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Demographics & People — Brentford, South Dakota
Population Overview
Population (Census) 84
Estimated 2026 ~100
Median Age 37.8
Total Households 43
Family Households 22
Average Household Size 1.95
Diversity Index N/A (N/A)
Race & Ethnicity
White 84
Black or African American 0
Asian 0
Hispanic or Latino 0
Heritage & Ancestry
Group Count
German 29
Unclassified or not reported 14
Swedish 11
Norwegian 11
Irish 9
Dutch 4
French (except Basque) 3
Russian 2
Polish 2
English 1
Language
English Only 77
Spanish 0
Population 5+ 77
Veterans
Veterans 5
Population 18+ 62
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013 (county fallback). Data for Brentford, South Dakota.