Kay County, Oklahoma Population 2024

43,544

Kay County, Oklahoma's estimated 2024 population is 43,544 with a growth rate of -0.22% in the past year according to the most recent United States census data. Kay County, Oklahoma is the 23rd largest county in Oklahoma. The 2010 population was 46,428 and has seen a growth of -6.21% since that time.

Note: data after 2022 is projected based on recent change
Year
Population
Growth
Change
202943,059-97-0.22%
202843,156-97-0.22%
202743,253-97-0.22%
202643,350-97-0.22%
202543,447-97-0.22%
202443,544-97-0.22%
202343,641-97-0.22%
202243,738230.05%
202143,7151160.27%
202043,599-69-0.16%
201943,668-379-0.86%
201844,047-398-0.9%
201744,445-492-1.09%
201644,937-324-0.72%
201545,261-214-0.47%
201445,475-79-0.17%
201345,554-138-0.3%
201245,692-159-0.35%
201145,851-577-1.24%
201046,42800%
199048,056-1,796-3.6%
198049,8521,0612.17%
197048,791-2,251-4.41%
196051,0422,1504.4%
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%
189022,530-20,529-47.68%
2024 Growth Rate
-0.22% (-97)
County Website
Kay County
County Seat
Newkirk
2020 Population
43,599
Area
920 mi²
Density
47 people/mi²
Growth Since 2020
-0.13% (-55)
Founded
1893

Population by Race

Race
Population
Percentage (of total)
White32,52574.38%
Two or more races4,88011.16%
Native American3,7288.52%
Other race1,3793.15%
Black or African American9432.16%
Asian2530.58%
Native Hawaiian or Pacific Islander230.05%

White

Two or more races

Native American

Other race

Black or African American

Asian

Native Hawaiian or Pacific Islander

Kay County, Oklahoma Population by Race

Kay County, Oklahoma Population Pyramid 2024

Kay County, Oklahoma Median Age

38.3

Total

37.4

Male

39.1

Female

Kay County, Oklahoma Adults

There are 32,830 adults, (8,384 of whom are seniors) in Kay County, Oklahoma.

Kay County, Oklahoma Age Dependency

78.9

Age Dependency Ratio

34.3

Old Age Dependency Ratio

44.6

Child Dependency Ratio

Kay County, Oklahoma Sex Ratio

Female21,86349.99%
Male21,86850.01%

Kay County, Oklahoma Population by Age

Kay County, Oklahoma Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All16,7162.5467.732.3
Married7,3813.283.616.4
Non Family6,2531.2358.941.1
Female2,1333.7644.455.6
Male9493.3354.445.6

3.21

Average Family Size

2.54

Average Household Size

67.7%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Kay County, Oklahoma Households and Families

Male

Female

Education Attained
Count
Percentage
9th to 12th Grade2,1807.52%
Associates Degree3,51712.13%
Bachelors Degree3,74612.92%
Graduate Degree1,6235.6%
High School Graduate10,25435.38%
Less Than 9th Grade5651.95%
Some College7,10024.5%

Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Kay County, Oklahoma Educational Attainment by Sex (over 25)

Kay County, Oklahoma Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

Race
Total
High School
Bachelors
White22,80421,1894,562
2+ Races2,1981,912305
Native American1,9461,611244
Hispanic1,8131,268219
Other Race86551364
Black55352357
Asian1198630
Islander23230

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

The highest rate of bachelors degrees is among asian people with a rate of 25.21%.

Kay County, Oklahoma Educational Attainment by Race

All

Male

Female

Name
Average
Male
Female
Bachelors Degree$47,601$71,420$41,812
Graduate Degree$60,968$67,153$55,438
High School Graduate$35,808$40,064$28,310
Less Than 9th Grade$30,800$39,444$26,100
Overall$39,105$46,620$32,915
Some College$37,402$51,667$29,239

$39,105

Average Earnings

$46,620

Average Male

$32,915

Average Female

Kay County, Oklahoma Earnings by Educational Attainment

Kay County, Oklahoma Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Kay County, Oklahoma Language

93.7% of Kay County, Oklahoma residents speak only English, while 6.3% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 5.13% of the population.

Kay County, Oklahoma Language

Kay County, Oklahoma Poverty by Race

rate

Name
Total
In Poverty
Poverty Rate
White30,4004,06013.36%
Native3,5541,00128.17%
Hispanic3,76981021.49%
Multiple4,74981017.06%
Other1,35930822.66%
Black92928330.46%
Asian24293.72%
Islander23313.04%

15.54%

Overall Poverty Rate

14.68%

Male Poverty Rate

16.39%

Female Poverty Rate

Poverty in Kay County, Oklahoma

The race most likely to be in poverty in Kay County, Oklahoma is Black, with 30.46% below the poverty level.

The race least likely to be in poverty in Kay County, Oklahoma is Asian, with 3.72% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 3.14%. Among those working part-time, it was 20.46%, and for those that did not work, the poverty rate was 22.2%.

Kay County, Oklahoma Poverty

rate

Rate
Poverty
Less Than 9th Grade25.63%
High School14.39%
Some College13.59%
Bachelors or Greater4.81%

Kay County, Oklahoma Poverty Rate by Education

rate

Rate
Poverty
Female Unemployed48.8%
Male Unemployed42.43%
Female Employed7.99%
Male Employed5.94%

Kay County, Oklahoma Poverty Rate by Employment Status and Sex

Kay County, Oklahoma Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

Name
Median
Mean
Families$69,885$91,089
Households$56,673$77,337
Married Families$84,666$107,759
Non Families$36,351$49,139

mean

median

Income by Household Type

Kay County, Oklahoma Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

45.5%

Overall Marriage Rate

46.4%

Male Marriage Rate

44.7%

Female Marriage Rate

Kay County, Oklahoma Married by Age and Sex

male

female

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 35-44.

Kay County, Oklahoma Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Kay County, Oklahoma Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

3,122

Number of Veterans

2,897

Male Veterans

225

Female Veterans

War
Veterans
Vietnam1,076
Second Gulf War915
First Gulf War455
Korea205
World War II13

Kay County, Oklahoma Veterans by War

count

Age Group
Veterans
75+867
65 to 74734
35 to 54690
55 to 64437
18 to 34394

Kay County, Oklahoma Veterans by Age

count

Name
Veterans
% of Total
White2,69510.46%
2+ Races2047.46%
Hispanic1456.41%
Native American994.14%
Black669.34%
Other Race343.35%
Asian1812%
Islander626.09%

Kay County, Oklahoma Veterans by Race

Kay County, Oklahoma Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

7.52%

Veteran Poverty Rate

33.59%

Veteran Disability Rate

Kay County, Oklahoma Veterans by Education

LaborForceParticipation

59.1%

Labor Force Participation

55.4%

Employment Rate

6%

Unemployment Rate

Kay County, Oklahoma Employment by Age

LaborForceParticipation

Kay County, Oklahoma Employment by Race

LaborForceParticipation

Kay County, Oklahoma 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

64.03%

Born in Kay County, Oklahoma

97.18%

Native Born

2.82%

Foreign Born

1.54%

Non Citizen

1.28%

Naturalized

Place of Birth

97.18% of Kay County, Oklahoma residents were born in the United States, with 64.03% having been born in Oklahoma. 1.54% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Kay County, Oklahoma Place of Birth

Sources