Population by Age in Johnson County
*Base on 2010 Data
| Total population | 139,654 | 100.00% |
| Under 5 years | 9,625 | 6.89% |
| 5 to 9 years | 10,370 | 7.43% |
| 10 to 14 years | 10,689 | 7.65% |
| 15 to 19 years | 9,822 | 7.03% |
| 20 to 24 years | 7,972 | 5.71% |
| 25 to 29 years | 8,756 | 6.27% |
| 30 to 34 years | 9,061 | 6.49% |
| 35 to 39 years | 9,920 | 7.10% |
| 40 to 44 years | 9,882 | 7.08% |
| 45 to 49 years | 10,729 | 7.68% |
| 50 to 54 years | 9,759 | 6.99% |
| 55 to 59 years | 8,542 | 6.12% |
| 60 to 64 years | 7,353 | 5.27% |
| 65 to 69 years | 5,463 | 3.91% |
| 70 to 74 years | 4,055 | 2.90% |
| 75 to 79 years | 2,961 | 2.12% |
| 80 to 84 years | 2,411 | 1.73% |
| 85 years and over | 2,284 | 1.64% |
Male Population in Johnson County
*Base on 2010 Data
| Male population | 68,697 | 49.19% |
| Under 5 years | 4,939 | 3.54% |
| 5 to 9 years | 5,415 | 3.88% |
| 10 to 14 years | 5,461 | 3.91% |
| 15 to 19 years | 5,017 | 3.59% |
| 20 to 24 years | 4,008 | 2.87% |
| 25 to 29 years | 4,327 | 3.10% |
| 30 to 34 years | 4,462 | 3.20% |
| 35 to 39 years | 4,937 | 3.54% |
| 40 to 44 years | 4,998 | 3.58% |
| 45 to 49 years | 5,330 | 3.82% |
| 50 to 54 years | 4,784 | 3.43% |
| 55 to 59 years | 4,133 | 2.96% |
| 60 to 64 years | 3,542 | 2.54% |
| 65 to 69 years | 2,572 | 1.84% |
| 70 to 74 years | 1,843 | 1.32% |
| 75 to 79 years | 1,263 | 0.90% |
| 80 to 84 years | 938 | 0.67% |
| 85 years and over | 728 | 0.52% |
Female Population in Johnson County
*Base on 2010 Data
| Female population | 70,957 | 50.81% |
| Under 5 years | 4,686 | 3.36% |
| 5 to 9 years | 4,955 | 3.55% |
| 10 to 14 years | 5,228 | 3.74% |
| 15 to 19 years | 4,805 | 3.44% |
| 20 to 24 years | 3,964 | 2.84% |
| 25 to 29 years | 4,429 | 3.17% |
| 30 to 34 years | 4,599 | 3.29% |
| 35 to 39 years | 4,983 | 3.57% |
| 40 to 44 years | 4,884 | 3.50% |
| 45 to 49 years | 5,399 | 3.87% |
| 50 to 54 years | 4,975 | 3.56% |
| 55 to 59 years | 4,409 | 3.16% |
| 60 to 64 years | 3,811 | 2.73% |
| 65 to 69 years | 2,891 | 2.07% |
| 70 to 74 years | 2,212 | 1.58% |
| 75 to 79 years | 1,698 | 1.22% |
| 80 to 84 years | 1,473 | 1.05% |
| 85 years and over | 1,556 | 1.11% |
Median Age in Johnson County
*Base on 2010 Data
| Both | 36.80% | |
| Male | 35.70% | |
| Female | 37.90% |
Race in Johnson County
*Base on 2010 Data
| Total | 139,654 | 100.00% |
| Population of one race | 137,515 | 98.47% |
| White | 131,140 | 93.90% |
| Black or African American | 1,578 | 1.13% |
| American Indian and Alaska Native | 315 | 0.23% |
| Asian | 2,744 | 1.96% |
| Asian Indian | 1,613 | 1.15% |
| Chinese | 323 | 0.23% |
| Filipino | 235 | 0.17% |
| Japanese | 163 | 0.12% |
| Korean | 124 | 0.09% |
| Vietnamese | 133 | 0.10% |
| Other Asian | 153 | 0.11% |
| Native Hawaiian and Other Pacific Islander | 46 | 0.03% |
| Native Hawaiian | 14 | 0.01% |
| Guamanian or Chamorro | 3 | 0.00% |
| Samoan | 7 | 0.01% |
| Other Pacific Islander | 22 | 0.02% |
| Some Other Race | 1,692 | 1.21% |
| Population of Two or More Races | 2,139 | 1.53% |
| White; American Indian and Alaska Native | 456 | 0.33% |
| White; Asian | 446 | 0.32% |
| White; Black or African American | 676 | 0.48% |
| White; Some Other Race | 253 | 0.18% |
The Population 16 Years in Johnson County
*Base on 2010 Data
| Total | 106,851 | 100.00% |
| Male | 51,803 | 48.48% |
| Female | 55,048 | 51.52% |
The Population 18 Years in Johnson County
*Base on 2010 Data
| Total | 102,754 | 100.00% |
| Male | 49,720 | 48.39% |
| Female | 53,034 | 51.61% |
The Population 21 Years in Johnson County
*Base on 2010 Data
| Total | 97,579 | 100.00% |
| Male | 47,047 | 48.21% |
| Female | 50,532 | 51.79% |
The Population 62 Years in Johnson County
*Base on 2010 Data
| Total | 21,399 | 100.00% |
| Male | 9,388 | 43.87% |
| Female | 12,011 | 56.13% |
The Population 65 Years in Johnson County
*Base on 2010 Data
| Total | 17,174 | 100.00% |
| Male | 7,344 | 42.76% |
| Female | 9,830 | 57.24% |
Race (total races tallied) in Johnson County
*Base on 2010 Data
| White alone or in combination with one or more other races | 133,110 | 93.79% |
| Black or African American alone or in combination with one or more other races | 2,365 | 1.67% |
| American Indian and Alaska Native alone or in combination with one or more other races | 878 | 0.62% |
| Asian alone or in combination with one or more other races | 3,360 | 2.37% |
| Native Hawaiian and Other Pacific Islander alone or in combination with one or more other races | 140 | 0.10% |
| Some Other Race alone or in combination with one or more other races | 2,069 | 1.46% |
Hispanic or Latino by Specific Origin in Johnson County
*Base on 2010 Data
| Total | 139,654 | 100.00% |
| Hispanic or Latino (of any race) | 4,270 | 3.06% |
| Mexican | 3,168 | 2.27% |
| Puerto Rican | 354 | 0.25% |
| Cuban | 56 | 0.04% |
| Other Hispanic or Latino | 692 | 0.50% |
| Not Hispanic or Latino | 135,384 | 96.94% |
Hispanic or Latino and Race in Johnson County
*Base on 2010 Data
| Total | 139,654 | 100.00% |
| Hispanic or Latino | 4,270 | 3.06% |
| White alone | 2,237 | 1.60% |
| Black or African American alone | 42 | 0.03% |
| American Indian and Alaska Native alone | 63 | 0.05% |
| Asian alone | 28 | 0.02% |
| Native Hawaiian and Other Pacific Islander alone | 0 | 0.00% |
| Some Other Race alone | 1,542 | 1.10% |
| Two or More Races | 358 | 0.26% |
| Not Hispanic or Latino | 135,384 | 96.94% |
| White alone | 128,903 | 92.30% |
| Black or African American alone | 1,536 | 1.10% |
| American Indian and Alaska Native alone | 252 | 0.18% |
| Asian alone | 2,716 | 1.94% |
| Native Hawaiian and Other Pacific Islander alone | 46 | 0.03% |
| Some Other Race alone | 150 | 0.11% |
| Two or More Races | 1,781 | 1.28% |
Relationship in Johnson County
*Base on 2010 Data
| Total | 139,654 | 100.00% |
| In households | 137,322 | 98.33% |
| Householder | 52,242 | 37.41% |
| Spouse | 29,950 | 21.45% |
| Child | 42,742 | 30.61% |
| Own child under 18 years | 33,445 | 23.95% |
| Other relatives | 5,971 | 4.28% |
| Under 18 years | 2,608 | 1.87% |
| 65 years and over | 878 | 0.63% |
| Nonrelatives | 6,417 | 4.59% |
| Under 18 years | 756 | 0.54% |
| 65 years and over | 214 | 0.15% |
| Unmarried partner | 3,376 | 2.42% |
| In group quarters | 2,332 | 1.67% |
| Institutionalized population | 1,699 | 1.22% |
| Male | 894 | 0.64% |
| Female | 805 | 0.58% |
| Noninstitutionalized population | 633 | 0.45% |
| Male | 297 | 0.21% |
| Female | 336 | 0.24% |
Households by Type in Johnson County
*Base on 2010 Data
| Subject | Number | Percent |
|---|---|---|
| Total | 52,242 | 100.00% |
| Family households (families) | 37,711 | 72.19% |
| With own children under 18 years | 17,720 | 33.92% |
| Husband-wife family | 29,950 | 57.33% |
| With own children under 18 years | 13,067 | 25.01% |
| Male householder, no wife present | 2,429 | 4.65% |
| With own children under 18 years | 1,407 | 2.69% |
| Female householder, no husband present | 5,332 | 10.21% |
| With own children under 18 years | 3,246 | 6.21% |
| Nonfamily households | 14,531 | 27.81% |
| Householder living alone | 11,797 | 22.58% |
| Male | 5,024 | 9.62% |
| 65 years and over | 1,096 | 2.10% |
| Female | 6,773 | 12.96% |
| 65 years and over | 3,256 | 6.23% |
Households with individuals under 18 years in Johnson County
*Base on 2010 Data
| Total | 19,363 | 37.06% |
Households with individuals under 65 years in Johnson County
*Base on 2010 Data
| Total | 11,801 | 22.59% |
Average Household Size in Johnson County
*Base on 2010 Data
| Average household size | 3 | % |
Average Family Size in Johnson County
*Base on 2010 Data
| Average family size | 3 | % |
Housing Occupancy(Total housing units) in Johnson County
*Base on 2010 Data
| Total | 56,649 | 100.00% |
| Occupied housing units | 52,242 | 92.22% |
| Vacant housing units | 4,407 | 7.78% |
| For rent | 1,597 | 2.82% |
| Rented, not occupied | 110 | 0.19% |
| For sale only | 846 | 1.49% |
| Sold, not occupied | 176 | 0.31% |
| For seasonal, recreational, or occasional use | 498 | 0.88% |
| All other vacants | 1,180 | 2.08% |
Homeowner Vacancy Rate in Johnson County
*Base on 2010 Data
| Homeowner vacancy rate (percent) | 2.10% |
Rental Vacancy Rate in Johnson County
*Base on 2010 Data
| Rental vacancy rate (percent) | 10.40% |
Housing Tenure(Occupied housing units) in Johnson County
*Base on 2010 Data
| Total | 52,242 | 100.00% |
| Owner-occupied housing units | 38,569 | 73.83% |
| Renter-occupied housing units | 13,673 | 26.17% |
Population in Occupied Housing Units by Tenure(Population in occupied housing units) in Johnson County
*Base on 2010 Data
| Owner-occupied housing units | 104,876 | 76.37% |
| Renter-occupied housing units | 32,446 | 23.63% |
Average Household Size of Occupied Housing Units by Tenure in Johnson County
*Base on 2010 Data
| Owner occupied | 3 | % |
| Renter occupied | 2 | % |