State
County
Land Area (mi²)
3.2 sq mi
Density (mi²)
1,246.60/sq mi
2020 Growth Rate
-0.20%
Growth Since 2010
-8.47%
Rank in State
Rank in Country
World Population Review
Clay Center, Kansas Population 2021
3,967
Clay Center is a city located in Clay County Kansas. It is also the county seat of Clay County. With a 2020 population of 3,967, it is the 72nd largest city in Kansas and the 5438th largest city in the United States . Clay Center is currently declining at a rate of -0.20% annually and its population has decreased by -8.47% since the most recent census, which recorded a population of 4,334 in 2010. Clay Center reached it's highest population of 4,963 in 1970. Spanning over 3 miles, Clay Center has a population density of 1,247 people per square mile.
The average household income in Clay Center is $53,953 with a poverty rate of 7.74%. The median rental costs in recent years comes to $597 per month, and the median house value is $86,100. The median age in Clay Center is 44.9 years, 38 years for males, and 53 years for females.
Clay Center Demographics
According to the most recent ACS, the racial composition of Clay Center was:
- White: 97.74%
- Black or African American: 0.89%
- Two or more races: 0.72%
- Asian: 0.65%
- Native American: 0.00%
- Native Hawaiian or Pacific Islander: 0.00%
- Other race: 0.00%
The current population of Clay Center, Kansas is 3,967 based on our projections of the latest US Census estimates. The US Census estimates the 2018 population at 3,991.The last official US Census in 2010 recorded the population at 4,334.
Clay Center, Kansas Population 2021
| Race | Population | Percentage |
|---|---|---|
| White | 3,935 | 97.74% |
| Black or African American | 36 | 0.89% |
| Two or More Races | 29 | 0.72% |
| Asian | 26 | 0.65% |
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Clay Center Population by Race
Clay Center Population Pyramid $2021
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Clay Center Population by Age
Clay Center Households and Families
| Type | Count | Average Size | Owned |
|---|---|---|---|
| All | 1,890 | 2.08 | 64.9 |
| Married | 873 | 3 | 89.3 |
| Non Family | 798 | 1.05 | 39.2 |
| Male | 113 | 2.16 | 81.4 |
| Female | 106 | 2.17 | 38.7 |
2.84
Average Family Size
2.08
Average Household Size
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Clay Center Households by Type
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| Education Attained | Count | Percentage |
|---|---|---|
| Less Than 9th Grade | 115 | 3.96% |
| 9th to 12th Grade | 185 | 6.37% |
| High School Graduate | 1,047 | 36.04% |
| Some College | 549 | 18.90% |
| Associates Degree | 287 | 9.88% |
| Bachelors Degree | 432 | 14.87% |
| Graduate Degree | 290 | 9.98% |
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Clay Center Educational Attainment by Sex (over 25)
Clay Center Educational Attainment by Race
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| Race | Total | High School | Bachelors |
|---|---|---|---|
| White | 2,858 | 2,576 | 722 |
| Asian | 26 | 26 | |
| Hispanic | 16 | 3 | |
| Black | 5 |
The highest rate of high school graduation is among asian people with a rate of 100.00%.
The highest rate of bachelors degrees is among white people with a rate of 25.26%.
Clay Center Educational Attainment by Race
Clay Center Earnings by Educational Attainment
Clay Center Language by Age
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Clay Center Language
97.97% of Clay Center residents speak only English, while 2.03% speak other languages. The non-English language spoken by the largest group is Asian and Pacific Island languages, which is spoken by 1.00% of the population.
Clay Center Language
7.74%
Overall Poverty Rate
8.81%
Male Poverty Rate
6.74%
Female Poverty Rate
Poverty in Clay Center
The race most likely to be in poverty in Clay Center is White, with 7.94% below the poverty level.
The race least likely to be in poverty in Clay Center is White, with 7.94% below the poverty level.
The poverty rate among those that worked full-time for the past 12 months was 6.71%. Among those working part-time, it was 3.33%, and for those that did not work, the poverty rate was 10.61%.
Clay Center Poverty
Clay Center Poverty Rate by Education
Clay Center Marital Status
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Marriage Rates
56.0%
Overall Marriage Rate
58.7%
Male Marriage Rate
53.6%
Female Marriage Rate
Clay Center Married by Age and Sex
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Clay Center 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.
Clay Center Marital Status by Race
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Clay Center Marital Status
Clay Center Veterans by War
Clay Center Veterans by Age
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| Name | Veterans | % of Total |
|---|---|---|
| White | 455 | 14.99% |
Clay Center Veterans by Race
Clay Center Veterans by Education
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0.00%
Veteran Poverty Rate
21.46%
Veteran Disability Rate
Clay Center Veterans by Education
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61.5%
Labor Force Participation
59.8%
Employment Rate
2.7%
Unemployment Rate
Clay Center Employment by Age
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Clay Center Employment by Race
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Clay Center 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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98.76%
Native Born
1.24%
Foreign Born
0.55%
Non Citizen
0.70%
Naturalized
Place of Birth
98.76% of Clay Center residents were born in the United States, with 71.86% having been born in Kansas. 0.55% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.
Clay Center Place of Birth
| Year | Population | Growth | Annual Growth Rate |
|---|---|---|---|
| 2021 | 3,967 | -8 | -0.20% |
| 2020 | 3,975 | -8 | -0.20% |
| 2019 | 3,983 | -8 | -0.20% |
| 2018 | 3,991 | -7 | -0.18% |
| 2017 | 3,998 | -60 | -1.48% |
| 2016 | 4,058 | -102 | -2.45% |
| 2015 | 4,160 | -21 | -0.50% |
| 2014 | 4,181 | -60 | -1.41% |
| 2013 | 4,241 | -70 | -1.62% |
| 2012 | 4,311 | -22 | -0.51% |
| 2011 | 4,333 | -15 | -0.34% |
| 2010 | 4,348 | -216 | -0.48% |
| 2000 | 4,564 | -49 | -0.11% |
| 1990 | 4,613 | -335 | -0.70% |
| 1980 | 4,948 | -15 | -0.03% |
| 1970 | 4,963 | 350 | 0.73% |
| 1960 | 4,613 | 85 | 0.19% |
| 1950 | 4,528 | 10 | 0.02% |
| 1940 | 4,518 | 132 | 0.30% |
| 1930 | 4,386 | 671 | 1.67% |
| 1920 | 3,715 | 277 | 0.78% |
| 1910 | 3,438 | 369 | 1.14% |
| 1900 | 3,069 | 267 | 0.91% |
| 1890 | 2,802 | 0.00% |