Johnson County, Tennessee Population 2024

18,704

Johnson County, Tennessee's estimated 2024 population is 18,704 with a growth rate of 1.79% in the past year according to the most recent United States census data. Johnson County, Tennessee is the 70th largest county in Tennessee. The 2010 population was 18,287 and has seen a growth of 2.28% since that time.

Note: data after 2022 is projected based on recent change
Year
Population
Growth
Change
202920,3493291.64%
202820,0203291.67%
202719,6913291.7%
202619,3623291.73%
202519,0333291.76%
202418,7043291.79%
202318,3753291.82%
202218,046-7-0.04%
202118,053630.35%
202017,9902171.22%
201917,773140.08%
201817,7591480.84%
201717,611-171-0.96%
201617,782-69-0.39%
201517,851-91-0.51%
201417,942-78-0.43%
201318,020-144-0.79%
201218,164-63-0.35%
201118,227-60-0.33%
201018,28700%
199013,766210.15%
198013,7452,17618.81%
197011,5698047.47%
196010,765-1,513-12.32%
195012,278-720-5.54%
194012,9987896.46%
193012,209-21-0.17%
192012,230-961-7.29%
191013,1912,60224.57%
190010,5891,73119.54%
18908,8581,09214.06%
18807,7661,91432.71%
18705,85283416.62%
18605,0181,31335.44%
18503,7051,04739.39%
18402,658-17,691-86.94%
2024 Growth Rate
1.79% (329)
County Seat
Mountain City
2020 Population
17,990
Area
298 mi²
Density
63 people/mi²
Growth Since 2020
3.97% (714)
Founded
1836

Population by Race

Race
Population
Percentage (of total)
White16,09789.07%
Two or more races9995.53%
Black or African American6773.75%
Other race1590.88%
Native American1070.59%
Asian340.19%
Native Hawaiian or Pacific Islander00%

White

Two or more races

Black or African American

Other race

Native American

Asian

Native Hawaiian or Pacific Islander

Johnson County, Tennessee Population by Race

Johnson County, Tennessee Population Pyramid 2024

Johnson County, Tennessee Median Age

46.4

Total

44.3

Male

50.3

Female

Johnson County, Tennessee Adults

There are 15,041 adults, (4,212 of whom are seniors) in Johnson County, Tennessee.

Johnson County, Tennessee Age Dependency

66.9

Age Dependency Ratio

38.9

Old Age Dependency Ratio

28

Child Dependency Ratio

Johnson County, Tennessee Sex Ratio

Female8,36046.26%
Male9,71353.74%

Johnson County, Tennessee Population by Age

Johnson County, Tennessee Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All7,1722.2978.621.4
Married3,4232.5890.29.8
Non Family2,3811.3168.331.7
Female1,0893.4566.933.1
Male2792.5769.230.8

2.66

Average Family Size

2.29

Average Household Size

78.6%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Johnson County, Tennessee Households and Families

Male

Female

Education Attained
Count
Percentage
9th to 12th Grade1,62711.81%
Associates Degree1,0457.58%
Bachelors Degree1,53711.15%
Graduate Degree6254.54%
High School Graduate5,27338.26%
Less Than 9th Grade9476.87%
Some College2,72719.79%

Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

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

Johnson County, Tennessee Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

Race
Total
High School
Bachelors
White12,31010,1291,906
2+ Races624494201
Black59240612
Hispanic2827733
Other Race10310325
Native American39396
Asian30306

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

The highest rate of bachelors degrees is among 2+ races people with a rate of 32.21%.

Johnson County, Tennessee Educational Attainment by Race

All

Male

Female

Name
Average
Male
Female
Bachelors Degree$45,192$56,250$37,589
Graduate Degree$61,048$60,521$61,382
High School Graduate$30,901$37,202$22,206
Less Than 9th Grade$26,848$19,778$28,125
Overall$36,014$37,231$31,014
Some College$38,677$47,432$37,258

$36,014

Average Earnings

$37,231

Average Male

$31,014

Average Female

Johnson County, Tennessee Earnings by Educational Attainment

Johnson County, Tennessee Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Johnson County, Tennessee Language

95.74% of Johnson County, Tennessee residents speak only English, while 4.26% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 3.42% of the population.

Johnson County, Tennessee Language

Johnson County, Tennessee Poverty by Race

rate

Name
Total
In Poverty
Poverty Rate
White14,7503,22821.88%
Hispanic52526650.67%
Multiple92224126.14%
Black751216%

22.09%

Overall Poverty Rate

15.24%

Male Poverty Rate

28.91%

Female Poverty Rate

Poverty in Johnson County, Tennessee

The race most likely to be in poverty in Johnson County, Tennessee is Hispanic, with 50.67% below the poverty level.

The race least likely to be in poverty in Johnson County, Tennessee is Black, with 16% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 5.51%. Among those working part-time, it was 17.56%, and for those that did not work, the poverty rate was 27.57%.

Johnson County, Tennessee Poverty

rate

Rate
Poverty
Less Than 9th Grade36.25%
High School16.92%
Some College14.86%
Bachelors or Greater5.14%

Johnson County, Tennessee Poverty Rate by Education

rate

Rate
Poverty
Female Unemployed87.27%
Male Unemployed68.53%
Female Employed9.76%
Male Employed5.16%

Johnson County, Tennessee Poverty Rate by Employment Status and Sex

Johnson County, Tennessee Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

Name
Median
Mean
Families$66,747$80,629
Households$52,152$69,081
Married Families$82,436$-999,999,999
Non Families$27,839$39,401

mean

median

Income by Household Type

Johnson County, Tennessee Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

48.3%

Overall Marriage Rate

47.6%

Male Marriage Rate

49.1%

Female Marriage Rate

Johnson County, Tennessee Married by Age and Sex

male

female

Johnson 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.

Johnson County, Tennessee Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Johnson County, Tennessee Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

1,357

Number of Veterans

1,295

Male Veterans

62

Female Veterans

War
Veterans
Vietnam570
First Gulf War433
Second Gulf War192
Korea58
World War II0

Johnson County, Tennessee Veterans by War

count

Age Group
Veterans
65 to 74374
75+355
55 to 64328
35 to 54261
18 to 3439

Johnson County, Tennessee Veterans by Age

count

Name
Veterans
% of Total
White1,2839.56%
2+ Races749.99%
Hispanic216.27%

Johnson County, Tennessee Veterans by Race

Johnson County, Tennessee Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

10.77%

Veteran Poverty Rate

35.86%

Veteran Disability Rate

Johnson County, Tennessee Veterans by Education

LaborForceParticipation

44.4%

Labor Force Participation

42.7%

Employment Rate

3.7%

Unemployment Rate

Johnson County, Tennessee Employment by Age

LaborForceParticipation

Johnson County, Tennessee Employment by Race

LaborForceParticipation

Johnson 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

45.4%

Born in Johnson County, Tennessee

97.86%

Native Born

2.14%

Foreign Born

1.44%

Non Citizen

0.7%

Naturalized

Place of Birth

97.86% of Johnson County, Tennessee residents were born in the United States, with 45.4% having been born in Tennessee. 1.44% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Johnson County, Tennessee Place of Birth

Sources