Demographics & People — Monterey, Indiana
Population Overview
| Population (Census) | 270 |
| Estimated 2026 | ~0 |
| Median Age | 53.3 |
| Total Households | 140 |
| Family Households | 52 |
| Average Household Size | 1.93 |
| Diversity Index | 0.2056 (somewhat diverse) |
Race & Ethnicity
| White | 243 |
| Black or African American | 0 |
| Asian | 0 |
| Hispanic or Latino | 32 |
Heritage & Ancestry
| Group | Count |
| Unclassified or not reported | 140 |
| German | 84 |
| Other groups | 63 |
| Irish | 62 |
| Hispanic: Hispanic or Latino | 59 |
| Hispanic: Mexican | 46 |
| English | 19 |
| American | 15 |
| Polish | 13 |
| Hispanic: Puerto Rican | 13 |
Language
| English Only | 225 |
| Spanish | 4 |
| Population 5+ | 229 |
Veterans
| Veterans | 15 |
| Population 18+ | 243 |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Monterey, Indiana.