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Caldwell city, ID

ZIP 83605 — 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 83605

83605 has a population of 41,155 with a median age of 31.9 yrs (49.3% male).

Race & Ethnicity
White
59.1%-4% vs US avg
x
Black
0.5%-96% vs US avg
x
Asian
1.0%-83% vs US avg
x
Hispanic
42.4%+127% vs US avg
x
Age Groups
0–17
28.9%+31% vs US avg
x
18–64
60.3%-2% vs US avg
x
65+
10.8%-34% vs US avg
x
Education
Less than HS
19.6%+77% vs US avg
x
High school
35.2%+34% vs US avg
x
Some college
31.1%+8% vs US avg
x
Bachelor's+
14.1%-58% vs US avg
x
Marital Status
Married
48.1%-0% vs US avg
x
Never married
34.2%+1% vs US avg
x
Divorced
12.7%+24% vs US avg
x
Widowed / Separated
5.0%
x
Diversity Index
47/100

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

Social & household profile

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

Poverty Rate
14.5%+26% vs US avg
x
Foreign Born
27.7%+99% vs US avg
x
Veterans
7.8%+29% vs US avg
x
Disability
15.3%+14% vs US avg
x
Single Parent
9.8%+21% vs US avg
x
Recent Births
54.5%+839% vs US avg
x
Top ancestry
GermanEnglishIrish

Health & Community Indicators in 83605

Poverty Rate
14.5%+26% vs US avg
x
Veterans
7.8%+29% vs US avg
x
Foreign Born
27.7%+99% vs US avg
x
Single Parent
9.8%+21% vs US avg
x
Disability
15.3%+14% vs US avg
x
Uninsured
15.8%+98% vs US avg
x
SNAP Benefits
15.3%+31% vs US avg
x
Private School
0.4%-96% vs US avg
x
Recent Births
54.5%+839% vs US avg
x
Smartphone Only
0.0%
x

People & Community key statistics

Population statistics
Population
Population41,155
Median age31.9
Poverty rate14.5%
Demographics statistics
Demographics
White59.1%
Hispanic42.4%
Black0.5%
Asian1.0%
Foreign-born27.7%