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Clay County, Iowa Population 2021
Clay County, Iowa's estimated population is 15,836 with a growth rate of -0.57% in the past year according to the most recent United States census data. Clay County, Iowa is the 49th largest county inIowa. The 2010 Population was 16,634 and has seen a growth of -4.80% since this time.
Note: 2020 and 2021 data is projected
| Year | Population | Growth | Annual Growth Rate |
|---|---|---|---|
| 2021 | 15,836 | -90 | -0.57% |
| 2020 | 15,926 | -90 | -0.56% |
| 2019 | 16,016 | -90 | -0.56% |
| 2018 | 16,106 | -35 | -0.22% |
| 2017 | 16,141 | -154 | -0.95% |
| 2016 | 16,295 | -203 | -1.23% |
| 2015 | 16,498 | 14 | 0.08% |
| 2014 | 16,484 | 46 | 0.28% |
| 2013 | 16,438 | -101 | -0.61% |
| 2012 | 16,539 | -58 | -0.35% |
| 2011 | 16,597 | -37 | -0.22% |
| 2010 | 16,634 | -951 | -5.41% |
| 1990 | 17,585 | -1,991 | -10.17% |
| 1980 | 19,576 | 1,112 | 6.02% |
| 1970 | 18,464 | -40 | -0.22% |
| 1960 | 18,504 | 401 | 2.22% |
| 1950 | 18,103 | 341 | 1.92% |
| 1940 | 17,762 | 1,655 | 10.28% |
| 1930 | 16,107 | 447 | 2.85% |
| 1920 | 15,660 | 2,894 | 22.67% |
| 1910 | 12,766 | -635 | -4.74% |
| 1900 | 13,401 | 4,092 | 43.96% |
| 1890 | 9,309 | 5,061 | 119.14% |
| 1880 | 4,248 | 2,725 | 178.92% |
| 1870 | 1,523 | 1,471 | 2828.85% |
| 1860 | 52 | 0.00% |
2021 Growth Rate
-0.57% (-90)
County Website
State
Founded
1851
County Seat
Lat./Long.
2010 Population
16,634
Growth Since 2010
-4.80% (-798)
| Race | Population | Percentage |
|---|---|---|
| White | 15,446 | 95.28% |
| Two or More Races | 398 | 2.46% |
| Some Other Race | 141 | 0.87% |
| Black or African American | 112 | 0.69% |
| Asian | 105 | 0.65% |
| American Indian and Alaska Native | 7 | 0.04% |
| Native Hawaiian and Other Pacific Islander | 2 | 0.01% |
Clay County, Iowa Population Pyramid $2021
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| Type | Count | Average Size | Owned |
|---|---|---|---|
| All | 7,212 | 2.2 | 67.7 |
| Married | 3,506 | 2.83 | 83 |
| Non Family | 2,710 | 1.15 | 55.1 |
| Female | 677 | 2.91 | 35 |
| Male | 319 | 2.77 | 76.5 |
2.78
Average Family Size
2.2
Average Household Size
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| Education Attained | Count | Percentage |
|---|---|---|
| Less Than 9th Grade | 237 | 2.08% |
| 9th to 12th Grade | 495 | 4.35% |
| High School Graduate | 3,917 | 34.44% |
| Some College | 2,892 | 25.43% |
| Associates Degree | 1,246 | 10.96% |
| Bachelors Degree | 1,885 | 16.58% |
| Graduate Degree | 700 | 6.16% |
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Clay County, Iowa Educational Attainment by Race
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| Race | Total | High School | Bachelors |
|---|---|---|---|
| White | 10,834 | 10,269 | 2,533 |
| Hispanic | 249 | 91 | 3 |
| 2+ Races | 158 | 149 | 8 |
| Asian | 98 | 98 | 37 |
| Black | 83 | 18 | |
| Other Race | 64 | 48 | 4 |
| Native American | 5 | 5 |
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 37.76%.
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$37,619
Average Earnings
$43,488
Average Male
$29,981
Average Female
Clay County, Iowa Language by Age
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Clay County, Iowa Language
96.29% of Clay County, Iowa residents speak only English, while 3.71% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 2.51% of the population.
Clay County, Iowa Poverty by Race
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| Name | Total | In Poverty | Poverty Rate |
|---|---|---|---|
| White | 14,831 | 1,615 | 10.89% |
| Hispanic | 577 | 72 | 12.48% |
| Multiple | 396 | 51 | 12.88% |
| Other | 125 | 4 | 3.20% |
| Black | 95 | 3 | 3.16% |
| Islander | 2 | 2 | 100.00% |
10.85%
Overall Poverty Rate
7.76%
Male Poverty Rate
13.90%
Female Poverty Rate
Poverty in Clay County, Iowa
The race most likely to be in poverty in Clay County, Iowa is Islander, with 100.00% below the poverty level.
The race least likely to be in poverty in Clay County, Iowa is Black, with 3.16% below the poverty level.
The poverty rate among those that worked full-time for the past 12 months was 3.11%. Among those working part-time, it was 13.91%, and for those that did not work, the poverty rate was 12.24%.
Clay County, Iowa Marital Status
Marriage Rates
55.0%
Overall Marriage Rate
55.7%
Male Marriage Rate
54.4%
Female Marriage Rate
Clay County, Iowa Married by Age and Sex
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Clay 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 55-64.
Clay County, Iowa Marital Status by Race
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| Name | Veterans | % of Total |
|---|---|---|
| White | 1,092 | 9.04% |
| Hispanic | 2 | 0.58% |
| Black | 2 | 1.90% |
Clay County, Iowa Veterans by Education
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5.41%
Veteran Poverty Rate
26.21%
Veteran Disability Rate
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65.3%
Labor Force Participation
62.6%
Employment Rate
4.2%
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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72.43%
Born in Clay County, Iowa
97.51%
Native Born
2.49%
Foreign Born
1.59%
Non Citizen
0.89%
Naturalized
Place of Birth
97.51% of Clay County, Iowa residents were born in the United States, with 72.43% having been born in Iowa. 1.59% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.
- 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