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Idaho Falls city, ID

ZIP 83401 — 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 83401

83401 has a population of 47,170 with a median age of 31.4 yrs (52.3% male).

Race & Ethnicity
White
83.5%+36% vs US avg
x
Black
1.1%-91% vs US avg
x
Asian
0.4%-93% vs US avg
x
Hispanic
14.5%-22% vs US avg
x
Age Groups
0–17
31.4%+43% vs US avg
x
18–64
56.6%-8% vs US avg
x
65+
12.0%-26% vs US avg
x
Education
Less than HS
9.6%-14% vs US avg
x
High school
26.1%-0% vs US avg
x
Some college
34.6%+20% vs US avg
x
Bachelor's+
29.7%-12% vs US avg
x
Marital Status
Married
53.6%+11% vs US avg
x
Never married
28.4%-16% vs US avg
x
Divorced
14.7%+43% vs US avg
x
Widowed / Separated
3.3%
x
Diversity Index
28/100

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

Social & household profile

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

Poverty Rate
10.0%-13% vs US avg
x
Foreign Born
19.0%+37% vs US avg
x
Veterans
7.2%+19% vs US avg
x
Disability
12.4%-8% vs US avg
x
Single Parent
8.7%+8% vs US avg
x
Recent Births
91.8%+1482% vs US avg
x
Top ancestry
EnglishGermanAmerican

Health & Community Indicators in 83401

Poverty Rate
10.0%-13% vs US avg
x
Veterans
7.2%+19% vs US avg
x
Foreign Born
19.0%+37% vs US avg
x
Single Parent
8.7%+8% vs US avg
x
Disability
12.4%-8% vs US avg
x
Uninsured
9.0%+13% vs US avg
x
SNAP Benefits
9.6%-18% vs US avg
x
Private School
0.3%-97% vs US avg
x
Recent Births
91.8%+1482% vs US avg
x
Smartphone Only
0.0%
x

People & Community key statistics

Population statistics
Population
Population47,170
Median age31.4
Poverty rate10.0%
Demographics statistics
Demographics
White83.5%
Hispanic14.5%
Black1.1%
Asian0.4%
Foreign-born19.0%