Demographics & People — Brant Lake, South Dakota
Population Overview
| Population (Census) | 68 |
|---|
| Estimated 2026 | ~100 |
|---|
| Median Age | 66.2 |
|---|
| Total Households | 27 |
|---|
| Family Households | 26 |
|---|
| Average Household Size | 2.52 |
|---|
| Diversity Index | N/A (N/A) |
|---|
Race & Ethnicity
| White | 66 |
|---|
| Black or African American | 0 |
|---|
| Asian | 0 |
|---|
| Hispanic or Latino | 0 |
|---|
Heritage & Ancestry
| Group | Count |
|---|
| German | 45 |
| Irish | 24 |
| American | 12 |
| Scandinavian | 11 |
| Norwegian | 10 |
| Russian | 5 |
| Unclassified or not reported | 3 |
| Swedish | 2 |
| Scotch-Irish | 2 |
| English | 1 |
Language
| English Only | 68 |
|---|
| Spanish | 0 |
|---|
| Population 5+ | 68 |
|---|
Veterans
| Veterans | 2 |
|---|
| Population 18+ | 75 |
|---|
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Brant Lake, South Dakota.
