Johnson County, Indiana Population 2021

Johnson County, Indiana's estimated population is 162,315 with a growth rate of 1.29% in the past year according to the most recent United States census data. Johnson County, Indiana is the 12th largest county in Indiana. The 2010 Population was 140,269 and has seen a growth of 15.72% since this time.

Note: 2020 and 2021 data is projected
Year Population Growth Growth Rate
2021162,3152,0741.29%
2020160,2412,0741.31%
2019158,1672,0741.33%
2018156,0932,2731.48%
2017153,8202,2801.50%
2016151,5402,5781.73%
2015148,9621,8771.28%
2014147,0851,6751.15%
2013145,4101,9351.35%
2012143,4751,7411.23%
2011141,7341,4651.04%
2010140,26952,16059.20%
199088,10910,86914.07%
198077,24016,10226.34%
197061,13817,43439.89%
196043,70417,52166.92%
195026,1833,69016.41%
194022,4937873.63%
193021,7069674.66%
192020,7393451.69%
191020,3941710.85%
190020,2236623.38%
189019,561240.12%
188019,5371,1716.38%
187018,3663,51223.64%
186014,8542,75322.75%
185012,1012,74929.39%
18409,3525,333132.69%
18304,0190.00%
2021 Growth Rate
1.29%
County Website
State
Founded
1823
County Seat
2010 Population
140,269
Growth Since 2010
15.72%
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Johnson County, Indiana Population Growth

Population by Race

Race Population Percentage
White139,92291.03%
Asian5,1923.38%
Black or African American3,8012.47%
Two or More Races2,5131.63%
Some Other Race2,0371.33%
American Indian and Alaska Native2060.13%
Native Hawaiian and Other Pacific Islander450.03%
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Johnson County, Indiana Population by Race

Johnson County, Indiana Population Pyramid $2021

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Johnson County, Indiana Median Age

37.5


Total

36.3


Male

38.7


Female

Johnson County, Indiana Adults

There are 115,437 adults, (22,150 of whom are seniors) in Johnson County, Indiana.

Johnson County, Indiana Age Dependency

64.8

Age Dependency Ratio

23.7

Old Age Dependency Ratio

41

Child Dependency Ratio

Johnson County, Indiana Sex Ratio

Female

78,223

50.89%

Male

75,493

49.11%

Johnson County, Indiana Population by Age

Johnson County, Indiana Renter vs Owner Occupied by Household Type

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Johnson County, Indiana Household Types

Type Owner Renter
Married86.2%13.8%
All72.7%27.3%
Male59%41%
Female55.7%44.3%
Non Family54.4%45.6%

72.7%

Rate of Home Ownership

Johnson County, Indiana Households and Families

Type Count Average Size Owned
All56,6282.6772.7
Married31,7893.2186.2
Non Family16,1731.2554.4
Female5,7863.4455.7
Male2,8803.0959

3.15

Average Family Size

2.67

Average Household Size

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Johnson County, Indiana Households by Type

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Education Attained Count Percentage
Less Than 9th Grade2,0411.99%
9th to 12th Grade6,0495.90%
High School Graduate31,89131.12%
Some College20,60020.10%
Associates Degree8,4018.20%
Bachelors Degree22,56722.02%
Graduate Degree10,91810.66%
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Johnson County, Indiana Educational Attainment by Sex (over 25)

Johnson County, Indiana Educational Attainment by Race

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Race Total High School Bachelors
White93,01386,54230,408
Asian3,3932,5081,447
Hispanic3,0192,442797
Black2,1141,982588
Other Race1,3331,077200
2+ Races782734215
Native American929234
Islander1515

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

The highest rate of bachelors degrees is among asian people with a rate of 42.65%.

Johnson County, Indiana Educational Attainment by Race

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Name Average Male Female
Overall$45,236$53,833$36,873
Less Than 9th Grade$25,568$32,101$18,923
High School Graduate$36,528$44,150$26,822
Some College$41,789$51,875$33,964
Bachelors Degree$59,131$71,322$46,786
Graduate Degree$68,378$84,596$59,222

$45,236

Average Earnings

$53,833

Average Male

$36,873

Average Female

Johnson County, Indiana Earnings by Educational Attainment

Johnson County, Indiana Language by Age

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Johnson County, Indiana Language

93.36% of Johnson County, Indiana residents speak only English, while 6.64% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 2.70% of the population.

Johnson County, Indiana Language

Johnson County, Indiana Poverty by Race

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Name Total In Poverty Poverty Rate
White134,4659,5327.09%
Hispanic5,44275813.93%
Black3,45748313.97%
Multiple2,44230712.57%
Asian5,1621973.82%
Other1,952733.74%
Islander451840.00%

7.42%

Overall Poverty Rate

6.97%

Male Poverty Rate

7.86%

Female Poverty Rate

Poverty in Johnson County, Indiana

The race most likely to be in poverty in Johnson County, Indiana is Islander, with 40.00% below the poverty level.

The race least likely to be in poverty in Johnson County, Indiana is Other, with 3.74% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 1.61%. Among those working part-time, it was 10.45%, and for those that did not work, the poverty rate was 12.45%.

Johnson County, Indiana Poverty

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Name Poverty
Less Than 9th Grade19.41%
High School7.50%
Some College5.24%
Bachelors or Greater2.06%

Johnson County, Indiana Poverty Rate by Education

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Rate Poverty
Male Unemployed24.06%
Female Unemployed22.45%
Female Employed4.44%
Male Employed2.91%

Johnson County, Indiana Poverty Rate by Employment Status and Sex

Johnson County, Indiana Income by Household Type

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Name Median Mean
Households$72,440$90,501
Families$86,964$104,042
Married Families$97,319$114,642
Non Families$39,298$51,770
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Income by Household Type

Johnson County, Indiana Marital Status

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Marriage Rates

55.1%

Overall Marriage Rate

56.9%

Male Marriage Rate

53.4%

Female Marriage Rate

Johnson County, Indiana Married by Age and Sex

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Johnson County, Indiana 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, Indiana Marital Status by Race

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Johnson County, Indiana Marital Status

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9,240

Number of Veterans

8,609

Male Veterans

631

Female Veterans

War Veterans
Vietnam2,846
First Gulf War2,060
Second Gulf War2,045
Korea583
World War II228

Johnson County, Indiana Veterans by War

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Age Group Veterans
35 to 542,572
65 to 742,285
75+1,868
55 to 641,577
18 to 34938

Johnson County, Indiana Veterans by Age

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Name Veterans % of Total
White8,8808.37%
Hispanic2026.05%
Black1425.77%
Other Race1158.39%
2+ Races807.70%
Asian120.32%
Native American117.91%

Johnson County, Indiana Veterans by Race

Johnson County, Indiana Veterans by Education

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3.56%

Veteran Poverty Rate

25.34%

Veteran Disability Rate

Johnson County, Indiana Veterans by Education

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68.4%

Labor Force Participation

65.6%

Employment Rate

3.3%

Unemployment Rate

Johnson County, Indiana Employment by Age

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Johnson County, Indiana Employment by Race

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Johnson County, Indiana 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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72.10%

Born in Johnson County, Indiana

95.44%

Native Born

4.56%

Foreign Born

2.35%

Non Citizen

2.21%

Naturalized

Place of Birth

95.44% of Johnson County, Indiana residents were born in the United States, with 72.10% having been born in Indiana. 2.35% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

Johnson County, Indiana 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