Cassia County, Idaho Population 2024

26,467

Cassia County, Idaho's estimated 2024 population is 26,467 with a growth rate of 1.56% in the past year according to the most recent United States census data. Cassia County, Idaho is the 15th largest county in Idaho. The 2010 population was 23,080 and has seen a growth of 14.68% since that time.

Note: data after 2022 is projected based on recent change

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Year
Population
Growth
Growth Rate
202928,4974061.45%
202828,0914061.47%
202727,6854061.49%
202627,2794061.51%
202526,8734061.53%
202426,4674061.56%
202326,0614061.58%
202225,6554061.61%
202125,2494891.97%
202024,7607082.94%
201924,0522831.19%
201823,7691080.46%
201723,6611840.78%
201623,477-20-0.09%
201523,497-6-0.03%
201423,5031590.68%
201323,344790.34%
201223,2651540.67%
201123,111310.13%
201023,080
199019,5321050.54%
198019,4272,41014.16%
197017,0178965.56%
196016,1211,49210.2%
195014,6291991.38%
194014,4301,31410.02%
193013,116-2,543-16.24%
192015,6598,462117.58%
19107,1973,24682.16%
19003,95180825.71%
18903,1431,831139.56%
18801,312-27,185-95.4%
showing: 32 rows
2024 Growth Rate
1.56% (406)
County Website
Cassia County
State
Idaho
County Seat
2020 Population
24,760
Area
2565 mi²
Density
10 people/mi²
Growth Since 2020
6.89% (1,707)
Founded
February 20, 1879

Cassia County, Idaho Population 2024

Population by Race

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Race
Population
Percentage (of total)
White19,51078.48%
Two or more races2,53110.18%
Other race2,4609.9%
Native American2260.91%
Asian900.36%
Black or African American300.12%
Native Hawaiian or Pacific Islander120.05%
showing: 7 rows

White

Two or more races

Other race

Native American

Asian

Black or African American

Native Hawaiian or Pacific Islander

Cassia County, Idaho Population by Race

Cassia County, Idaho Population Pyramid 2024

Cassia County, Idaho Median Age

33.1

Total

32.7

Male

33.7

Female

Cassia County, Idaho Adults

There are 17,160 adults, (3,502 of whom are seniors) in Cassia County, Idaho.

Cassia County, Idaho Age Dependency

82

Age Dependency Ratio

25.6

Old Age Dependency Ratio

56.4

Child Dependency Ratio

Cassia County, Idaho Sex Ratio

Female12,11848.75%
Male12,74151.25%

Cassia County, Idaho Population by Age

Cassia County, Idaho Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All8,1802.9869.330.7
Married5,0043.5781.918.1
Non Family1,9291.1855.344.7
Female6453.3645.354.7
Male6023.4635.564.5
showing: 5 rows

3.45

Average Family Size

2.98

Average Household Size

69.3%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Cassia County, Idaho Households and Families

Male

Female

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Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Cassia County, Idaho Educational Attainment by Sex (over 25)

Cassia County, Idaho Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

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The highest rate of high school graduation is among black people with a rate of 100%.

The highest rate of bachelors degrees is among black people with a rate of 60.87%.

Cassia County, Idaho Educational Attainment by Race

All

Male

Female

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$38,822

Average Earnings

$46,794

Average Male

$27,600

Average Female

Cassia County, Idaho Earnings by Educational Attainment

Cassia County, Idaho Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Cassia County, Idaho Language

80.26% of Cassia County, Idaho residents speak only English, while 19.74% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 18.24% of the population.

Cassia County, Idaho Language

Cassia County, Idaho Poverty by Race

rate

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Name
Total
In Poverty
Poverty Rate
White16,5311,3368.08%
Hispanic6,8851,12616.35%
Other2,44147019.25%
Multiple2,5041947.75%
Native2184319.72%
Black21733.33%
Islander8112.5%
showing: 7 rows

10.36%

Overall Poverty Rate

10.47%

Male Poverty Rate

10.25%

Female Poverty Rate

Poverty in Cassia County, Idaho

The race most likely to be in poverty in Cassia County, Idaho is Black, with 33.33% below the poverty level.

The race least likely to be in poverty in Cassia County, Idaho is Multiple, with 7.75% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 2.83%. Among those working part-time, it was 11.2%, and for those that did not work, the poverty rate was 16.68%.

Cassia County, Idaho Poverty

rate

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Rate
Poverty
Less Than 9th Grade16.98%
Some College9.95%
High School8.95%
Bachelors or Greater5.59%
showing: 4 rows

Cassia County, Idaho Poverty Rate by Education

rate

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Rate
Poverty
Male Unemployed40.41%
Female Unemployed7.64%
Female Employed5.94%
Male Employed4.65%
showing: 4 rows

Cassia County, Idaho Poverty Rate by Employment Status and Sex

Cassia County, Idaho Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

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mean

median

Income by Household Type

Cassia County, Idaho Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

58.2%

Overall Marriage Rate

59.0%

Male Marriage Rate

57.3%

Female Marriage Rate

Cassia County, Idaho Married by Age and Sex

male

female

Cassia County, Idaho Marriage

The age group where males are most likely to be married is Over 65, while the female age group most likely to be married is 45-54.

Cassia County, Idaho Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Cassia County, Idaho Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

859

Number of Veterans

852

Male Veterans

7

Female Veterans

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Cassia County, Idaho Veterans by War

count

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Cassia County, Idaho Veterans by Age

count

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Cassia County, Idaho Veterans by Race

Cassia County, Idaho Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

7.16%

Veteran Poverty Rate

30.31%

Veteran Disability Rate

Cassia County, Idaho Veterans by Education

LaborForceParticipation

65.4%

Labor Force Participation

63.5%

Employment Rate

3%

Unemployment Rate

Cassia County, Idaho Employment by Age

LaborForceParticipation

Cassia County, Idaho Employment by Race

LaborForceParticipation

Cassia County, Idaho Employment by Education

Origin of Non-Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

59.31%

Born in Cassia County, Idaho

90.33%

Native Born

9.67%

Foreign Born

6.67%

Non Citizen

2.99%

Naturalized

Place of Birth

90.33% of Cassia County, Idaho residents were born in the United States, with 59.31% having been born in Idaho. 6.67% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Cassia County, Idaho Place of Birth

Sources