St. Clair
Township in Illinois
Contents: Population
The population development of St. Clair 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 | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| St. Clair | Township | 26,807 | 31,440 | 35,702 | 35,760 | 35,560 | |||||||||||||
St. Clair 35,560 Population [2024] – Estimate 52.73 km² Area 674.4/km² Population Density [2024] -0.13% Annual Population Change [2020 → 2024] | |||||||||||||||||||
| 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 | 16,828 |
| Females | 18,930 |
| Age Groups (C 2020) | |
|---|---|
| 0-17 years | 7,646 |
| 18-64 years | 21,379 |
| 65+ years | 6,733 |
| Age Distribution (C 2020) | |
|---|---|
| 80+ years | 1,571 |
| 70-79 years | 2,887 |
| 60-69 years | 4,930 |
| 50-59 years | 5,058 |
| 40-49 years | 4,138 |
| 30-39 years | 4,482 |
| 20-29 years | 4,152 |
| 10-19 years | 4,631 |
| 0-9 years | 3,909 |
| Urbanization (C 2020) | |
|---|---|
| Rural | 194 |
| Urban | 35,564 |
| »Race« (C 2020) | |
|---|---|
| White | 21,241 |
| Black/African American | 10,577 |
| Indigenous | 107 |
| Asian | 800 |
| Pacific Islander | 33 |
| Some other | 474 |
| 2 or more | 2,526 |
| Ethnicity (C 2020) | |
|---|---|
| Hispanic or Latino | 1,368 |
| Other | 34,390 |
