O'Fallon, Illinois Population 2022
O'Fallon is a city located in Illinois. O'Fallon has a 2020 population of 33,091. O'Fallon is currently growing at a rate of 1.23% annually and its population has increased by 2.48% since the most recent census, which recorded a population of 32,289 in 2010.
The average household income in O'Fallon is $105,152 with a poverty rate of 3.98%. The median rental costs in recent years comes to $1,134 per month, and the median house value is $214,600. The median age in O'Fallon is 36.7 years, 35.5 years for males, and 38 years for females.
O'Fallon Demographics
According to the most recent ACS, the racial composition of O'Fallonwas:
- White: 79.11%
- Black or African American: 10.16%
- Two or more races: 5.12%
- Asian: 3.77%
- Other race: 1.77%
- Native American: 0.07%
- Native Hawaiian or Pacific Islander: 0.00%
Population by Race
| Race | Population | Percentage |
|---|---|---|
| White | 23,327 | 79.11% |
| Black or African American | 2,995 | 10.16% |
| American Indian and Alaska Native | 21 | 0.07% |
| Asian | 1,113 | 3.77% |
| Some Other Race | 522 | 1.77% |
| Two or More Races | 1,509 | 5.12% |
O'Fallon Population Pyramid 2022
| Type | Count | Average Size | Owned |
|---|---|---|---|
| All | 11,493 | 2.57 | 71.8 |
| Married | 6,795 | 3.03 | 88.5 |
| Male | 491 | 3.22 | 70.5 |
| Female | 1,311 | 3.2 | 48.8 |
| Non Family | 2,896 | 1.08 | 43.4 |
3
Average Family Size
2.57
Average Household Size
| Education Attained | Count | Percentage |
|---|---|---|
| Less Than 9th Grade | 273 | 1.36% |
| 9th to 12th Grade | 306 | 1.53% |
| High School Graduate | 3,158 | 15.78% |
| Some College | 4,015 | 20.06% |
| Associates Degree | 2,319 | 11.58% |
| Bachelors Degree | 5,671 | 28.33% |
| Graduate Degree | 4,277 | 21.36% |
O'Fallon Educational Attainment by Race
| Race | Total | High School | Bachelors |
|---|---|---|---|
| Asian | 765 | 635 | 457 |
| White | 15,820 | 15,493 | 8,242 |
| 2+ Races | 592 | 577 | 262 |
| Black | 2,034 | 1,976 | 747 |
| Hispanic | 821 | 762 | 273 |
| Other Race | 313 | 313 | 78 |
| Native American | 21 | 21 | 1 |
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 59.74%.
$53,930
Average Earnings
$70,014
Average Male
$44,214
Average Female
O'Fallon Language by Age
O'Fallon Language
92.21% of O'Fallon residents speak only English, while 7.79% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 2.96% of the population.
O'Fallon Poverty by Race
| Name | Total | In Poverty | Poverty Rate |
|---|---|---|---|
| Black | 2,979 | 250 | 8.39% |
| Multiple | 1,469 | 69 | 4.70% |
| White | 22,416 | 831 | 3.71% |
| Asian | 1,113 | 17 | 1.53% |
| Other | NaN% | ||
| Hispanic | 1,411 | 28 | 1.98% |
3.98%
Overall Poverty Rate
3.82%
Male Poverty Rate
4.11%
Female Poverty Rate
Poverty in O'Fallon
The race most likely to be in poverty in O'Fallon is Black, with 8.39% below the poverty level.
The race least likely to be in poverty in O'Fallon is Hispanic, with 1.98% below the poverty level.
The poverty rate among those that worked full-time for the past 12 months was 1.36%. Among those working part-time, it was 8.62%, and for those that did not work, the poverty rate was 4.27%.
O'Fallon Marital Status
Marriage Rates
61.6%
Overall Marriage Rate
64.4%
Male Marriage Rate
59.0%
Female Marriage Rate
O'Fallon Married by Age and Sex
O'Fallon Marriage
The age group where males are most likely to be married is 55-64, while the female age group most likely to be married is 55-64.
O'Fallon Marital Status by Race
| Name | Veterans | % of Total |
|---|---|---|
| White | 3,448 | 20.33% |
| Black | 446 | 19.90% |
| Native American | 10 | 47.62% |
| Asian | 18 | 2.28% |
| 2+ Races | 215 | 29.70% |
| Hispanic | 36 | 4.07% |
O'Fallon Veterans by Education
1.16%
Veteran Poverty Rate
15.49%
Veteran Disability Rate
68.5%
Labor Force Participation
62.9%
Employment Rate
3.5%
Unemployment Rate
Origin of Non-Citizens
Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.
Origin of Naturalized Citizens
47.79%
Born in O'Fallon
95.39%
Native Born
4.61%
Foreign Born
1.65%
Non Citizen
2.96%
Naturalized
Place of Birth
95.39% of O'Fallon residents were born in the United States, with 47.79% having been born in Illinois. 1.65% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.
| Year | Population | Growth | Annual Growth Rate |
|---|---|---|---|
| 1950 | 3,022 | 0.00% | |
| 1960 | 4,018 | 996 | 2.89% |
| 1970 | 7,268 | 3,250 | 6.11% |
| 1980 | 12,173 | 4,905 | 5.29% |
| 1990 | 16,073 | 3,900 | 2.82% |
| 2000 | 21,910 | 5,837 | 3.15% |
| 2010 | 28,281 | 6,371 | 2.59% |
| 2011 | 28,682 | 401 | 1.42% |
| 2012 | 29,083 | 401 | 1.40% |
| 2013 | 29,484 | 401 | 1.38% |
| 2014 | 29,885 | 401 | 1.36% |
| 2015 | 30,286 | 401 | 1.34% |
| 2016 | 30,687 | 401 | 1.32% |
| 2017 | 31,088 | 401 | 1.31% |
| 2018 | 31,489 | 401 | 1.29% |
| 2019 | 31,890 | 401 | 1.27% |
| 2020 | 32,289 | 399 | 1.25% |
| 2021 | 32,690 | 401 | 1.24% |
| 2022 | 33,091 | 401 | 1.23% |