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Rexburg city, ID

ZIP 83440 — People & Community

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

Working ClassLarge CommunityLow Snow Area

Demographics, education attainment, health access, and community lifestyle

Population & Demographics in 83440

83440 has a population of 50,669 with a median age of 21.3 yrs (44.8% male).

Race & Ethnicity
White
88.2%+43% vs US avg
x
Black
0.8%-93% vs US avg
x
Asian
1.5%-75% vs US avg
x
Hispanic
10.1%-46% vs US avg
x
Age Groups
0–17
19.9%-10% vs US avg
x
18–64
75.5%+22% vs US avg
x
65+
4.7%-71% vs US avg
x
Education
Less than HS
3.1%-72% vs US avg
x
High school
14.9%-43% vs US avg
x
Some college
42.3%+46% vs US avg
x
Bachelor's+
39.7%+18% vs US avg
x
Marital Status
Married
41.5%-14% vs US avg
x
Never married
54.9%+62% vs US avg
x
Divorced
2.2%-79% vs US avg
x
Widowed / Separated
1.4%
x
Diversity Index
21/100

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

Social & household profile

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

Poverty Rate
27.8%+142% vs US avg
x
Foreign Born
58.4%+320% vs US avg
x
Veterans
1.6%-74% vs US avg
x
Disability
6.8%-49% vs US avg
x
Single Parent
2.9%-64% vs US avg
x
Recent Births
35.3%+509% vs US avg
x
Top ancestry
EnglishGermanAmerican

Health & Community Indicators in 83440

Poverty Rate
27.8%+142% vs US avg
x
Veterans
1.6%-74% vs US avg
x
Foreign Born
58.4%+320% vs US avg
x
Single Parent
2.9%-64% vs US avg
x
Disability
6.8%-49% vs US avg
x
Uninsured
5.5%-31% vs US avg
x
SNAP Benefits
10.5%-10% vs US avg
x
Private School
0.1%-99% vs US avg
x
Recent Births
35.3%+509% vs US avg
x
Smartphone Only
0.0%
x

People & Community key statistics

Population statistics
Population
Population50,669
Median age21.3
Poverty rate27.8%
Demographics statistics
Demographics
White88.2%
Hispanic10.1%
Black0.8%
Asian1.5%
Foreign-born58.4%