Cass County, Iowa Population 2021

Cass County, Iowa's estimated population is 12,612 with a growth rate of -0.88% in the past year according to the most recent United States census data. Cass County, Iowa is the 59th largest county inIowa. The 2010 Population was 13,928 and has seen a growth of -9.45% since this time.

Note: 2020 and 2021 data is projected
Year Population Growth Annual Growth Rate
202112,612-112-0.88%
202012,724-112-0.87%
201912,836-112-0.86%
201812,948-196-1.49%
201713,144-32-0.24%
201613,176-175-1.31%
201513,351-44-0.33%
201413,395-177-1.30%
201313,572-128-0.93%
201213,700-65-0.47%
201113,765-163-1.17%
201013,928-1,200-7.93%
199015,128-1,804-10.65%
198016,932-75-0.44%
197017,007-912-5.09%
196017,919-613-3.31%
195018,532-115-0.62%
194018,647-775-3.99%
193019,42210.01%
192019,4213741.96%
191019,047-2,227-10.47%
190021,2741,6298.29%
189019,6452,70215.95%
188016,94311,479210.08%
18705,4643,852238.96%
18601,6120.00%
2021 Growth Rate
-0.88% (-112)
County Website
State
Founded
1851
County Seat
2010 Population
13,928
Growth Since 2010
-9.45% (-1,316)
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Cass County, Iowa Population Growth

Population by Race

Race Population Percentage
White12,69596.98%
Two or More Races1601.22%
Some Other Race790.60%
American Indian and Alaska Native700.53%
Asian430.33%
Black or African American260.20%
Native Hawaiian and Other Pacific Islander180.14%
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Cass County, Iowa Population by Race

Cass County, Iowa Population Pyramid $2021

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Cass County, Iowa Median Age

44.9


Total

43.5


Male

48.3


Female

Cass County, Iowa Adults

There are 10,185 adults, (2,954 of whom are seniors) in Cass County, Iowa.

Cass County, Iowa Age Dependency

81

Age Dependency Ratio

40.9

Old Age Dependency Ratio

40.2

Child Dependency Ratio

Cass County, Iowa Sex Ratio

Female

6,634

50.68%

Male

6,457

49.32%

Cass County, Iowa Population by Age

Cass County, Iowa Renter vs Owner Occupied by Household Type

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Cass County, Iowa Household Types

Type Owner Renter
Female40.9%59.1%
Non Family55.1%44.9%
All69.2%30.8%
Male75.9%24.1%
Married86.1%13.9%

69.2%

Rate of Home Ownership

Cass County, Iowa Households and Families

Type Count Average Size Owned
All5,9212.1669.2
Married2,7792.9186.1
Non Family2,5521.1755.1
Female4162.7540.9
Male1743.3975.9

2.86

Average Family Size

2.16

Average Household Size

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Cass County, Iowa Households by Type

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Education Attained Count Percentage
Less Than 9th Grade3153.38%
9th to 12th Grade8048.62%
High School Graduate3,53837.92%
Some College1,89620.32%
Associates Degree9069.71%
Bachelors Degree1,36314.61%
Graduate Degree5095.45%
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Cass County, Iowa Educational Attainment by Sex (over 25)

Cass County, Iowa Educational Attainment by Race

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Race Total High School Bachelors
White8,9417,9681,796
Hispanic2161038
2+ Races876723
Other Race6410
Native American484810
Asian393322
Black261913
Islander1818

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

The highest rate of bachelors degrees is among asian people with a rate of 56.41%.

Cass County, Iowa Educational Attainment by Race

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Name Average Male Female
Overall$36,153$40,023$30,945
Less Than 9th Grade$25,587$26,153$14,877
High School Graduate$35,527$39,977$28,456
Some College$33,917$40,333$29,000
Bachelors Degree$43,162$51,806$39,706
Graduate Degree$50,694$56,932$46,591

$36,153

Average Earnings

$40,023

Average Male

$30,945

Average Female

Cass County, Iowa Earnings by Educational Attainment

Cass County, Iowa Language by Age

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Cass County, Iowa Language

97.38% of Cass County, Iowa residents speak only English, while 2.62% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 1.93% of the population.

Cass County, Iowa Language

Cass County, Iowa Poverty by Race

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Name Total In Poverty Poverty Rate
White12,2381,69413.84%
Native703245.71%
Multiple1572113.38%
Hispanic343164.66%
Black1313100.00%
Asian43613.95%

13.85%

Overall Poverty Rate

11.97%

Male Poverty Rate

15.67%

Female Poverty Rate

Poverty in Cass County, Iowa

The race most likely to be in poverty in Cass County, Iowa is Black, with 100.00% below the poverty level.

The race least likely to be in poverty in Cass County, Iowa is Hispanic, with 4.66% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 4.54%. Among those working part-time, it was 13.81%, and for those that did not work, the poverty rate was 24.78%.

Cass County, Iowa Poverty

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Name Poverty
Less Than 9th Grade28.57%
High School13.35%
Some College10.22%
Bachelors or Greater3.86%

Cass County, Iowa Poverty Rate by Education

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Rate Poverty
Female Unemployed37.88%
Male Unemployed14.13%
Female Employed7.51%
Male Employed6.01%

Cass County, Iowa Poverty Rate by Employment Status and Sex

Cass County, Iowa Income by Household Type

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Name Median Mean
Households$50,187$61,734
Families$66,425$79,517
Married Families$75,395-
Non Families$29,763$36,729
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Income by Household Type

Cass County, Iowa Marital Status

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Marriage Rates

55.0%

Overall Marriage Rate

55.8%

Male Marriage Rate

54.3%

Female Marriage Rate

Cass County, Iowa Married by Age and Sex

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Cass County, Iowa 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 35-44.

Cass County, Iowa Marital Status by Race

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Cass County, Iowa Marital Status

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798

Number of Veterans

755

Male Veterans

43

Female Veterans

War Veterans
Vietnam359
Second Gulf War125
Korea104
First Gulf War94
World War II27

Cass County, Iowa Veterans by War

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Age Group Veterans
65 to 74273
75+223
55 to 64134
35 to 54125
18 to 3443

Cass County, Iowa Veterans by Age

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Name Veterans % of Total
White7958.05%
Black27.69%
2+ Races11.15%

Cass County, Iowa Veterans by Race

Cass County, Iowa Veterans by Education

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10.64%

Veteran Poverty Rate

23.33%

Veteran Disability Rate

Cass County, Iowa Veterans by Education

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61.7%

Labor Force Participation

60.2%

Employment Rate

2.4%

Unemployment Rate

Cass County, Iowa Employment by Age

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Cass County, Iowa Employment by Race

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Cass County, Iowa Employment by Education

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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70.74%

Born in Cass County, Iowa

98.70%

Native Born

1.30%

Foreign Born

1.20%

Non Citizen

0.10%

Naturalized

Place of Birth

98.70% of Cass County, Iowa residents were born in the United States, with 70.74% having been born in Iowa. 1.20% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Cass County, Iowa Place of Birth

  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

Sources