Demographics & People — Pecatonica, Illinois
Population Overview
| Population (Census) | 2,178 |
| Estimated 2026 | ~1,700 |
| Median Age | 48.1 |
| Total Households | 924 |
| Family Households | 560 |
| Average Household Size | 2.36 |
| Diversity Index | 0.0983 (relatively homogeneous) |
Race & Ethnicity
| White | 1,966 |
| Black or African American | 16 |
| Asian | 17 |
| Hispanic or Latino | 73 |
Heritage & Ancestry
| Group | Count |
| German | 768 |
| Unclassified or not reported | 484 |
| Irish | 402 |
| Swedish | 216 |
| American | 194 |
| Other groups | 170 |
| English | 162 |
| French (except Basque) | 72 |
| Italian | 70 |
| Hispanic: Hispanic or Latino | 69 |
Language
| English Only | 1,905 |
| Spanish | 50 |
| Population 5+ | 2,021 |
Veterans
| Veterans | 132 |
| Population 18+ | 1,695 |
Commuting
| Mean Commute Time | 30.1 minutes |
| Work from Home | 9.7% |
| 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 Pecatonica, Illinois.