Demographics & People — Jefferson, Wisconsin
Population Overview
| Population (Census) | 7,722 |
| Estimated 2026 | ~7,800 |
| Median Age | 42.0 |
| Total Households | 3,303 |
| Family Households | 1,784 |
| Average Household Size | 2.24 |
| Diversity Index | 0.2754 (somewhat diverse) |
Race & Ethnicity
| White | 6,352 |
| Black or African American | 136 |
| Asian | 10 |
| Hispanic or Latino | 1,071 |
Heritage & Ancestry
| Group | Count |
| German | 3,586 |
| Unclassified or not reported | 1,662 |
| Other groups | 1,168 |
| Hispanic: Hispanic or Latino | 1,110 |
| Hispanic: Mexican | 932 |
| Irish | 730 |
| English | 533 |
| Norwegian | 405 |
| Italian | 386 |
| American | 383 |
Language
| English Only | 6,810 |
| Spanish | 584 |
| Population 5+ | 7,437 |
Veterans
| Veterans | 345 |
| Population 18+ | 6,309 |
Commuting
| Mean Commute Time | 25.1 minutes |
| Work from Home | 4.9% |
| 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 Jefferson, Wisconsin.