Demographics & People — Fish Lake, Indiana
Population Overview
| Population (Census) | 954 |
| Estimated 2026 | ~300 |
| Median Age | 64.3 |
| Total Households | 357 |
| Family Households | 295 |
| Average Household Size | 2.67 |
| Diversity Index | 0.4086 (moderately diverse) |
Race & Ethnicity
| White | 773 |
| Black or African American | 0 |
| Asian | 0 |
| Hispanic or Latino | 310 |
Heritage & Ancestry
| Group | Count |
| Other groups | 287 |
| Hispanic: Mexican | 271 |
| Hispanic: Hispanic or Latino | 271 |
| Unclassified or not reported | 136 |
| German | 110 |
| Irish | 106 |
| American | 82 |
| Polish | 62 |
| Italian | 43 |
| Swedish | 33 |
Language
| English Only | 772 |
| Spanish | 182 |
| Population 5+ | 954 |
Veterans
| Veterans | 18 |
| Population 18+ | 661 |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Fish Lake, Indiana.