Demographics & People — St. Charles, Iowa
Population Overview
| Population (Census) | 891 |
| Estimated 2026 | ~1,000 |
| Median Age | 36.2 |
| Total Households | 320 |
| Family Households | 191 |
| Average Household Size | 2.78 |
| Diversity Index | 0.0951 (relatively homogeneous) |
Race & Ethnicity
| White | 835 |
| Black or African American | 0 |
| Asian | 0 |
| Hispanic or Latino | 44 |
Heritage & Ancestry
| Group | Count |
| Unclassified or not reported | 321 |
| German | 280 |
| Irish | 127 |
| English | 77 |
| Other groups | 75 |
| American | 68 |
| Hispanic: Hispanic or Latino | 63 |
| European | 32 |
| Hispanic: Central American | 32 |
| Hispanic: Salvadoran | 32 |
Language
| English Only | 775 |
| Spanish | 44 |
| Population 5+ | 819 |
Veterans
| Veterans | 62 |
| Population 18+ | 692 |
Commuting
| Mean Commute Time | 36.4 minutes |
| Work from Home | 12.0% |
| Commuter Profile | N/A |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for St. Charles, Iowa.