Clinton County, Iowa Population 2024

46,061

Clinton County, Iowa's estimated 2024 population is 46,061 with a growth rate of -0.21% in the past year according to the most recent United States census data. Clinton County, Iowa is the 12th largest county in Iowa. The 2010 population was 49,091 and has seen a growth of -6.17% since that time.

Note: data after 2022 is projected based on recent change

36 Rows

Year
Population
Growth
Change
202945,576-97-0.21%
202845,673-97-0.21%
202745,770-97-0.21%
202645,867-97-0.21%
202545,964-97-0.21%
202446,061-97-0.21%
202346,158-97-0.21%
202246,255-228-0.49%
202146,483560.12%
202046,427-132-0.28%
201946,559530.11%
201846,506-420-0.9%
201746,926-359-0.76%
201647,285-308-0.65%
201547,593-328-0.68%
201447,921-376-0.78%
201348,297-414-0.85%
201248,711-394-0.8%
201149,105140.03%
201049,09100%
199051,040-6,082-10.65%
198057,1223730.66%
197056,7491,6893.07%
196055,0605,39610.87%
195049,6644,94211.05%
194044,7223450.78%
193044,3771,0062.32%
192043,371-2,023-4.46%
191045,3941,5623.56%
190043,8322,6336.39%
189041,1994,43612.07%
188036,7631,4063.98%
187035,35716,41986.7%
186018,93816,116571.08%
18502,8222,001243.73%
1840821-44,755-98.2%
2024 Growth Rate
-0.21% (-97)
County Website
Clinton County
State
Iowa
County Seat
Clinton
2020 Population
46,427
Area
695 mi²
Density
66 people/mi²
Growth Since 2020
-0.79% (-366)
Founded
1837

Population by Race

Race
Population
Percentage (of total)
White42,57591.58%
Two or more races1,8233.92%
Black or African American1,4053.02%
Asian4380.94%
Other race1460.31%
Native American990.21%
Native Hawaiian or Pacific Islander20%

White

Two or more races

Black or African American

Asian

Other race

Native American

Native Hawaiian or Pacific Islander

Clinton County, Iowa Population by Race

Clinton County, Iowa Population Pyramid 2024

Clinton County, Iowa Median Age

42.5

Total

41.9

Male

43

Female

Clinton County, Iowa Adults

There are 36,022 adults, (9,220 of whom are seniors) in Clinton County, Iowa.

Clinton County, Iowa Age Dependency

73.4

Age Dependency Ratio

34.4

Old Age Dependency Ratio

39

Child Dependency Ratio

Clinton County, Iowa Sex Ratio

Female23,55850.68%
Male22,93049.32%

Clinton County, Iowa Population by Age

Clinton County, Iowa Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All19,1742.3973.326.7
Married9,0362.9691.88.2
Non Family7,0531.1956.143.9
Female2,0153.1753.546.5
Male1,0703.926832

2.96

Average Family Size

2.39

Average Household Size

73.3%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Clinton County, Iowa Households and Families

Male

Female

Education Attained
Count
Percentage
9th to 12th Grade2,0806.41%
Associates Degree3,92312.09%
Bachelors Degree4,87915.03%
Graduate Degree2,1356.58%
High School Graduate12,07237.19%
Less Than 9th Grade5081.57%
Some College6,86121.14%

Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Clinton County, Iowa Educational Attainment by Sex (over 25)

Clinton County, Iowa Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

Race
Total
High School
Bachelors
White29,99328,0236,661
Hispanic78753174
2+ Races778709164
Black71442424
Asian38236594
Other Race110660
Native American545423
Islander220

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

The highest rate of bachelors degrees is among native american people with a rate of 42.59%.

Clinton County, Iowa Educational Attainment by Race

All

Male

Female

Name
Average
Male
Female
Bachelors Degree$46,713$69,255$40,132
Graduate Degree$76,406$93,100$64,886
High School Graduate$38,255$47,354$29,920
Less Than 9th Grade$32,540$33,464$28,000
Overall$42,662$54,705$34,743
Some College$41,403$59,340$32,285

$42,662

Average Earnings

$54,705

Average Male

$34,743

Average Female

Clinton County, Iowa Earnings by Educational Attainment

Clinton County, Iowa Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Clinton County, Iowa Language

97.27% of Clinton County, Iowa residents speak only English, while 2.73% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 1.14% of the population.

Clinton County, Iowa Language

Clinton County, Iowa Poverty by Race

rate

Name
Total
In Poverty
Poverty Rate
White40,9524,36110.65%
Black1,39984560.4%
Hispanic1,56831119.83%
Multiple1,72822312.91%
Asian436255.73%
Other1461510.27%

12.41%

Overall Poverty Rate

10.49%

Male Poverty Rate

14.29%

Female Poverty Rate

Poverty in Clinton County, Iowa

The race most likely to be in poverty in Clinton County, Iowa is Black, with 60.4% below the poverty level.

The race least likely to be in poverty in Clinton County, Iowa is Asian, with 5.73% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 2.14%. Among those working part-time, it was 14.59%, and for those that did not work, the poverty rate was 20.09%.

Clinton County, Iowa Poverty

rate

Rate
Poverty
Less Than 9th Grade35.8%
High School11.12%
Some College8.83%
Bachelors or Greater3.33%

Clinton County, Iowa Poverty Rate by Education

rate

Rate
Poverty
Male Unemployed22.51%
Female Unemployed15.18%
Female Employed7.78%
Male Employed3.99%

Clinton County, Iowa Poverty Rate by Employment Status and Sex

Clinton County, Iowa Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

Name
Median
Mean
Families$80,614$97,166
Households$61,080$80,620
Married Families$94,599$112,930
Non Families$35,805$48,644

mean

median

Income by Household Type

Clinton County, Iowa Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

50.2%

Overall Marriage Rate

50.7%

Male Marriage Rate

49.8%

Female Marriage Rate

Clinton County, Iowa Married by Age and Sex

male

female

Clinton County, Iowa 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 45-54.

Clinton County, Iowa Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Clinton County, Iowa Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

3,222

Number of Veterans

2,955

Male Veterans

267

Female Veterans

War
Veterans
Vietnam1,234
First Gulf War642
Second Gulf War562
Korea281
World War II81

Clinton County, Iowa Veterans by War

count

Age Group
Veterans
65 to 74980
75+786
35 to 54770
55 to 64516
18 to 34170

Clinton County, Iowa Veterans by Age

count

Name
Veterans
% of Total
White3,1550.0942747863503257
Hispanic890.10022522522522523
2+ Races300.03275109170305677
Black280.02854230377166157
Other Race90.07142857142857142

Clinton County, Iowa Veterans by Race

Clinton County, Iowa Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

7.34%

Veteran Poverty Rate

30.18%

Veteran Disability Rate

Clinton County, Iowa Veterans by Education

LaborForceParticipation

60.8%

Labor Force Participation

57.9%

Employment Rate

4.4%

Unemployment Rate

Clinton County, Iowa Employment by Age

LaborForceParticipation

Clinton County, Iowa Employment by Race

LaborForceParticipation

Clinton County, Iowa 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

73.24%

Born in Clinton County, Iowa

97.95%

Native Born

2.05%

Foreign Born

0.93%

Non Citizen

1.12%

Naturalized

Place of Birth

97.95% of Clinton County, Iowa residents were born in the United States, with 73.24% having been born in Iowa. 0.93% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

Clinton County, Iowa Place of Birth

Sources