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Jefferson City CDP, MT

ZIP 59638 — People & Community

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

Middle ClassLow Snow Area

Demographics, education attainment, health access, and community lifestyle

Population & Demographics in 59638

59638 has a population of 511 with a median age of 52.7 yrs (50.1% male).

Race & Ethnicity
White
96.7%+57% vs US avg
x
Black
0.0%
x
Asian
0.0%
x
Hispanic
5.1%-73% vs US avg
x
Age Groups
0–17
27.0%+23% vs US avg
x
18–64
43.4%-30% vs US avg
x
65+
29.6%+81% vs US avg
x
Education
Less than HS
17.4%+57% vs US avg
x
High school
34.2%+31% vs US avg
x
Some college
17.1%-41% vs US avg
x
Bachelor's+
31.3%-7% vs US avg
x
Marital Status
Married
80.7%+68% vs US avg
x
Never married
3.8%-89% vs US avg
x
Divorced
9.7%-6% vs US avg
x
Widowed / Separated
5.9%
x
Diversity Index
6/100

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

Social & household profile

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

Poverty Rate
4.3%-63% vs US avg
x
Foreign Born
0.0%
x
Veterans
4.6%-24% vs US avg
x
Disability
40.1%+199% vs US avg
x
Single Parent
0.0%
x
Recent Births
78.4%+1252% vs US avg
x
Top ancestry
EnglishScottishDanish

Health & Community Indicators in 59638

Poverty Rate
4.3%-63% vs US avg
x
Veterans
4.6%-24% vs US avg
x
Foreign Born
0.0%
x
Single Parent
0.0%
x
Disability
40.1%+199% vs US avg
x
Uninsured
0.0%
x
SNAP Benefits
10.4%-11% vs US avg
x
Private School
1.2%-88% vs US avg
x
Recent Births
78.4%+1252% vs US avg
x
Smartphone Only
0.0%
x

People & Community key statistics

Population statistics
Population
Population511
Median age52.7
Poverty rate4.3%
Demographics statistics
Demographics
White96.7%
Hispanic5.1%
Black0.0%
Asian0.0%
Foreign-born0.0%