Demographics & People — Heritage Lake, Indiana
Population Overview
| Population (Census) | 2,913 |
| Estimated 2026 | ~4,100 |
| Median Age | 33.9 |
| Total Households | 1,373 |
| Family Households | 1,043 |
| Average Household Size | 2.12 |
| Diversity Index | 0.0 (relatively homogeneous) |
Race & Ethnicity
| White | 2,889 |
| Black or African American | 0 |
| Asian | 0 |
| Hispanic or Latino | 0 |
Heritage & Ancestry
| Group | Count |
| Unclassified or not reported | 1,097 |
| German | 511 |
| European | 416 |
| English | 236 |
| American | 209 |
| Irish | 197 |
| Other groups | 148 |
| Scotch-Irish | 83 |
| Italian | 66 |
| Welsh | 50 |
Language
| English Only | 2,673 |
| Spanish | 0 |
| Population 5+ | 2,674 |
Veterans
| Veterans | 205 |
| Population 18+ | 2,239 |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Heritage Lake, Indiana.