Demographics & People — Delphi, Indiana
Population Overview
| Population (Census) | 2,913 |
| Estimated 2026 | ~3,000 |
| Median Age | 37.0 |
| Total Households | 1,092 |
| Family Households | 635 |
| Average Household Size | 2.58 |
| Diversity Index | 0.2018 (somewhat diverse) |
Race & Ethnicity
| White | 2,685 |
| Black or African American | 0 |
| Asian | 0 |
| Hispanic or Latino | 345 |
Heritage & Ancestry
| Group | Count |
| Unclassified or not reported | 1,308 |
| Other groups | 657 |
| Hispanic: Hispanic or Latino | 465 |
| Hispanic: Mexican | 420 |
| German | 416 |
| Irish | 337 |
| English | 328 |
| American | 140 |
| Italian | 80 |
| Scottish | 64 |
Language
| English Only | 2,442 |
| Spanish | 354 |
| Population 5+ | 2,799 |
Veterans
| Veterans | 143 |
| Population 18+ | 2,185 |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Delphi, Indiana.