | Average Size | Owned |
|---|---|---|---|
| All | 1,093 | 2.61 | 78.2 |
| Married | 593 | 3.09 | 90.2 |
| Non Family | 346 | 1.28 | 69.9 |
| Female | 129 | 3.97 | 44.2 |
| Male | 25 | 2.88 | 84 |
3.16
Average Family Size
2.61
Average Household Size
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Knoxville Households by Type
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| Education Attained | Count | Percentage |
|---|---|---|
| Less Than 9th Grade | 17 | 0.83% |
| 9th to 12th Grade | 93 | 4.54% |
| High School Graduate | 704 | 34.39% |
| Some College | 532 | 25.99% |
| Associates Degree | 241 | 11.77% |
| Bachelors Degree | 334 | 16.32% |
| Graduate Degree | 126 | 6.16% |
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Knoxville Educational Attainment by Sex (over 25)
Knoxville Educational Attainment by Race
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| Race | Total | High School | Bachelors |
|---|---|---|---|
| White | 2,007 | 1,899 | 447 |
| Hispanic | 19 | 19 | 4 |
| 2+ Races | 13 | 11 | 6 |
| Black | 5 | 5 | |
| Asian | 3 | 3 | 3 |
The highest rate of high school graduation is among black people with a rate of 100.00%.
The highest rate of bachelors degrees is among asian people with a rate of 100.00%.
Knoxville Educational Attainment by Race
Knoxville Earnings by Educational Attainment
Knoxville Language by Age
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Knoxville Language
96.88% of Knoxville residents speak only English, while 3.12% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 1.54% of the population.
Knoxville Language
11.22%
Overall Poverty Rate
7.65%
Male Poverty Rate
14.28%
Female Poverty Rate
Poverty in Knoxville
The race most likely to be in poverty in Knoxville is White, with 11.85% below the poverty level.
The race least likely to be in poverty in Knoxville is White, with 11.85% below the poverty level.
The poverty rate among those that worked full-time for the past 12 months was 0.00%. Among those working part-time, it was 14.81%, and for those that did not work, the poverty rate was 23.55%.
Knoxville Poverty
Knoxville Poverty Rate by Education
Knoxville Marital Status
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Marriage Rates
52.7%
Overall Marriage Rate
58.5%
Male Marriage Rate
48.2%
Female Marriage Rate
Knoxville Married by Age and Sex
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Knoxville Marriage
The age group where males are most likely to be married is 35-44, while the female age group most likely to be married is 45-54.
Knoxville Marital Status by Race
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Knoxville Marital Status
Knoxville Veterans by War
Knoxville Veterans by Age
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| Name | Veterans | % of Total |
|---|---|---|
| White | 218 | 10.06% |
| Hispanic | 4 | 21.05% |
Knoxville Veterans by Race
Knoxville Veterans by Education
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4.31%
Veteran Poverty Rate
24.88%
Veteran Disability Rate
Knoxville Veterans by Education
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59.3%
Labor Force Participation
57.4%
Employment Rate
2.7%
Unemployment Rate
Knoxville Employment by Age
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Knoxville Employment by Race
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Knoxville 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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99.31%
Native Born
0.69%
Foreign Born
0.40%
Non Citizen
0.30%
Naturalized
Place of Birth
99.31% of Knoxville residents were born in the United States, with 85.02% having been born in Illinois. 0.40% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Europe.
Knoxville Place of Birth
| Year | Population | Growth | Annual Growth Rate |
|---|---|---|---|
| 2021 | 2,692 | -17 | -0.63% |
| 2020 | 2,709 | -17 | -0.62% |
| 2019 | 2,726 | -17 | -0.62% |
| 2018 | 2,743 | -37 | -1.33% |
| 2017 | 2,780 | -21 | -0.75% |
| 2016 | 2,801 | -24 | -0.85% |
| 2015 | 2,825 | -33 | -1.15% |
| 2014 | 2,858 | -11 | -0.38% |
| 2013 | 2,869 | -10 | -0.35% |
| 2012 | 2,879 | -22 | -0.76% |
| 2011 | 2,901 | -5 | -0.17% |
| 2010 | 2,906 | -277 | -0.91% |
| 2000 | 3,183 | -60 | -0.19% |
| 1990 | 3,243 | -189 | -0.56% |
| 1980 | 3,432 | 502 | 1.59% |
| 1970 | 2,930 | 370 | 1.36% |
| 1960 | 2,560 | 0.00% |