Knox County, Tennessee Population 2022

Knox County, Tennessee's estimated population is 482,478 with a growth rate of 0.85% in the past year according to the most recent United States census data. Knox County, Tennessee is the 4th largest county in Tennessee. The 2010 Population was 432,938 and has seen a growth of 11.44% since this time.

Note: 2021 and 2022 data is projected
Year Population Growth Annual Growth Rate
180012,4460.00%
181010,171-2,275-18.28%
182013,0342,86328.15%
183014,4981,46411.23%
184015,4859876.81%
185018,8073,32221.45%
186022,8134,00621.30%
187028,9906,17727.08%
188039,12410,13434.96%
189059,55720,43352.23%
190074,30214,74524.76%
191094,18719,88526.76%
1920112,92618,73919.90%
1930155,90242,97638.06%
1940178,46822,56614.47%
1950223,00744,53924.96%
1960250,52327,51612.34%
1970276,29325,77010.29%
1980319,69443,40115.71%
1990335,74916,0555.02%
2010432,93897,18928.95%
2011436,7763,8380.89%
2012440,7914,0150.92%
2013444,3143,5230.80%
2014447,9033,5890.81%
2015451,2973,3940.76%
2016456,0894,7921.06%
2017461,5655,4761.20%
2018466,2584,6931.02%
2019470,3134,0550.87%
2020474,3684,0550.86%
2021478,4234,0550.85%
2022482,4784,0550.85%
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Knox County, Tennessee Population Growth

Population by Race

Race Population Percentage
White395,21084.78%
Black or African American40,1548.61%
American Indian and Alaska Native1,1970.26%
Asian10,5212.26%
Native Hawaiian and Other Pacific Islander1330.03%
Some Other Race5,3561.15%
Two or More Races13,6132.92%
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Knox County, Tennessee Population by Race

Knox County, Tennessee Population Pyramid 2022

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Knox County, Tennessee Median Age

37.4


Total

36.1


Male

38.8


Female

Knox County, Tennessee Adults

There are 368,116 adults, (73,677 of whom are seniors) in Knox County, Tennessee.

Knox County, Tennessee Age Dependency

Age Dependency Ratio

25

Old Age Dependency Ratio

33.3

Child Dependency Ratio

Knox County, Tennessee Sex Ratio

Female

239,505

51.38%

Male

226,679

48.62%

Knox County, Tennessee Population by Age

Knox County, Tennessee Renter vs Owner Occupied by Household Type

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Knox County, Tennessee Household Types

Type Owner Renter
Married82.5%17.5%
All65%35%
Male57.5%42.5%
Female49.6%50.4%
Non Family48.9%51.1%

65.0%

Rate of Home Ownership

Knox County, Tennessee Households and Families

Type Count Average Size Owned
All189,5362.465
Married88,7803.0782.5
Male7,2213.1957.5
Female20,6273.0849.6
Non Family72,9081.3148.9

3.01

Average Family Size

2.4

Average Household Size

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Knox County, Tennessee Households by Type

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Education Attained Count Percentage
Less Than 9th Grade8,6192.76%
9th to 12th Grade16,7055.34%
High School Graduate77,24024.70%
Some College61,63519.71%
Associates Degree27,2428.71%
Bachelors Degree73,40523.47%
Graduate Degree47,90315.32%
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Knox County, Tennessee Educational Attainment by Sex (over 25)

Knox County, Tennessee Educational Attainment by Race

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Race Total High School Bachelors
Islander838366
Asian7,2516,4464,986
White265,635247,629106,398
2+ Races5,2924,4901,833
Other Race2,7281,790733
Hispanic10,3057,0902,761
Black24,30621,5505,178
Native American902680122

The highest rate of high school graduation is among islander people with a rate of 100.00%.

The highest rate of bachelors degrees is among islander people with a rate of 79.52%.

Knox County, Tennessee Educational Attainment by Race

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Name Average Male Female
Overall$40,709$48,192$34,424
Less Than 9th Grade$22,086$24,885$17,344
High School Graduate$29,393$34,548$24,207
Some College$36,195$42,712$30,863
Bachelors Degree$51,090$64,038$42,615
Graduate Degree$65,229$85,716$53,401

$40,709

Average Earnings

$48,192

Average Male

$34,424

Average Female

Knox County, Tennessee Earnings by Educational Attainment

Knox County, Tennessee Language by Age

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Knox County, Tennessee Language

93.78% of Knox County, Tennessee residents speak only English, while 6.22% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 2.77% of the population.

Knox County, Tennessee Language

Knox County, Tennessee Poverty by Race

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Name Total In Poverty Poverty Rate
Black38,63012,50432.37%
Hispanic20,2665,02824.81%
Multiple13,1152,78021.20%
Asian10,2541,23812.07%
White373,34639,19710.50%
Native1,154887.63%
Other1,264NaN%

13.20%

Overall Poverty Rate

12.21%

Male Poverty Rate

14.13%

Female Poverty Rate

Poverty in Knox County, Tennessee

The race most likely to be in poverty in Knox County, Tennessee is Black, with 32.37% below the poverty level.

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

The poverty rate among those that worked full-time for the past 12 months was 2.69%. Among those working part-time, it was 20.03%, and for those that did not work, the poverty rate was 20.92%.

Knox County, Tennessee Poverty

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Name Poverty
Less Than 9th Grade26.78%
High School15.56%
Some College9.09%
Bachelors or Greater3.71%

Knox County, Tennessee Poverty Rate by Education

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Rate Poverty
Male Employed6.06%
Male Unemployed30.88%
Female Employed8.09%
Female Unemployed40.97%

Knox County, Tennessee Poverty Rate by Employment Status and Sex

Knox County, Tennessee Income by Household Type

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Name Median Mean
Households$59,250$83,142
Families$79,265$103,673
Married Families$92,673$118,857
Non Families$35,036$48,099
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Income by Household Type

Knox County, Tennessee Marital Status

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Marriage Rates

48.7%

Overall Marriage Rate

50.2%

Male Marriage Rate

47.2%

Female Marriage Rate

Knox County, Tennessee Married by Age and Sex

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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 35-44.

Knox County, Tennessee Marital Status by Race

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Knox County, Tennessee Marital Status

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29,035

Number of Veterans

Male Veterans

Female Veterans

War Veterans
Second Gulf War6,209
First Gulf War6,641
Vietnam9,716
Korea2,155
World War II724

Knox County, Tennessee Veterans by War

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Age Group Veterans
18 to 342,915
35 to 547,416
55 to 644,914
65 to 747,055
75+6,735

Knox County, Tennessee Veterans by Age

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Name Veterans % of Total
White25,8078.13%
Black2,3848.06%
Native American18418.38%
Asian1221.42%
Other Race662.03%
2+ Races4726.09%
Hispanic2702.13%

Knox County, Tennessee Veterans by Race

Knox County, Tennessee Veterans by Education

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7.39%

Veteran Poverty Rate

27.35%

Veteran Disability Rate

Knox County, Tennessee Veterans by Education

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64.5%

Labor Force Participation

61.6%

Employment Rate

4.2%

Unemployment Rate

Knox County, Tennessee Employment by Age

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Knox County, Tennessee Employment by Race

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Knox County, Tennessee 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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58.34%

Born in Knox County, Tennessee

94.78%

Native Born

5.22%

Foreign Born

3.05%

Non Citizen

2.17%

Naturalized

Place of Birth

94.78% of Knox County, Tennessee residents were born in the United States, with 58.34% having been born in Tennessee. 3.05% 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

  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

Sources