Demographics & People — Tampico, Illinois
Population Overview
| Population (Census) | 607 |
| Estimated 2026 | ~500 |
| Median Age | 39.5 |
| Total Households | 225 |
| Family Households | 137 |
| Average Household Size | 2.7 |
| Diversity Index | 0.1704 (relatively homogeneous) |
Race & Ethnicity
| White | 579 |
| Black or African American | 11 |
| Asian | 0 |
| Hispanic or Latino | 48 |
Heritage & Ancestry
| Group | Count |
| Unclassified or not reported | 308 |
| German | 183 |
| English | 82 |
| Irish | 74 |
| Other groups | 64 |
| American | 56 |
| Hispanic: Mexican | 52 |
| Hispanic: Hispanic or Latino | 52 |
| Swedish | 38 |
| Polish | 21 |
Language
| English Only | 561 |
| Spanish | 21 |
| Population 5+ | 584 |
Veterans
| Veterans | 38 |
| Population 18+ | 581 |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Tampico, Illinois.