Thomas County, Kansas Population 2024

7,822

Thomas County, Kansas's estimated 2024 population is 7,822 with a growth rate of -0.55% in the past year according to the most recent United States census data. Thomas County, Kansas is the 49th largest county in Kansas. The 2010 population was 7,932 and has seen a growth of -1.39% since that time.

Note: data after 2022 is projected based on recent change
Year
Population
Growth
Change
20297,607-43-0.56%
20287,650-43-0.56%
20277,693-43-0.56%
20267,736-43-0.55%
20257,779-43-0.55%
20247,822-43-0.55%
20237,865-43-0.54%
20227,908-40-0.5%
20217,948160.2%
20207,9322282.96%
20197,704310.4%
20187,673-151-1.93%
20177,824-14-0.18%
20167,838-70-0.89%
20157,908590.75%
20147,849-95-1.2%
20137,94420.03%
20127,942-6-0.08%
20117,948160.2%
20107,93200%
19908,258-193-2.28%
19808,45195012.66%
19707,5011431.94%
19607,358-214-2.83%
19507,5721,14717.85%
19406,425-909-12.39%
19307,3341,81732.93%
19205,517621.14%
19105,4551,34332.66%
19004,112-1,426-25.75%
18905,5385,3773339.75%
1880161-7,446-97.88%
2024 Growth Rate
-0.55% (-43)
County Website
Thomas County
State
Kansas
County Seat
Colby
2020 Population
7,932
Area
1075 mi²
Density
7 people/mi²
Growth Since 2020
-1.39% (-110)
Founded
October 8, 1885

Population by Race

Race
Population
Percentage (of total)
White7,42193.85%
Other race2202.78%
Two or more races1541.95%
Black or African American720.91%
Asian240.3%
Native American160.2%
Native Hawaiian or Pacific Islander00%

White

Other race

Two or more races

Black or African American

Asian

Native American

Native Hawaiian or Pacific Islander

Thomas County, Kansas Population by Race

Thomas County, Kansas Population Pyramid 2024

Thomas County, Kansas Median Age

35.2

Total

34

Male

35.8

Female

Thomas County, Kansas Adults

There are 6,032 adults, (1,382 of whom are seniors) in Thomas County, Kansas.

Thomas County, Kansas Age Dependency

70

Age Dependency Ratio

29.7

Old Age Dependency Ratio

40.3

Child Dependency Ratio

Thomas County, Kansas Sex Ratio

Female3,95049.96%
Male3,95750.04%

Thomas County, Kansas Population by Age

Thomas County, Kansas Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All3,1292.3972.427.6
Married1,7193.078812
Non Family1,1161.1649.650.4
Male1572.9282.217.8
Female1373.2550.449.6

3.01

Average Family Size

2.39

Average Household Size

72.4%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Thomas County, Kansas Households and Families

Male

Female

Education Attained
Count
Percentage
9th to 12th Grade1823.68%
Associates Degree68113.76%
Bachelors Degree82216.61%
Graduate Degree4889.86%
High School Graduate1,14723.18%
Less Than 9th Grade921.86%
Some College1,53731.06%

Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Thomas County, Kansas Educational Attainment by Sex (over 25)

Thomas County, Kansas Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

Race
Total
High School
Bachelors
White4,6094,4721,268
Hispanic27315710
Other Race1235630
2+ Races105858
Asian2431
Native American1690
Black220

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

The highest rate of bachelors degrees is among white people with a rate of 27.51%.

Thomas County, Kansas Educational Attainment by Race

All

Male

Female

Name
Average
Male
Female
Bachelors Degree$63,854$70,149$33,640
Graduate Degree$70,833$89,539$52,054
High School Graduate$41,667$45,417$21,978
Less Than 9th Grade$18,846$0$19,447
Overall$43,301$51,512$32,469
Some College$43,125$51,089$33,242

$43,301

Average Earnings

$51,512

Average Male

$32,469

Average Female

Thomas County, Kansas Earnings by Educational Attainment

Thomas County, Kansas Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Thomas County, Kansas Language

93.63% of Thomas County, Kansas residents speak only English, while 6.37% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 4.85% of the population.

Thomas County, Kansas Language

Thomas County, Kansas Poverty by Race

rate

Name
Total
In Poverty
Poverty Rate
White6,8204426.48%
Hispanic552468.33%
Other203199.36%
Native1515100%
Multiple128129.38%
Asian2414.17%

6.56%

Overall Poverty Rate

5.3%

Male Poverty Rate

7.84%

Female Poverty Rate

Poverty in Thomas County, Kansas

The race most likely to be in poverty in Thomas County, Kansas is Native, with 100% below the poverty level.

The race least likely to be in poverty in Thomas County, Kansas is Asian, with 4.17% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 2.34%. Among those working part-time, it was 21.8%, and for those that did not work, the poverty rate was 5.03%.

Thomas County, Kansas Poverty

rate

Rate
Poverty
Less Than 9th Grade29.04%
Some College4.45%
Bachelors or Greater3.48%
High School3.06%

Thomas County, Kansas Poverty Rate by Education

rate

Rate
Poverty
Female Employed4.78%
Male Employed4.02%
Male Unemployed0%
Female Unemployed0%

Thomas County, Kansas Poverty Rate by Employment Status and Sex

Thomas County, Kansas Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

Name
Median
Mean
Families$91,759$111,703
Households$72,417$95,662
Married Families$96,706$-999,999,999
Non Families$45,673$65,313

mean

median

Income by Household Type

Thomas County, Kansas Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

56.3%

Overall Marriage Rate

52.3%

Male Marriage Rate

60.2%

Female Marriage Rate

Thomas County, Kansas Married by Age and Sex

male

female

Thomas County, Kansas Marriage

The age group where males are most likely to be married is 55-64, while the female age group most likely to be married is 35-44.

Thomas County, Kansas Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Thomas County, Kansas Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

389

Number of Veterans

366

Male Veterans

23

Female Veterans

War
Veterans
Second Gulf War152
Vietnam134
First Gulf War89
Korea15
World War II10

Thomas County, Kansas Veterans by War

count

Age Group
Veterans
65 to 74126
75+86
55 to 6469
35 to 5463
18 to 3445

Thomas County, Kansas Veterans by Age

count

Name
Veterans
% of Total
White3896.89%

Thomas County, Kansas Veterans by Race

Thomas County, Kansas Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

2.47%

Veteran Poverty Rate

38.36%

Veteran Disability Rate

Thomas County, Kansas Veterans by Education

LaborForceParticipation

67.2%

Labor Force Participation

66.8%

Employment Rate

0.6%

Unemployment Rate

Thomas County, Kansas Employment by Age

LaborForceParticipation

Thomas County, Kansas Employment by Race

LaborForceParticipation

Thomas County, Kansas 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

69.55%

Born in Thomas County, Kansas

95.6%

Native Born

4.4%

Foreign Born

3.62%

Non Citizen

0.78%

Naturalized

Place of Birth

95.6% of Thomas County, Kansas residents were born in the United States, with 69.55% having been born in Kansas. 3.62% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Thomas County, Kansas Place of Birth

Sources