Demographics & People — De Kalb, Missouri
Population Overview
| Population (Census) | 532 |
| Estimated 2026 | ~500 |
| Median Age | 28.1 |
| Total Households | 166 |
| Family Households | 151 |
| Average Household Size | 3.2 |
| Diversity Index | 0.0 (relatively homogeneous) |
Race & Ethnicity
| White | 530 |
| Black or African American | 0 |
| Asian | 0 |
| Hispanic or Latino | 0 |
Heritage & Ancestry
| Group | Count |
| American | 162 |
| Irish | 140 |
| Unclassified or not reported | 106 |
| German | 102 |
| Other groups | 69 |
| English | 25 |
| Italian | 13 |
| Polish | 13 |
| Scottish | 10 |
| Scotch-Irish | 8 |
Language
| English Only | 459 |
| Spanish | 0 |
| Population 5+ | 461 |
Veterans
| Veterans | 10 |
| Population 18+ | 321 |
Commuting
| Mean Commute Time | 28.1 minutes |
| Work from Home | 0.0% |
| 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 De Kalb, Missouri.