Rentchler, Illinois
Rentchler is a census-designated place in St. Clair County, Illinois, United States. Its population was 34 as of the 2010 census.
Demographics
| Race / Ethnicity | Pop 2010 | Pop 2020 | % 2010 | % 2020 |
| White alone | 30 | 32 | 88.24% | 71.11% |
| Black or African American alone | 0 | 0 | 0.00% | 0.00% |
| Native American or Alaska Native alone | 0 | 2 | 0.00% | 4.44% |
| Asian alone | 0 | 3 | 0.00% | 6.67% |
| Native Hawaiian or Pacific Islander alone | 0 | 0 | 0.00% | 0.00% |
| Other race alone | 0 | 2 | 0.00% | 4.44% |
| Mixed race or Multiracial | 4 | 5 | 11.76% | 11.11% |
| Hispanic or Latino | 0 | 1 | 0.00% | 2.22% |
| Total | 34 | 45 | 100.00% | 100.00% |