O'Fallon
Township in Illinois
Contents: Population
The population development of O'Fallon as well as related information and services (Wikipedia, Google, images).
| Name | Status | Population Census 1990-04-01 | Population Census 2000-04-01 | Population Census 2010-04-01 | Population Census 2020-04-01 | Population Estimate 2024-07-01 | |
|---|---|---|---|---|---|---|---|
| O'Fallon | Township | 16,599 | 21,853 | 26,065 | 26,961 | 26,666 | |
| Illinois | State | 11,430,602 | 12,419,293 | 12,830,632 | 12,821,814 | 12,710,158 |
Source: U.S. Census Bureau.
Explanation: Latest available rebased population figures are used. In case of significant changes, they were recalculated by using census block data.
Further information about the population structure:
| Gender (C 2020) | |
|---|---|
| Males | 12,721 |
| Females | 13,570 |
| Age Groups (C 2020) | |
|---|---|
| 0-17 years | 6,442 |
| 18-64 years | 15,584 |
| 65+ years | 4,265 |
| Age Distribution (C 2020) | |
|---|---|
| 80+ years | 935 |
| 70-79 years | 1,876 |
| 60-69 years | 3,218 |
| 50-59 years | 3,638 |
| 40-49 years | 3,361 |
| 30-39 years | 3,399 |
| 20-29 years | 2,802 |
| 10-19 years | 3,791 |
| 0-9 years | 3,271 |
| Urbanization (C 2020) | |
|---|---|
| Rural | 1,819 |
| Urban | 24,472 |
| »Race« (C 2020) | |
|---|---|
| White | 19,308 |
| Black/African American | 3,816 |
| Indigenous | 54 |
| Asian | 659 |
| Pacific Islander | 17 |
| Some other | 302 |
| 2 or more | 2,135 |
| Ethnicity (C 2020) | |
|---|---|
| Hispanic or Latino | 1,123 |
| Other | 25,168 |