Demographics & People — Altamont, South Dakota

Population Overview

Population (Census)	34
Estimated 2026	~100
Median Age	37.3
Total Households	17
Family Households	7
Average Household Size	2.0
Diversity Index	N/A (N/A)

Race & Ethnicity

White	28
Black or African American	0
Asian	0
Hispanic or Latino	3

Heritage & Ancestry

Group	Count
German	19
Unclassified or not reported	10
Norwegian	9
Irish	5
English	1
Other groups	1

Language

English Only	34
Spanish	0
Population 5+	34

Veterans

Veterans	0
Population 18+	24

Commuting

Mean Commute Time	15.0 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 (county fallback). Data for Altamont, South Dakota.