Demographics & People — Plymouth, Indiana
Population Overview
| Population (Census) | 10,506 |
| Estimated 2026 | ~11,000 |
| Median Age | 37.7 |
| Total Households | 4,163 |
| Family Households | 2,204 |
| Average Household Size | 2.43 |
| Diversity Index | 0.3946 (somewhat diverse) |
Race & Ethnicity
| White | 8,512 |
| Black or African American | 74 |
| Asian | 69 |
| Hispanic or Latino | 2,906 |
Heritage & Ancestry
| Group | Count |
| Unclassified or not reported | 4,156 |
| Other groups | 3,200 |
| Hispanic: Hispanic or Latino | 2,855 |
| Hispanic: Mexican | 1,933 |
| German | 1,488 |
| Hispanic: Central American | 837 |
| Hispanic: Honduran | 806 |
| Irish | 583 |
| English | 511 |
| American | 421 |
Language
| English Only | 7,529 |
| Spanish | 2,143 |
| Population 5+ | 9,814 |
Veterans
| Veterans | 589 |
| Population 18+ | 7,605 |
Commuting
| Mean Commute Time | 21.8 minutes |
| Work from Home | 2.7% |
| 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 Plymouth, Indiana.