Johnson County KS Information


Johnson County Subdivisions

Johnson County KS Data & Demographics (As of July 1, 2017)


Total Population 594,874
Daytime Population: Workers 330,435
Daytime Population: Residents 285,481
Total Daytime Population (TDP) 615,916
Ratio TDP/Total Population1 1.04
Population in Households 589,708
Population in Familes 487,641
Population in Group Qrtrs 5,166
Population Density2 1,257
Diversity Index3 39


Median Household Income $80,690
Average Household Income $106,634
Per Capita Income $41,581


Total Housing Units 243,111 (100%)
Owner Occupied HU 160,781 (66.1%)
Renter Occupied HU 70,167 (28.9%)
Vacant Housing Units 12,163 ( 5.0%)
Median Home Value $236,823
Average Home Value $290,910


Total Households 230,948
Average Household Size 2.55
Family Households 156,359
Average Family Size 3
  1. If the ratio of the TDP to Total Population is greater than 1, the location gains population during the day when commuting workers are present. If the ratio is less than 1, the location is more of a bedroom community where people commute to another place for work.
  2. Population Density = Total Population per square mile.
  3. The Diversity Index is a scale of 0 to 100 that represents the likelihood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.


2010-2017 2017-2022
Population 1.24% 1.22%
Households 1.13% 1.15%
Families 1.02% 1.09%
Median Household Income   2.09%
Per Capita Income   2.22%


Johnson County KS - Peer Comparisons by Rank and Percentile

The table below compares Johnson County to the other 105 counties and county equivalents in Kansas by rank and percentile using July 1, 2017 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 1 100th
Population Density # 1 100th
Diversity Index # 28 74th
Median Household Income # 1 100th
Per Capita Income # 1 100th

Additional comparisons and rankings can be made with a VERY EASY TO USE Kansas Census Data Comparison Tool.