Demographics & People — Griffith, Indiana
Population Overview
| Population (Census) | 16,228 |
| Estimated 2026 | ~16,400 |
| Median Age | 37.5 |
| Total Households | 6,844 |
| Family Households | 4,511 |
| Average Household Size | 2.37 |
| Diversity Index | 0.5111 (moderately diverse) |
Race & Ethnicity
| White | 10,848 |
| Black or African American | 2,280 |
| Asian | 328 |
| Hispanic or Latino | 2,960 |
Heritage & Ancestry
| Group | Count |
| Other groups | 5,586 |
| Hispanic: Hispanic or Latino | 2,873 |
| Unclassified or not reported | 2,842 |
| German | 2,820 |
| Polish | 2,450 |
| Hispanic: Mexican | 2,187 |
| Irish | 2,050 |
| Italian | 750 |
| Dutch | 615 |
| English | 612 |
Language
| English Only | 13,025 |
| Spanish | 1,421 |
| Population 5+ | 15,031 |
Veterans
| Veterans | 928 |
| Population 18+ | 12,939 |
Commuting
| Mean Commute Time | 28.3 minutes |
| Work from Home | 5.5% |
| 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 Griffith, Indiana.