Knox County, Kentucky Population 2020

Knox County, Kentucky's estimated population is 30,944 with a growth rate of -0.58% in the past year according to the most recent United States census data. Knox County, Kentucky is the 33rd largest county in Kentucky.

Year Population Growth Growth Rate
202030,944-180-0.58%
201931,124-180-0.58%
201831,304-180-0.57%
201731,484-22-0.07%
201631,506210.07%
201531,485-73-0.23%
201431,558-95-0.30%
201331,6531470.47%
201231,506-376-1.18%
201131,882310.10%
201031,8512,1757.33%
199029,676-563-1.86%
198030,2396,55027.65%
197023,689-1,569-6.21%
196025,258-5,151-16.94%
195030,409-620-2.00%
194031,0294,76318.13%
193026,2662,0948.66%
192024,1722,0569.30%
191022,1164,74427.31%
190017,3723,61026.23%
189013,7623,17529.99%
188010,5872,29327.65%
18708,2945877.62%
18607,7076579.32%
18507,0501,32823.21%
18405,7221,40732.61%
18304,31565417.86%
18203,661-2,214-37.69%
18105,8754,766429.76%
18001,1090.00%
2020 Growth Rate
-0.58%
County Website
Founded
December 19, 1799
County Seat
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Knox County, Kentucky Population Growth

Population by Race

Race Population Percentage
White30,44496.75%
Black or African American3921.25%
American Indian and Alaska Native2610.83%
Two or More Races2370.75%
Asian1240.39%
Some Other Race90.03%
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Knox County, Kentucky Population Pyramid 2020

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Knox County, Kentucky Median Age

40


Total

37.2


Male

42.1


Female

Knox County, Kentucky Adults

There are 23,991 adults, (5,364 of whom are seniors) in Knox County, Kentucky.

Knox County, Kentucky Age Dependency

68.9

Age Dependency Ratio

28.8

Old Age Dependency Ratio

40.1

Child Dependency Ratio

Knox County, Kentucky Sex Ratio

Female

16,137

51.28%

Male

15,330

48.72%

Knox County, Kentucky Households and Families

Knox County, Kentucky Renter vs Owner Occupied by Household Type

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Knox County, Kentucky Household Types

Type Owner Renter
Married79.7%20.3%
All63.9%36.1%
Non Family54.3%45.7%
Female43.9%56.1%
Male43.2%56.8%

63.9%

Rate of Home Ownership

Type Count Average Size Owned
All12,2702.5163.9
Married5,6053.1979.7
Non Family4,3121.2354.3
Female1,6543.2543.9
Male6993.1943.2

3.12

Average Family Size

2.51

Average Household Size

6.6%

Unmarried (Opposite Sex)

0.1%

Unmarried (Same Sex)

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Knox County, Kentucky Education

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Education Attained Count Percentage
Less Than 9th Grade2,86613.58%
9th to 12th Grade2,97014.07%
High School Graduate7,99437.88%
Some College3,48916.53%
Associates Degree1,0124.80%
Bachelors Degree1,2145.75%
Graduate Degree1,5587.38%
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Knox County, Kentucky Educational Attainment by Race

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Name Total High School Bachelors
White20,50314,8022,735
Black23015937
Hispanic180167
Native American131110
Asian7474
Multiple Races30

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

The highest rate of bachelors degrees is among black people with a rate of 16.09%.

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Name Average Male Female
Overall$28,252$34,234$22,045
Less Than High School$17,078$27,134$15,170
High School Grad$26,913$32,638$20,983
Some College$25,166$35,655$20,606
Bachelors Degree$38,281$37,439$38,412
Graduate Degree$54,644$62,765$48,000

$28,252

Average Earnings

$34,234

Average Male

$22,045

Average Female

Knox County, Kentucky Language

Knox County, Kentucky Language by Age

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Knox County, Kentucky Language

99.20% of Knox County, Kentucky residents speak only English, while 0.80% speak other languages. The non-English language spoken by the largest group is Other Indo-European, which is spoken by 0.40% of the population.

Knox County, Kentucky Poverty

Knox County, Kentucky Poverty by Race

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Name Total In Poverty Poverty Rate
White29,4209,70132.97%
Hispanic29815953.36%
Native26111443.68%
Black2909833.79%
Multiple1745632.18%
Asian1194336.13%

33.33%

Overall Poverty Rate

29.57%

Male Poverty Rate

36.88%

Female Poverty Rate

Poverty in Knox County, Kentucky

The race most likely to be in poverty in Knox County, Kentucky is Hispanic, with 53.36% below the poverty level.

The race least likely to be in poverty in Knox County, Kentucky is Multiple, with 32.18% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 6.02%. Among those working part-time, it was 27.24%, and for those that did not work, the poverty rate was 43.39%.

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Name Poverty
Less Than High School44.44%
High School25.37%
Some College25.32%
Bachelors or Greater5.44%
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Name Poverty
Female Unemployed57.21%
Male Unemployed23.66%
Female Employed12.77%
Male Employed11.62%

Knox County, Kentucky Income

Knox County, Kentucky Income by Household Type

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Name Median Mean
Households$28,790$42,570
Families$35,833$50,349
Married Families$46,152-
Non Families$15,522$26,453
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Knox County, Kentucky Marital Status

Knox County, Kentucky Marital Status

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Marriage Rates

47.3%

Overall Marriage Rate

48.5%

Male Marriage Rate

46.1%

Female Marriage Rate

Knox County, Kentucky Married by Age and Sex

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Knox County, Kentucky Marriage

The age group where males are most likely to be married is 35-44, while the female age group most likely to be married is 45-54.

Knox County, Kentucky Marital Status by Race

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Knox County, Kentucky Veterans

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1,375

Number of Veterans

1,297

Male Veterans

78

Female Veterans

War Veterans
Vietnam671
Second Gulf War206
First Gulf War188
Korea74
World War II50
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Age Group Veterans
65 to 74570
35 to 54286
75+241
55 to 64176
18 to 34102
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Name Veterans % of Total
White1,3425.75%
Black226.94%
2 or More1122.92%

Knox County, Kentucky Veterans by Education

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11.46%

Veteran Poverty Rate

40.29%

Veteran Disability Rate

Knox County, Kentucky Employment Status

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44.1%

Labor Force Participation

40.9%

Employment Rate

7.2%

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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82.12%

Born in Kentucky

98.71%

Native Born

1.29%

Foreign Born

0.74%

Non Citizen

0.55%

Naturalized

Place of Birth

98.71% of Knox County, Kentucky residents were born in the United States, with 82.12% having been born in Kentucky. 0.74% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Europe.

  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