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Clinton County, Iowa Population 2021
Clinton County, Iowa's estimated population is 46,413 with a growth rate of -0.02% in the past year according to the most recent United States census data. Clinton County, Iowa is the 13th largest county inIowa. The 2010 Population was 49,096 and has seen a growth of -5.46% since this time.
Note: 2020 and 2021 data is projected
| Year | Population | Growth | Annual Growth Rate |
|---|---|---|---|
| 2021 | 46,413 | -8 | -0.02% |
| 2020 | 46,421 | -8 | -0.02% |
| 2019 | 46,429 | -8 | -0.02% |
| 2018 | 46,437 | -437 | -0.93% |
| 2017 | 46,874 | -374 | -0.79% |
| 2016 | 47,248 | -310 | -0.65% |
| 2015 | 47,558 | -337 | -0.70% |
| 2014 | 47,895 | -386 | -0.80% |
| 2013 | 48,281 | -420 | -0.86% |
| 2012 | 48,701 | -401 | -0.82% |
| 2011 | 49,102 | 6 | 0.01% |
| 2010 | 49,096 | -1,944 | -3.81% |
| 1990 | 51,040 | -6,082 | -10.65% |
| 1980 | 57,122 | 373 | 0.66% |
| 1970 | 56,749 | 1,689 | 3.07% |
| 1960 | 55,060 | 5,396 | 10.87% |
| 1950 | 49,664 | 4,942 | 11.05% |
| 1940 | 44,722 | 345 | 0.78% |
| 1930 | 44,377 | 1,006 | 2.32% |
| 1920 | 43,371 | -2,023 | -4.46% |
| 1910 | 45,394 | 1,562 | 3.56% |
| 1900 | 43,832 | 2,633 | 6.39% |
| 1890 | 41,199 | 4,436 | 12.07% |
| 1880 | 36,763 | 1,406 | 3.98% |
| 1870 | 35,357 | 16,419 | 86.70% |
| 1860 | 18,938 | 16,116 | 571.08% |
| 1850 | 2,822 | 2,001 | 243.73% |
| 1840 | 821 | 0.00% |
2021 Growth Rate
-0.02% (-8)
County Website
State
Founded
1837
County Seat
Lat./Long.
2010 Population
49,096
Growth Since 2010
-5.46% (-2,683)
| Race | Population | Percentage |
|---|---|---|
| White | 43,921 | 93.63% |
| Black or African American | 1,320 | 2.81% |
| Two or More Races | 1,087 | 2.32% |
| Asian | 326 | 0.69% |
| American Indian and Alaska Native | 141 | 0.30% |
| Some Other Race | 112 | 0.24% |
| Native Hawaiian and Other Pacific Islander | 2 | 0.00% |
Clinton County, Iowa Population Pyramid $2021
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| Type | Count | Average Size | Owned |
|---|---|---|---|
| All | 19,635 | 2.35 | 73.3 |
| Married | 9,344 | 2.91 | 89.8 |
| Non Family | 7,344 | 1.26 | 57.7 |
| Female | 2,114 | 3.26 | 51.3 |
| Male | 833 | 3.25 | 80.6 |
2.89
Average Family Size
2.35
Average Household Size
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| Education Attained | Count | Percentage |
|---|---|---|
| Less Than 9th Grade | 886 | 2.71% |
| 9th to 12th Grade | 2,084 | 6.38% |
| High School Graduate | 12,654 | 38.76% |
| Some College | 7,261 | 22.24% |
| Associates Degree | 3,916 | 11.99% |
| Bachelors Degree | 4,037 | 12.36% |
| Graduate Degree | 1,812 | 5.55% |
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Clinton County, Iowa Educational Attainment by Race
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| Race | Total | High School | Bachelors |
|---|---|---|---|
| White | 30,603 | 28,090 | 5,532 |
| Black | 724 | 521 | 86 |
| Hispanic | 714 | 487 | 77 |
| 2+ Races | 300 | 294 | 24 |
| Asian | 204 | 183 | 71 |
| Native American | 141 | 141 | 59 |
| Other Race | 23 | 12 | 6 |
| Islander | 2 | 2 |
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 native american people with a rate of 41.84%.
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$36,887
Average Earnings
$48,464
Average Male
$29,431
Average Female
Clinton County, Iowa Language by Age
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Clinton County, Iowa Language
98.15% of Clinton County, Iowa residents speak only English, while 1.85% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 0.91% of the population.
Clinton County, Iowa Poverty by Race
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| Name | Total | In Poverty | Poverty Rate |
|---|---|---|---|
| White | 41,718 | 4,782 | 11.46% |
| Black | 1,302 | 579 | 44.47% |
| Hispanic | 1,460 | 405 | 27.74% |
| Multiple | 1,028 | 213 | 20.72% |
| Asian | 317 | 34 | 10.73% |
| Native | 141 | 26 | 18.44% |
| Other | 112 | 11 | 9.82% |
13.08%
Overall Poverty Rate
11.44%
Male Poverty Rate
14.66%
Female Poverty Rate
Poverty in Clinton County, Iowa
The race most likely to be in poverty in Clinton County, Iowa is Black, with 44.47% below the poverty level.
The race least likely to be in poverty in Clinton County, Iowa is Other, with 9.82% below the poverty level.
The poverty rate among those that worked full-time for the past 12 months was 2.16%. Among those working part-time, it was 17.19%, and for those that did not work, the poverty rate was 21.16%.
Clinton County, Iowa Marital Status
Marriage Rates
50.4%
Overall Marriage Rate
52.4%
Male Marriage Rate
48.5%
Female Marriage Rate
Clinton County, Iowa Married by Age and Sex
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Clinton 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 45-54.
Clinton County, Iowa Marital Status by Race
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| Name | Veterans | % of Total |
|---|---|---|
| White | 3,376 | 9.81% |
| Black | 99 | 10.14% |
| Hispanic | 94 | 11.35% |
| 2+ Races | 60 | 13.73% |
| Native American | 20 | 14.18% |
Clinton County, Iowa Veterans by Education
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8.42%
Veteran Poverty Rate
28.89%
Veteran Disability Rate
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62%
Labor Force Participation
59.2%
Employment Rate
4.5%
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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74.62%
Born in Clinton County, Iowa
98.59%
Native Born
1.41%
Foreign Born
0.67%
Non Citizen
0.74%
Naturalized
Place of Birth
98.59% of Clinton County, Iowa residents were born in the United States, with 74.62% having been born in Iowa. 0.67% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.
- US Census City/Town Population estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
- Population of States and Counties of the United States: 1790 - 1990