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St. Regis CDP, MT

ZIP 59866 — People & Community

Source: U.S. Census Bureau ACS 2019–2023 5-Year Estimates. Page data updated 2026-08-02.

Middle ClassLow Snow AreaRemote Work Hub

Demographics, education attainment, health access, and community lifestyle

Population & Demographics in 59866

59866 has a population of 1,152 with a median age of 39.1 yrs (51.9% male).

Race & Ethnicity
White
90.4%+47% vs US avg
x
Black
1.4%-89% vs US avg
x
Asian
0.0%
x
Hispanic
5.2%-72% vs US avg
x
Other / Two+
3.0%
x
Age Groups
0–17
24.1%+9% vs US avg
x
18–64
47.9%-22% vs US avg
x
65+
28.0%+72% vs US avg
x
Education
Less than HS
10.3%-7% vs US avg
x
High school
20.6%-21% vs US avg
x
Some college
29.9%+3% vs US avg
x
Bachelor's+
39.2%+16% vs US avg
x
Marital Status
Married
47.7%-1% vs US avg
x
Never married
29.1%-14% vs US avg
x
Divorced
13.0%+26% vs US avg
x
Widowed / Separated
10.3%
x
Diversity Index
18/100

Higher = more diverse (Simpson index from race/ethnicity)

Social & household profile

Poverty, nativity, veterans, disability, family structure, and births (ACS).

Poverty Rate
16.7%+45% vs US avg
x
Foreign Born
100.0%+619% vs US avg
x
Veterans
10.4%+73% vs US avg
x
Disability
12.8%-5% vs US avg
x
Single Parent
13.4%+66% vs US avg
x
Recent Births
0.0%
x
Top ancestry
GermanIrishEnglish

Health & Community Indicators in 59866

Poverty Rate
16.7%+45% vs US avg
x
Veterans
10.4%+73% vs US avg
x
Foreign Born
100.0%+619% vs US avg
x
Single Parent
13.4%+66% vs US avg
x
Disability
12.8%-5% vs US avg
x
Uninsured
25.9%+223% vs US avg
x
SNAP Benefits
15.0%+28% vs US avg
x
Private School
1.7%-83% vs US avg
x
Recent Births
0.0%
x
Smartphone Only
0.0%
x

People & Community key statistics

Population statistics
Population
Population1,152
Median age39.1
Poverty rate16.7%
Demographics statistics
Demographics
White90.4%
Hispanic5.2%
Black1.4%
Asian0.0%
Foreign-born100.0%