Demographics & People — Sherman, Illinois
Population Overview
| Population (Census) | 4,211 |
| Estimated 2026 | ~4,800 |
| Median Age | 45.6 |
| Total Households | 1,507 |
| Family Households | 1,279 |
| Average Household Size | 2.7 |
| Diversity Index | 0.1399 (relatively homogeneous) |
Race & Ethnicity
| White | 3,891 |
| Black or African American | 288 |
| Asian | 0 |
| Hispanic or Latino | 28 |
Heritage & Ancestry
| Group | Count |
| Unclassified or not reported | 939 |
| English | 887 |
| German | 869 |
| Other groups | 674 |
| Irish | 483 |
| Italian | 473 |
| American | 306 |
| European | 183 |
| French (except Basque) | 178 |
| Dutch | 152 |
Language
| English Only | 4,075 |
| Spanish | 13 |
| Population 5+ | 4,088 |
Veterans
| Veterans | 213 |
| Population 18+ | 3,241 |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Sherman, Illinois.