Demographics & People — Mellette, South Dakota
Population Overview
| Population (Census) | 144 |
|---|
| Estimated 2026 | ~400 |
|---|
| Median Age | 39.4 |
|---|
| Total Households | 67 |
|---|
| Family Households | 37 |
|---|
| Average Household Size | 2.15 |
|---|
| Diversity Index | N/A (N/A) |
|---|
Race & Ethnicity
| White | 140 |
|---|
| Black or African American | 0 |
|---|
| Asian | 0 |
|---|
| Hispanic or Latino | 0 |
|---|
Heritage & Ancestry
| Group | Count |
|---|
| German | 86 |
| Irish | 41 |
| Unclassified or not reported | 32 |
| Other groups | 19 |
| English | 16 |
| American | 15 |
| Dutch | 9 |
| French (except Basque) | 8 |
| Norwegian | 6 |
| Brazilian | 4 |
Language
| English Only | 135 |
|---|
| Spanish | 0 |
|---|
| Population 5+ | 139 |
|---|
Veterans
| Veterans | 23 |
|---|
| Population 18+ | 123 |
|---|
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Mellette, South Dakota.
