Demographics & People — Holy Cross, Iowa
Population Overview
| Population (Census) | 264 |
| Estimated 2026 | ~300 |
| Median Age | 50.0 |
| Total Households | 136 |
| Family Households | 71 |
| Average Household Size | 1.94 |
| Diversity Index | 0.1266 (relatively homogeneous) |
Race & Ethnicity
| White | 247 |
| Black or African American | 0 |
| Asian | 0 |
| Hispanic or Latino | 18 |
Heritage & Ancestry
| Group | Count |
| German | 151 |
| Unclassified or not reported | 76 |
| Irish | 35 |
| American | 24 |
| Other groups | 21 |
| Hispanic: Hispanic or Latino | 14 |
| Norwegian | 10 |
| Czech | 8 |
| Hispanic: Mexican | 8 |
| Hispanic: Venezuelan | 6 |
Language
| English Only | 241 |
| Spanish | 7 |
| Population 5+ | 248 |
Veterans
| Veterans | 12 |
| Population 18+ | 229 |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Holy Cross, Iowa.