Cassia County, ID ZIP Codes
Idaho (ID) · 6 ZIP codes · 6 cities
6
ZIP codes
25,164
population (2021)
+9.6%
pop change since 2010
16031
FIPS code
Cassia County ZIP code map
About Cassia County
Cassia County is located in Idaho and contains 6 ZIP codes across 6 cities and communities.
The county's population was 25,164 as of 2021,
an increase of
9.6% from 22,952 in 2010.
The timezone is Pacific Time (observes DST).
The Federal Information Processing System (FIPS) code for Cassia County is 16031.
| Population | |
|---|---|
| 2021 population | 25,164 |
| 2010 population | 22,952 |
| Change | +9.6% |
| County details | |
|---|---|
| State | Idaho |
| FIPS code | 16031 |
| Timezone | Pacific |
| Daylight saving | Yes |
Cities in Cassia County
ZIP codes for Cassia County, ID (6)
| ZIP code | City | County | Map |
|---|---|---|---|
| 83311 | Albion | Cassia | View map |
| 83312 | Almo | Cassia | View map |
| 83318 | Burley | Cassia | View map |
| 83323 | Declo | Cassia | View map |
| 83342 | Malta | Cassia | View map |
| 83346 | Oakley | Cassia | View map |
Demographics & statistics
24,397
Population
32.9
Median age
$63,286
Median household income
$29,130
Per capita income
$246,760
Median home value
$831
Median monthly rent
77.1%
Home ownership
9.2%
Poverty rate
2.9%
Unemployment
6,311
Housing units
16.8%
Bachelor's or higher
Age distribution
Male
Female
974
Under 5
899
1,113
5–9
1,027
1,112
10–14
1,027
1,061
15–19
980
862
20–24
796
1,513
25–34
1,397
1,570
35–44
1,450
1,314
45–54
1,212
592
55–59
547
775
60–64
716
1,064
65–74
982
553
75–84
511
182
85+
168
← Male
Female →
Age summary
| Group | Count | % |
|---|---|---|
| Under 18 | 7,489 | 31.1% |
| 18 and over | 16,908 | 68.9% |
| 65 and over | 3,460 | 15.9% |
| Median age | 32.9 years | |
Race & ethnicity
White
66.3%
Hispanic or Latino
15%
Two or more races
8.8%
Other race
8.6%
American Indian / Alaska Native
0.8%
Asian
0.3%
Black or African American
0.1%
| Group | Count | % |
|---|---|---|
| White | 19,048 | 66.3% |
| Hispanic or Latino | 4,321 | 15% |
| Two or more races | 2,531 | 8.8% |
| Other race | 2,460 | 8.6% |
| American Indian / Alaska Native | 226 | 0.8% |
| Asian | 90 | 0.3% |
| Black or African American | 30 | 0.1% |
Household income
Under $10k
2.0%
$10k–$15k
2.6%
$15k–$25k
7.6%
$25k–$35k
8.6%
$35k–$50k
15.2%
$50k–$75k
22.7%
$75k–$100k
14.5%
$100k–$150k
16.5%
$150k–$200k
5.6%
$200k+
4.7%
| Range | % of households |
|---|---|
| Under $10k | 2.0% |
| $10k–$15k | 2.6% |
| $15k–$25k | 7.6% |
| $25k–$35k | 8.6% |
| $35k–$50k | 15.2% |
| $50k–$75k | 22.7% |
| $75k–$100k | 14.5% |
| $100k–$150k | 16.5% |
| $150k–$200k | 5.6% |
| $200k+ | 4.7% |
| Median income | $63,286 |
Housing
Home values
Under $50k
5.0%
$50k–$100k
7.0%
$100k–$150k
13.5%
$150k–$200k
10.4%
$200k–$300k
28.2%
$300k–$500k
26.5%
$500k–$1M
7.4%
$1M+
2.0%
Housing overview
| Metric | Value |
|---|---|
| Median home value | $246,760 |
| Median rent / month | $831 |
| Owner occupied | 77.1% |
| Renter occupied | 22.9% |
| Vacant | 14.7% |
| Single-family detached | 84.1% |
| Large apartment buildings | 0.4% |
| Mobile homes | 10.1% |
| Median rooms | 6.0 |
| Avg household size (owned) | 2.96 |
Year built
| Era | % |
|---|---|
| 2020 or later | 0.4% |
| 2010–2019 | 7.7% |
| 2000–2009 | 9.4% |
| 1990–1999 | 13.8% |
| 1980–1989 | 12.5% |
| 1970–1979 | 14.1% |
| 1960–1969 | 6.0% |
| 1950–1959 | 6.9% |
| 1940–1949 | 3.5% |
| 1939 or earlier | 25.6% |
Bedrooms
| Size | % of units |
|---|---|
| No bedroom (studio) | 0.3% |
| 1 bedroom | 4.1% |
| 2 bedrooms | 22.3% |
| 3 bedrooms | 37.2% |
| 4 bedrooms | 26.4% |
| 5+ bedrooms | 9.7% |
Vehicles per household
| Vehicles | % of households |
|---|---|
| No vehicle | 1.6% |
| 1 vehicle | 17.1% |
| 2 vehicles | 39.4% |
| 3 or more | 42.0% |
Heating fuel
| Fuel type | % |
|---|---|
| Utility gas | 9.9% |
| Electricity | 65.6% |
| Propane / LP gas | 6.7% |
| Fuel oil | 5.1% |
| Wood | 11.2% |
| No fuel used | 0.3% |
Households & families
| Household type | Count | % |
|---|---|---|
| Married-couple family | 4,845 | 69.5% |
| Cohabiting couple | 614 | 6.0% |
| Male householder, no spouse | 1,078 | 9.2% |
| Female householder, no spouse | 1,504 | 15.3% |
| Households with children under 18 | 3,171 | 36.6% |
| Households with seniors (65+) | 2,326 | 29.9% |
| Average household size | 3.01 | |
Marital status
| Status | Male | Female |
|---|---|---|
| Never married | 26.4% | 20.8% |
| Married | 66.3% | 63.6% |
| Separated | 0.2% | 0.3% |
| Widowed | 0.7% | 5.5% |
| Divorced | 6.5% | 9.8% |
Education
Less than 9th grade
5.0%
Some HS, no diploma
6.3%
HS graduate
32.0%
Some college, no degree
29.4%
Associate's degree
10.5%
Bachelor's degree
11.5%
Graduate / professional
5.3%
| Metric | % |
|---|---|
| HS diploma or higher | 88.6% |
| Bachelor's or higher | 16.8% |
School enrollment (ages 3–17)
| Type | Count | % |
|---|---|---|
| Nursery / preschool | 493 | 6.8% |
| Kindergarten | 325 | 6.8% |
| Elementary school | 3,390 | 51.4% |
| High school | 1,757 | 24.1% |
| College / grad school | 804 | 11.0% |
Employment
Industry of employment
Agriculture & mining
20.9%
Education & healthcare
15.2%
Arts, food & hospitality
10.2%
Manufacturing
9.5%
Professional & management
8.5%
Retail trade
7.5%
Transportation & utilities
6.0%
Other services
5.7%
Construction
4.8%
Public administration
4.4%
Wholesale trade
3.0%
Finance & real estate
2.8%
Information
1.5%
Occupation
| Category | % |
|---|---|
| Management, business & arts | 32.2% |
| Service | 10.8% |
| Sales & office | 16.1% |
| Natural resources & construction | 22.7% |
| Production & transportation | 18.2% |
Employment type
| Type | % |
|---|---|
| Private sector | 73.1% |
| Government | 16.1% |
| Self-employed | 10.6% |
| Unpaid family workers | 0.1% |
Commute
| Method | % |
|---|---|
| Drive alone | 76.4% |
| Carpool | 6.1% |
| Public transit | 1.6% |
| Walk | 3.0% |
| Other means | 1.7% |
| Avg commute (minutes) | 25.7 |
Poverty
All people
9.2%
Under 18 years
12.8%
18 and over
7.7%
Married-couple families
4.7%
Female-led households
28.6%
Income support
| Source | % of households |
|---|---|
| Social Security | 32.7% |
| Retirement income | 22.9% |
| Supplemental Security | 4.9% |
| Cash public assistance | 2.9% |
| Food stamps / SNAP | 5.2% |
Health indicators
| Condition | % |
|---|---|
| High blood pressure | 32.2% |
| High cholesterol | 31.8% |
| Heart disease | 7.1% |
| Stroke | 3.3% |
| Asthma | 9.8% |
| Arthritis | 25.4% |
| Kidney disease | 3.1% |
| Pulmonary disease | 7.2% |
| Cancer | 6.7% |
| Behavior / access | % |
|---|---|
| Binge drinking | 14.5% |
| No physical activity | 25.1% |
| Less than 7 hrs sleep | 30.4% |
| Fair or poor health | 15.8% |
| Poor mental health | 14.1% |
| Poor physical health | 11.7% |
| No health insurance | 18.6% |
| Visited doctor (checkup) | 68.6% |
| Visited dentist | 60.7% |
| Cholesterol screening | 86.0% |
| Teeth loss | 16.1% |
Veterans & disability
| Veterans | Count | % |
|---|---|---|
| Civilian veterans | 833 | 5.9% |
| Disability | % |
|---|---|
| Any disability | 14.6% |
| Under 18 | 1.9% |
| 18–64 years | 13.3% |
| 65 and over | 42.8% |
Health insurance coverage
| Type | % |
|---|---|
| Private insurance | 69.6% |
| Public insurance | 34.3% |
| Uninsured under 19 | 3.0% |
Language & origin
Language spoken at home (age 5+)
| Language | Count | % |
|---|---|---|
| English only | 22,524 | 93.4% |
| Spanish | 1,537 | 4.9% |
| Other Indo-European | 1,479 | 4.9% |
| Asian & Pacific Islander | 10 | 0.0% |
| Other languages | 44 | 0.0% |
Place of birth & citizenship
| Origin | Count | % |
|---|---|---|
| Native born (US) | 22,017 | 93.4% |
| Born in same state | 21,793 | 92.1% |
| Born in different state | 14,435 | 59.8% |
| Foreign born | 224 | 1.3% |
| Naturalized citizen | 2,380 | 6.6% |
| Not a US citizen | 744 | 25.4% |
Ancestry
| Ancestry | Count | % |
|---|---|---|
| French | 5,404 | 22.2% |
| Arab | 2,255 | 9.2% |
| Dutch | 974 | 4% |
| Italian | 591 | 2.4% |
| Ancestry | Count | % |
|---|---|---|
| Polish | 265 | 1.1% |
| English | 170 | 0.7% |
| German | 25 | 0.1% |
Technology access
| Metric | % of households |
|---|---|
| Computer access | 32.8% |
| Internet access | 95.6% |
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
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