Cassia County, Idaho Population 2020

Cassia County, Idaho's estimated population is 24,198 with a growth rate of 0.69% in the past year according to the most recent United States census data. Cassia County, Idaho is the 16th largest county in Idaho.

Year Population Growth Growth Rate
202024,1981670.69%
201924,0311670.70%
201823,8641670.70%
201723,6972030.86%
201623,494-6-0.03%
201523,500-18-0.08%
201423,5181650.71%
201323,353840.36%
201223,2691610.70%
201123,108290.13%
201023,0793,54718.16%
199019,5321050.54%
198019,4272,41014.16%
197017,0178965.56%
196016,1211,49210.20%
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%
18801,3120.00%
2020 Growth Rate
0.69%
County Website
State
Founded
February 20, 1879
County Seat
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Cassia County, Idaho Population Growth

Population by Race

Race Population Percentage
White21,99893.15%
Some Other Race8443.57%
Two or More Races2841.20%
American Indian and Alaska Native2811.19%
Asian1380.58%
Black or African American460.19%
Native Hawaiian and Other Pacific Islander240.10%
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Cassia County, Idaho Population Pyramid 2020

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Cassia County, Idaho Median Age

32.2


Total

31.3


Male

33.4


Female

Cassia County, Idaho Adults

There are 15,992 adults, (3,223 of whom are seniors) in Cassia County, Idaho.

Cassia County, Idaho Age Dependency

84.9

Age Dependency Ratio

25.2

Old Age Dependency Ratio

59.7

Child Dependency Ratio

Cassia County, Idaho Sex Ratio

Female

11,576

49.02%

Male

12,039

50.98%

Cassia County, Idaho Households and Families

Cassia County, Idaho Renter vs Owner Occupied by Household Type

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Cassia County, Idaho Household Types

Type Owner Renter
Married77.5%22.5%
All69.7%30.3%
Non Family61%39%
Male59.1%40.9%
Female43.2%56.8%

69.7%

Rate of Home Ownership

Type Count Average Size Owned
All7,9042.9469.7
Married5,0003.4677.5
Non Family1,7621.2161
Female7433.3843.2
Male3993.2159.1

3.35

Average Family Size

2.94

Average Household Size

3.9%

Unmarried (Opposite Sex)

0%

Unmarried (Same Sex)

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Cassia County, Idaho Education

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Education Attained Count Percentage
Less Than 9th Grade1,1288.11%
9th to 12th Grade1,3129.44%
High School Graduate4,16429.95%
Some College3,66026.32%
Associates Degree1,0587.61%
Bachelors Degree1,95814.08%
Graduate Degree6254.49%
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Cassia County, Idaho Educational Attainment by Race

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Name Total High School Bachelors
White10,4459,4942,304
Hispanic3,0901,644193
Other Race50428122
Native American1771626
Multiple Races12810063
Asian1027446
Black2121
Islander171713

The highest rate of high school graduation is among black people with a rate of 100.00%.

The highest rate of bachelors degrees is among islander people with a rate of 76.47%.

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Name Average Male Female
Overall$31,201$39,160$21,335
Less Than High School$25,222$28,456$10,761
High School Grad$28,971$34,544$19,893
Some College$31,488$41,258$22,359
Bachelors Degree$41,779$50,450$33,718
Graduate Degree$70,761$86,932$51,818

$31,201

Average Earnings

$39,160

Average Male

$21,335

Average Female

Cassia County, Idaho Language

Cassia County, Idaho Language by Age

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Cassia County, Idaho Language

78.67% of Cassia County, Idaho residents speak only English, while 21.33% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 19.59% of the population.

Cassia County, Idaho Poverty

Cassia County, Idaho Poverty by Race

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Name Total In Poverty Poverty Rate
White16,3121,6079.85%
Hispanic6,3371,54924.44%
Other84429134.48%
Multiple2708230.37%
Asian1373727.01%
Native2693513.01%
Black402562.50%

14.32%

Overall Poverty Rate

13.36%

Male Poverty Rate

15.31%

Female Poverty Rate

Poverty in Cassia County, Idaho

The race most likely to be in poverty in Cassia County, Idaho is Black, with 62.50% below the poverty level.

The race least likely to be in poverty in Cassia County, Idaho is White, with 9.85% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 5.89%. Among those working part-time, it was 15.93%, and for those that did not work, the poverty rate was 19.20%.

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Name Poverty
Less Than High School18.66%
High School11.56%
Some College10.21%
Bachelors or Greater3.77%
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Name Poverty
Male Unemployed44.84%
Female Unemployed40.52%
Female Employed11.51%
Male Employed6.85%

Cassia County, Idaho Income

Cassia County, Idaho Income by Household Type

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Name Median Mean
Households$50,918$63,812
Families$57,273$69,817
Married Families$62,716-
Non Families$22,000$35,367
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Cassia County, Idaho Marital Status

Cassia County, Idaho Marital Status

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Marriage Rates

61.2%

Overall Marriage Rate

61.8%

Male Marriage Rate

60.5%

Female Marriage Rate

Cassia County, Idaho Married by Age and Sex

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Cassia County, Idaho Marriage

The age group where males are most likely to be married is 55-64, while the female age group most likely to be married is 35-44.

Cassia County, Idaho Marital Status by Race

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Cassia County, Idaho Veterans

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1,006

Number of Veterans

918

Male Veterans

88

Female Veterans

War Veterans
Vietnam416
Second Gulf War233
First Gulf War227
Korea74
World War II27
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Age Group Veterans
65 to 74315
35 to 54270
75+189
55 to 64167
18 to 3465
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Name Veterans % of Total
White9066.10%
Hispanic591.53%
2 or More5633.53%
Indian3117.51%
Other121.98%
Asian10.98%

Cassia County, Idaho Veterans by Education

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15.57%

Veteran Poverty Rate

36.50%

Veteran Disability Rate

Cassia County, Idaho Employment Status

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62.5%

Labor Force Participation

60.4%

Employment Rate

3.2%

Unemployment Rate

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Origin of Non-Citizens

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

Origin of Naturalized Citizens

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59.00%

Born in Idaho

88.99%

Native Born

11.01%

Foreign Born

8.46%

Non Citizen

2.55%

Naturalized

Place of Birth

88.99% of Cassia County, Idaho residents were born in the United States, with 59.00% having been born in Idaho. 8.46% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

  1. US Census City/Town Population estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. Population of States and Counties of the United States: 1790 - 1990