Knox County, Tennessee Population 2024

505,958

Knox County, Tennessee's estimated 2024 population is 505,958 with a growth rate of 1.06% in the past year according to the most recent United States census data. Knox County, Tennessee is the 3rd largest county in Tennessee. The 2010 population was 432,952 and has seen a growth of 16.86% since that time.

Note: data after 2022 is projected based on recent change
Year
Population
Growth
Change
2029532,4035,2891%
2028527,1145,2891.01%
2027521,8255,2891.02%
2026516,5365,2891.03%
2025511,2475,2891.05%
2024505,9585,2891.06%
2023500,6695,2891.07%
2022495,3809,4391.94%
2021485,9415,4251.13%
2020480,51610,3792.21%
2019470,1373,3500.72%
2018466,7874,8101.04%
2017461,9775,5671.22%
2016456,4104,8591.08%
2015451,5513,4390.77%
2014448,1123,6590.82%
2013444,4533,5700.81%
2012440,8834,0610.93%
2011436,8223,8700.89%
2010432,95200%
1990335,74916,0555.02%
1980319,69443,40115.71%
1970276,29325,77010.29%
1960250,52327,51612.34%
1950223,00744,53924.96%
1940178,46822,56614.47%
1930155,90242,97638.06%
1920112,92618,73919.9%
191094,18719,88526.76%
190074,30214,74524.76%
189059,55720,43352.23%
188039,12410,13434.96%
187028,9906,17727.08%
186022,8134,00621.3%
185018,8073,32221.45%
184015,4859876.81%
183014,4981,46411.23%
182013,0342,86328.15%
181010,171-2,275-18.28%
180012,446-519,957-97.66%
2024 Growth Rate
1.06% (5,289)
County Website
Knox County
County Seat
Knoxville
2020 Population
480,516
Area
508 mi²
Density
996 people/mi²
Growth Since 2020
5.29% (25,442)
Founded
June 11, 1792

Population by Race

Race
Population
Percentage (of total)
White399,17282.92%
Black or African American39,6998.25%
Two or more races23,6144.91%
Asian10,9312.27%
Other race6,9881.45%
Native American7170.15%
Native Hawaiian or Pacific Islander2850.06%

White

Black or African American

Two or more races

Asian

Other race

Native American

Native Hawaiian or Pacific Islander

Knox County, Tennessee Population by Race

Knox County, Tennessee Population Pyramid 2024

Knox County, Tennessee Median Age

37.4

Total

36.2

Male

38.6

Female

Knox County, Tennessee Adults

There are 381,427 adults, (77,347 of whom are seniors) in Knox County, Tennessee.

Knox County, Tennessee Age Dependency

58.3

Age Dependency Ratio

25.4

Old Age Dependency Ratio

32.9

Child Dependency Ratio

Knox County, Tennessee Sex Ratio

Female245,41850.98%
Male235,98849.02%

Knox County, Tennessee Population by Age

Knox County, Tennessee Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All194,8422.4164.935.1
Married90,4643.0883.216.8
Non Family75,9291.3347.452.6
Female20,9083.1851.848.2
Male7,5413.1559.340.7

3.03

Average Family Size

2.41

Average Household Size

64.9%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Knox County, Tennessee Households and Families

Male

Female

Education Attained
Count
Percentage
9th to 12th Grade16,2595.04%
Associates Degree29,0719.01%
Bachelors Degree77,20923.94%
Graduate Degree49,07915.21%
High School Graduate80,67325.01%
Less Than 9th Grade8,4322.61%
Some College61,85019.17%

Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Knox County, Tennessee Educational Attainment by Sex (over 25)

Knox County, Tennessee Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

Race
Total
High School
Bachelors
White271,584254,811110,397
Black24,67721,8255,399
Hispanic11,4887,2812,662
2+ Races10,1548,1663,005
Asian7,4706,9495,110
Other Race3,2582,266914
Native American52838774
Islander19419491

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 68.41%.

Knox County, Tennessee Educational Attainment by Race

All

Male

Female

Name
Average
Male
Female
Bachelors Degree$58,933$74,984$48,589
Graduate Degree$77,274$98,160$63,419
High School Graduate$34,068$38,991$29,773
Less Than 9th Grade$26,786$29,933$20,746
Overall$46,700$55,665$39,928
Some College$41,626$50,327$34,533

$46,700

Average Earnings

$55,665

Average Male

$39,928

Average Female

Knox County, Tennessee Earnings by Educational Attainment

Knox County, Tennessee Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Knox County, Tennessee Language

93.11% of Knox County, Tennessee residents speak only English, while 6.89% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 3.18% of the population.

Knox County, Tennessee Language

Knox County, Tennessee Poverty by Race

rate

Name
Total
In Poverty
Poverty Rate
White381,15939,34110.32%
Black38,3139,92025.89%
Hispanic22,3554,85321.71%
Multiple22,6614,20918.57%
Other6,9512,06029.64%
Asian10,6598437.91%
Native6918412.16%
Islander285279.47%

12.39%

Overall Poverty Rate

11.79%

Male Poverty Rate

12.97%

Female Poverty Rate

Poverty in Knox County, Tennessee

The race most likely to be in poverty in Knox County, Tennessee is Other, with 29.64% below the poverty level.

The race least likely to be in poverty in Knox County, Tennessee is Asian, with 7.91% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 2.2%. Among those working part-time, it was 18.97%, and for those that did not work, the poverty rate was 21.01%.

Knox County, Tennessee Poverty

rate

Rate
Poverty
Less Than 9th Grade26.4%
High School14.67%
Some College8.62%
Bachelors or Greater3.62%

Knox County, Tennessee Poverty Rate by Education

rate

Rate
Poverty
Female Unemployed33.94%
Male Unemployed25.37%
Female Employed7.17%
Male Employed5.32%

Knox County, Tennessee Poverty Rate by Employment Status and Sex

Knox County, Tennessee Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

Name
Median
Mean
Families$89,788$118,433
Households$68,580$95,220
Married Families$105,489$136,689
Non Families$39,689$56,196

mean

median

Income by Household Type

Knox County, Tennessee Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

48.0%

Overall Marriage Rate

49.8%

Male Marriage Rate

46.2%

Female Marriage Rate

Knox County, Tennessee Married by Age and Sex

male

female

Knox County, Tennessee 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.

Knox County, Tennessee Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Knox County, Tennessee Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

28,282

Number of Veterans

25,849

Male Veterans

2,433

Female Veterans

War
Veterans
Vietnam9,905
First Gulf War6,910
Second Gulf War6,401
Korea1,517
World War II516

Knox County, Tennessee Veterans by War

count

Age Group
Veterans
35 to 547,365
65 to 746,853
75+6,701
55 to 644,949
18 to 342,414

Knox County, Tennessee Veterans by Age

count

Name
Veterans
% of Total
White25,1947.8%
Black2,0956.99%
2+ Races6124.29%
Hispanic2651.85%
Other Race1644.08%
Asian991.12%
Native American6410.58%
Islander5420.69%

Knox County, Tennessee Veterans by Race

Knox County, Tennessee Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

7.81%

Veteran Poverty Rate

26.6%

Veteran Disability Rate

Knox County, Tennessee Veterans by Education

LaborForceParticipation

64.2%

Labor Force Participation

61.6%

Employment Rate

3.8%

Unemployment Rate

Knox County, Tennessee Employment by Age

LaborForceParticipation

Knox County, Tennessee Employment by Race

LaborForceParticipation

Knox County, Tennessee 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

58.01%

Born in Knox County, Tennessee

94.46%

Native Born

5.54%

Foreign Born

3.06%

Non Citizen

2.48%

Naturalized

Place of Birth

94.46% of Knox County, Tennessee residents were born in the United States, with 58.01% having been born in Tennessee. 3.06% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

Knox County, Tennessee Place of Birth

Sources