Demographics & People — Monroe, South Dakota
Population Overview
| Population (Census) | 239 |
| Estimated 2026 | ~200 |
| Median Age | 33.8 |
| Total Households | 127 |
| Family Households | 61 |
| Average Household Size | 1.88 |
| Diversity Index | N/A (N/A) |
Race & Ethnicity
| White | 204 |
| Black or African American | 0 |
| Asian | 0 |
| Hispanic or Latino | 21 |
Heritage & Ancestry
| Group | Count |
| German | 90 |
| Unclassified or not reported | 64 |
| Other groups | 31 |
| Irish | 25 |
| American | 21 |
| Hispanic: Hispanic or Latino | 18 |
| Dutch | 13 |
| Hispanic: Mexican | 12 |
| Norwegian | 9 |
| English | 8 |
Language
| English Only | 224 |
| Spanish | 7 |
| Population 5+ | 231 |
Veterans
| Veterans | 20 |
| Population 18+ | 174 |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Monroe, South Dakota.