Kay County, Oklahoma Population 2020

Kay County, Oklahoma's estimated population is 43,439 with a growth rate of -0.82% in the past year according to the most recent United States census data. Kay County, Oklahoma is the 21st largest county in Oklahoma.

Year Population Growth Growth Rate
202043,439-361-0.82%
201943,800-361-0.82%
201844,161-361-0.81%
201744,522-435-0.97%
201644,957-317-0.70%
201545,274-213-0.47%
201445,487-79-0.17%
201345,566-137-0.30%
201245,703-158-0.34%
201145,861-572-1.23%
201046,433-1,623-3.38%
199048,056-1,796-3.60%
198049,8521,0612.17%
197048,791-2,251-4.41%
196051,0422,1504.40%
195048,8921,8083.84%
194047,084-3,102-6.18%
193050,18615,27943.77%
192034,9077,90829.29%
191026,9992,2429.06%
190024,7572,2279.88%
189022,5300.00%
2020 Growth Rate
-0.82%
County Website
Founded
1893
County Seat
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Kay County, Oklahoma Population Growth

Population by Race

Race Population Percentage
White35,31378.68%
American Indian and Alaska Native3,8058.48%
Two or More Races3,2797.31%
Some Other Race1,2682.83%
Black or African American9862.20%
Asian2290.51%
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Kay County, Oklahoma Population Pyramid 2020

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Kay County, Oklahoma Median Age

38.6


Total

37.4


Male

40.1


Female

Kay County, Oklahoma Adults

There are 33,645 adults, (8,383 of whom are seniors) in Kay County, Oklahoma.

Kay County, Oklahoma Age Dependency

77.7

Age Dependency Ratio

33.2

Old Age Dependency Ratio

44.5

Child Dependency Ratio

Kay County, Oklahoma Sex Ratio

Female

22,605

50.37%

Male

22,275

49.63%

Kay County, Oklahoma Households and Families

Kay County, Oklahoma Renter vs Owner Occupied by Household Type

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Kay County, Oklahoma Household Types

Type Owner Renter
Married82.7%17.3%
All68.6%31.4%
Non Family58.3%41.7%
Male57.5%42.5%
Female49.3%50.7%

68.6%

Rate of Home Ownership

Type Count Average Size Owned
All17,7032.4868.6
Married8,2063.1282.7
Non Family6,5691.1958.3
Female2,0183.749.3
Male9103.3957.5

3.14

Average Family Size

2.48

Average Household Size

6.1%

Unmarried (Opposite Sex)

0.2%

Unmarried (Same Sex)

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Kay County, Oklahoma Education

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Education Attained Count Percentage
Less Than 9th Grade9763.29%
9th to 12th Grade3,00510.12%
High School Graduate9,69732.67%
Some College7,14924.08%
Associates Degree3,19510.76%
Bachelors Degree4,04113.61%
Graduate Degree1,6205.46%
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Kay County, Oklahoma Educational Attainment by Race

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Name Total High School Bachelors
White24,08821,4974,955
Native American2,0401,613227
Hispanic1,6261,066128
Multiple Races1,4201,108242
Other Race74938723
Black53642448
Asian17513975

The highest rate of high school graduation is among white people with a rate of 89.24%.

The highest rate of bachelors degrees is among asian people with a rate of 42.86%.

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Name Average Male Female
Overall$31,482$40,183$25,626
Less Than High School$22,057$29,293$17,472
High School Grad$28,520$37,793$20,838
Some College$30,798$42,177$25,721
Bachelors Degree$38,639$53,074$34,310
Graduate Degree$50,259$63,274$44,931

$31,482

Average Earnings

$40,183

Average Male

$25,626

Average Female

Kay County, Oklahoma Language

Kay County, Oklahoma Language by Age

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Kay County, Oklahoma Language

94.09% of Kay County, Oklahoma residents speak only English, while 5.91% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 4.34% of the population.

Kay County, Oklahoma Poverty

Kay County, Oklahoma Poverty by Race

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Name Total In Poverty Poverty Rate
White33,0474,60313.93%
Native3,7221,12730.28%
Hispanic3,4911,02429.33%
Multiple3,18075523.74%
Other1,26440131.72%
Black92731333.76%
Asian223135.83%

17.49%

Overall Poverty Rate

16.25%

Male Poverty Rate

18.69%

Female Poverty Rate

Poverty in Kay County, Oklahoma

The race most likely to be in poverty in Kay County, Oklahoma is Black, with 33.76% below the poverty level.

The race least likely to be in poverty in Kay County, Oklahoma is Asian, with 5.83% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 4.22%. Among those working part-time, it was 22.64%, and for those that did not work, the poverty rate was 22.90%.

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Name Poverty
Less Than High School28.11%
High School15.45%
Some College12.53%
Bachelors or Greater4.57%
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Name Poverty
Female Unemployed47.58%
Male Unemployed42.38%
Female Employed11.38%
Male Employed7.29%

Kay County, Oklahoma Income

Kay County, Oklahoma Income by Household Type

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Name Median Mean
Households$45,426$60,837
Families$56,740$71,196
Married Families$67,474$82,050
Non Families$27,319$40,485
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Kay County, Oklahoma Marital Status

Kay County, Oklahoma Marital Status

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Marriage Rates

49.1%

Overall Marriage Rate

50.9%

Male Marriage Rate

47.3%

Female Marriage Rate

Kay County, Oklahoma Married by Age and Sex

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Kay County, Oklahoma 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.

Kay County, Oklahoma Marital Status by Race

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Kay County, Oklahoma Veterans

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3,387

Number of Veterans

3,147

Male Veterans

240

Female Veterans

War Veterans
Vietnam1,519
Second Gulf War437
First Gulf War426
Korea317
World War II152
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Age Group Veterans
65 to 74969
75+869
55 to 64718
35 to 54537
18 to 34294
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Name Veterans % of Total
White3,06411.10%
Indian1295.34%
2 or More1055.49%
Black7510.92%
Hispanic663.23%
Other141.68%

Kay County, Oklahoma Veterans by Education

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8.60%

Veteran Poverty Rate

37.28%

Veteran Disability Rate

Kay County, Oklahoma Employment Status

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58.2%

Labor Force Participation

54.1%

Employment Rate

7%

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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66.44%

Born in Oklahoma

97.21%

Native Born

2.79%

Foreign Born

1.75%

Non Citizen

1.04%

Naturalized

Place of Birth

97.21% of Kay County, Oklahoma residents were born in the United States, with 66.44% having been born in Oklahoma. 1.75% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

  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