Population Demographics for Johnson County, Iowa in 2020, 2019



Other Counties and Cities in Iowa


Population Demographics by Race

RacePopulation% of Total
Total Population130,882100
White112,08385
Asian6,8195
Black or African American6,3054
Hispanic or Latino6,2004
Two or More Races2,9652
Some Other Race2,3721
American Indian287Below 1%
Three or more races197Below 1%

Population Demographics by Race and gender.

MaleFemaleTotal
Total Population65,46265,420130,882
White56,04156,042112,083
Asian3,2493,5706,819
Black or African American3,2093,0966,305
Hispanic or Latino3,2052,9956,200
Two or More Races1,4831,4822,965
Some Other Race1,2841,0882,372
American Indian170117287
Three or more races94103197

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Demographic population totals

Total population in Johnson County

 
Total Population:130,882
Male Population:65,462
Female Population:65,420

Demographic median age by sex

Median age in Johnson County

 
Both sexes29
Male29
Female30

Demographic sex by age for the population in households

Population in households in Johnson County

 
Total Population:123,025
Male Population:61,434
Under 5 years:4,161
5 to 9 years:3,687
10 to 14 years:3,430
15 to 17 years:1,977
18 and 19 years:1,530
20 years:1,952
21 years:2,275
22 to 24 years:5,525
25 to 29 years:6,509
30 to 34 years:4,814
35 to 39 years:3,818
40 to 44 years:3,591
45 to 49 years:3,551
50 to 54 years:3,656
55 to 59 years:3,482
60 and 61 years:1,230
62 to 64 years:1,550
65 and 66 years:765
67 to 69 years:952
70 to 74 years:1,141
75 to 79 years:829
80 to 84 years:549
85 years and over:460
Female Population:61,591
Under 5 years:3,905
5 to 9 years:3,597
10 to 14 years:3,277
15 to 17 years:1,839
18 and 19 years:1,443
20 years:1,857
21 years:2,279
22 to 24 years:5,137
25 to 29 years:6,225
30 to 34 years:4,503
35 to 39 years:3,653
40 to 44 years:3,598
45 to 49 years:3,748
50 to 54 years:3,891
55 to 59 years:3,746
60 and 61 years:1,286
62 to 64 years:1,575
65 and 66 years:818
67 to 69 years:1,036
70 to 74 years:1,327
75 to 79 years:1,046
80 to 84 years:902
85 years and over:903

Demographic average population of home by age

Average household size in Johnson County

 
Total:2
Under 18 years:0
18 years and over:2

Demographic household type

Number of occupied homes in Johnson County

 
Total:52,715
Family led homes:27,883
Husband-wife family:22,279
Other family:5,604
Population of male led with no wife present:1,614
Population female led with no husband present:3,990
Population of Nonfamily homes:24,832
Population living alone:15,961
Population not living alone:8,871

Demographic population of homes with people under 18 years old by type

Total occupied homes in Johnson County with people under 18 years old:

 
Total:52,715
Population of homes with one or more people under 18 years:13,740
Population of family homes:13,612
Husband-wife family:10,078
Under 6 years only:3,143
Under 6 years and 6 to 17 years:2,107
6 to 17 years only:4,828
Other family:3,534
Male householder, no wife present:870
Under 6 years only:260
Under 6 years and 6 to 17 years:146
6 to 17 years only:464
Female led with no husband present:2,664
Under 6 years only:660
Under 6 years and 6 to 17 years:514
6 to 17 years only:1,490
Nonfamily households:128
Male led households:89
Under 6 years only:25
Under 6 years and 6 to 17 years:8
6 to 17 years only:56
Female led householder:39
Under 6 years only:15
Under 6 years and 6 to 17 years:2
6 to 17 years only:22
Households with no people under 18 years:38,975
Family households:14,271
Husband-wife family:12,201
Other family:2,070
Male led with no wife present:744
Female led with no husband present:1,326
Nonfamily households:24,704
Male led householder:12,132
Female led householder:12,572

Demographic type of home by age of owner-renter

Total number led homes in Johnson County, by type

 
Total Home Population:52,715
Population of Family homes:27,883
Population of 15 to 24 year olds:1,203
Population of 25 to 34 year olds:6,021
Population of 35 to 44 year olds:5,972
Population of 45 to 54 year olds:5,940
Population of 55 to 59 year olds:2,718
Population of 60 to 64 year olds:2,205
Population of 65 to 74 year olds:2,364
Population of 75 to 84 year olds:1,130
Population of 85 year olds and over:330
Population of Nonfamily Homes:24,832
Population of 15 to 24 year olds:7,164
Population of 25 to 34 year olds:6,080
Population of 35 to 44 year olds:2,334
Population of 45 to 54 year olds:2,839
Population of 55 to 59 year olds:1,695
Population of 60 to 64 year olds:1,292
Population of 65 to 74 year olds:1,434
Population of 75 to 84 year olds:1,250
Population of 85 year olds and over:744

Demographic population of homes with people 60 year olds and over

households in Johnson County containing people over 60

 
Total Population:52,715
Population of homes with one or more people 60 years and over:11,615
1-person household:4,381
2-or-more-person household:7,234
Family households:6,794
Nonfamily households:440
Population of homes with no people 60 years and over:41,100
1-person household:11,580
2-or-more-person household:29,520
Family homes:21,089
Nonfamily homes:8,431

Demographic population of multigenerational homes

homes in Johnson County with multiple generations.

 
Total Population:52,715
Home has three or more generations:589
Home does not have three or more generations:52,126

Demographic presence of unmarried partner of home owner-renter

Unmarried population in Johnson County under 18 years old in homes

 
Total Population:25,854
Unmarried partner of home lead present:1,702
In family homes:1,602
Population of male led and male partner homes:47
Population of male led and female partner households:602
Population of female led and female partner households:152
Population of female led and male partner households:801
In nonfamily homes:100
Population of male led and male partner homes:0
Population of male led and female partner homes:84
Population of female led and female partner homes:4
Population of female led and male partner homes:12
No unmarried partner of home lead present:24,152
In family homes:24,087
Population of husband-wife family homes:19,443
Population of male lead with no wife present, family homes:789
Population of female lead with no husband present, family homes:3,855
In nonfamily homes:65

Demographic population in families by age

Population in families living in Johnson County

 
Total Population:82,637
Population Under 18 years:25,543
Population 18 years and over:57,094

Demographic tenure of people in homes

How long in Johnson County have lived in one place.

 
Total:52,715
Population of Owner occupied homes:31,299
Family home:21,932
Nonfamily homess:9,367
Male led home:4,167
Living alone:3,006
Not living alone:1,161
Female led home:5,200
Living alone:4,256
Not living alone:944
Population of Renter occupied homes:21,416
Family run homes:5,951
Husband-wife family:3,259
Other family:2,692
Male led with no wife present:747
Female led with no husband present:1,945
Nonfamily Homes:15,465
Male led homes:8,054
Male living alone:4,490
Male not living alone:3,564
Female led homes:7,411
Females living alone:4,209
Females not living alone:3,202