Demographics & People — Martinsdale Colony, Montana

Population Overview

Population (Census)	36
Estimated 2026	~200
Median Age	49.2
Total Households	0
Family Households	0
Average Household Size	N/A
Diversity Index	0.0 (relatively homogeneous)

Race & Ethnicity

White	36
Black or African American	0
Asian	0
Hispanic or Latino	0

Heritage & Ancestry

Group	Count
Canadian	22
Pennsylvania German	22

Language

English Only	22
Spanish	0
Population 5+	36

Veterans

Veterans	0
Population 18+	22

Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013 (county fallback). Data for Martinsdale Colony, Montana.