Local Data Search

USA.com / Kansas / Johnson County / Population and Races

Johnson County Population and Races

Hot Kansas Rankings
Fastest / Slowest Growing Counties in KS
Richest / Poorest Counties by Income in KS
Expensive / Cheapest Homes by County in KS
Most / Least Educated Counties in KS
Fastest / Slowest Growing Cities in KS
High / Low KS Cities by Males Employed
High / Low KS Cities by Females Employed
Best / Worst Cities by Crime Rate in KS
Richest / Poorest Cities by Income in KS
Expensive / Cheapest Homes by City in KS
Most / Least Educated Cities in KS

As of 2010, the total population of Johnson County is 544,179, which is 20.64% more than it was in 2000. The population growth rate is much higher than the state average rate of 6.13% and is much higher than the national average rate of 9.71%. The Johnson County population density is 1,133.95 people per square mile, which is much higher than the state average density of 34.68 people per square mile and is much higher than the national average density of 81.32 people per square mile. The most prevalent race in Johnson County is white, which represent 86.01% of the total population. The average Johnson County education level is higher than the state average and is higher than the national average.

Topics:Population GrowthPopulation DensityPopulation by RacesPopulation by First AncestryPopulation by GenderPopulation by AgeEducationSchool EnrollmentHousehold and FamilyMarital StatusPlace of Birth and CitizenshipLanguage

Population in 2010: 544,179. #1

Population Growth Since 2000, #2

Johnson County

Population Density, #1

Johnson County
1,133.95 per square mile
34.68 per square mile
81.32 per square mile

Population by Races

White:468,052 (86.01%, #88)
Black:23,636 (4.34%, #12)
Hispanic:38,949 (7.16%, #33)
Asian:22,743 (4.18%, #2)
Native (American Indian, Alaska Native, Hawaiian Native, etc.):2,313 (0.43%, #85)
One Race, Other:13,797 (2.54%, see rank)
Two or More Races:13,638 (2.51%, see rank)

Hispanic Population
Mexican:29,026 (74.52%, see rank)
Puerto Rican:1,369 (3.51%, see rank)
Cuban:690 (1.77%, see rank)
Central American:2,559 (6.57%, see rank)
South American:2,319 (5.95%, see rank)

Asian Population
Indian:8,595 (37.79%, see rank)
Chinese:4,409 (19.39%, see rank)
Filipino:1,482 (6.52%, see rank)
Japanese:485 (2.13%, see rank)
Korean:2,052 (9.02%, see rank)
Vietnamese:1,863 (8.19%, see rank)
Asian, Other:3,510 (15.43%, see rank)

*Based on 2010 data. View historical race data.

Population by First Ancestry

486,906 (89.17%) out of the total population of 546,046 reported first ancestry.

 Johnson County% of the Total PopulationKansasU.S.
Arab3,3570.61%, see rank0.32%0.53%
Czech4,9240.90%, see rank0.89%0.50%
Danish4,0560.74%, see rank0.54%0.45%
Dutch9,8421.80%, see rank2.12%1.51%
English70,62712.93%, see rank10.41%8.53%
French20,1743.69%, see rank3.37%3.54%
German163,48629.94%, see rank29.61%15.79%
Greek1,7420.32%, see rank0.16%0.42%
Hungarian1,2680.23%, see rank0.15%0.48%
Irish85,12015.59%, see rank13.08%11.36%
Italian21,9414.02%, see rank2.29%5.66%
Norwegian10,0601.84%, see rank1.13%1.46%
Polish13,1952.42%, see rank1.40%3.13%
Portuguese6420.12%, see rank0.10%0.46%
Russian6,6841.22%, see rank0.79%0.97%
Scotch-Irish8,4941.56%, see rank1.25%1.07%
Scottish13,5582.48%, see rank2.01%1.81%
Subsaharan African5,8441.07%, see rank0.61%0.93%
Swedish15,8482.90%, see rank2.40%1.34%
Swiss3,9540.72%, see rank0.54%0.31%
Ukrainian1,2270.22%, see rank0.10%0.31%
American33,1936.08%, see rank7.67%6.72%
Welsh5,7061.04%, see rank0.80%0.60%

*Based on 2008-2012 data. View historical first ancestry data.

Population by Gender

Male: 265,733 (48.83%, see rank)
Females: 278,446 (51.17%, see rank)

Johnson County
Male: 48.83%
Female: 51.17%
Male: 49.61%
Female: 50.39%
Male: 49.16%
Female: 50.84%

*Based on 2010 data. View historical gender data.

Population by Age

Median Age (see rank)
Johnson County
36.40 years old
36.00 years old
37.20 years old

Median Age, Male (see rank)
Johnson County
35.20 years old
34.70 years old
35.80 years old

Median Age, Female (see rank)
Johnson County
37.60 years old
37.40 years old
38.50 years old

 Johnson County% of the Total PopulationKansasU.S.
Under 5 years39,1807.20%, see rank7.20%6.54%
5 to 9 years40,7447.49%, see rank7.10%6.59%
10 to 14 years40,0247.35%, see rank6.97%6.70%
15 to 19 years34,4146.32%, see rank7.14%7.14%
20 to 24 years27,8905.13%, see rank7.17%6.99%
25 to 34 years79,23614.56%, see rank13.24%13.30%
35 to 44 years78,03614.34%, see rank12.15%13.30%
45 to 54 years81,83915.04%, see rank14.24%14.58%
55 to 64 years63,49411.67%, see rank11.61%11.82%
65 to 74 years31,1565.73%, see rank6.67%7.03%
75 to 84 18,8343.46%, see rank4.43%4.23%
85 years and over9,3321.71%, see rank2.08%1.78%

*Based on 2010 data. View historical age data.

Education for the 25 Years and Over

 Johnson CountyKansasU.S.
Total 25 Years and Over Population363,513, 100%1,838,079204,336,017
Less Than High School15,540, 4.27%, see rank10.27%14.28%
High School Graduate58,543, 16.10%, see rank27.81%28.24%
Some College or Associate Degree101,980, 28.05%, see rank31.92%28.99%
Bachelor Degree120,328, 33.10%, see rank19.56%17.88%
Master, Doctorate, or Professional Degree67,122, 18.46%, see rank10.44%10.61%
USA.com Education Index#15.01, see rank13.7413.47
# Higher USA.com Education Index means more educated population.

*Based on 2008-2012 data. View historical education level data.

School Enrollment

 Johnson County KansasU.S.
Total PublicPrivatePublicPrivatePublicPrivate
Nursery School, Preschool, Kindergarten20,50857.52%42.48%73.84%26.16%70.05%29.95%
Elementary School (Grades 1-8)64,43884.75%, see rank15.25%, see rank88.95%11.05%89.62%10.38%
High School (Grades 9-12)30,61985.22%, see rank14.78%, see rank90.13%9.87%90.52%9.48%
College25,76580.38%, see rank19.62%, see rank85.25%14.75%77.79%22.21%
Graduate School9,39168.59%, see rank31.41%, see rank75.87%24.13%58.62%41.38%

*Based on 2008-2012 data. View historical school enrollment data.

Household and Family

 Johnson CountyKansasU.S.
Total Households212,882, 100%1,112,096116,716,292
Average Household Size2.53, see rank2.492.58
1 Person Households54,888, 25.78%, see rank27.82%26.74%
2 or More Person Households157,994, 74.22%, see rank72.18%73.26%
Family Households (Families)145,262, 68.24%, see rank66.01%66.43%
Average Family Size3.08, see rank3.063.14
Married-Couple Family119,130, 55.96%, see rank51.10%48.42%
Nonfamily Households67,620, 31.76%, see rank33.99%33.57%

*Based on 2010 data. View historical household and family data.

Marital Status of 15 Years and Over

 Johnson County%KansasU.S.
15 Years and Over Total426,888see rank2,248,282248,042,237
Males, 15 Years and Over205,647100%, see rank1,106,715120,789,875
Never Married56,39927.43%, see rank31.24%35.08%
Married127,79462.14%, see rank55.77%52.93%
Widowed3,9791.93%, see rank2.54%2.53%
Divorced17,4758.50%, see rank10.45%9.46%
Females, 15 Years and Over221,241100%, see rank1,141,567127,252,362
Never Married51,94623.48%, see rank24.46%28.74%
Married125,12856.56%, see rank53.54%49.95%
Widowed15,7947.14%, see rank9.35%9.34%
Divorced28,37312.82%, see rank12.66%11.97%

*Based on 2008-2012 data. View historical marital status data.

Place of Birth and Citizenship

 Johnson County%KansasU.S.
Native501,24891.80%, see rank93.46%87.13%
Born in the State of Residence217,20039.78%, see rank58.84%58.71%
Born in Different State279,81951.24%, see rank33.80%27.04%
Born in Puerto Rico, U.S. Island Areas,
or Born Abroad to American Parent(s)
4,2290.77%, see rank0.82%1.38%
Foreign Born44,7988.20%, see rank6.54%12.87%
Foreign Born with U.S. Citizenship18,3863.37%, see rank2.22%5.71%
Foreign Born without U.S. Citizenship26,4124.84%, see rank4.32%7.16%
Born In Europe4,9490.91%, see rank0.52%1.56%
Born In Asia18,6453.41%, see rank1.91%3.67%
Born In Africa4,2630.78%, see rank0.32%0.51%
Born In Oceania1790.03%, see rank0.03%0.07%
Born In Latin America15,8122.90%, see rank3.65%6.79%
Born In Northern America9420.17%, see rank0.10%0.26%

*Based on 2008-2012 data. View historical place of birth and citizenship data.

Language Spoken at Home

 Johnson County%KansasU.S.
English187,15887.18%, see rank88.85%79.64%
Spanish11,4055.31%, see rank6.68%11.57%
Other Indo-European Languages8,0033.73%, see rank2.21%4.61%
Asian and Pacific Islander Languages5,8102.71%, see rank1.72%3.24%
Other2,2941.07%, see rank0.53%0.94%

*Based on 2008-2012 data. View historical language spoken at home data.

The USA.com website and domain are privately owned and are not operated by or affiliated with any government or municipal authority.
© 2015 World Media Group, LLC.