Waukesha County WI Information


Waukesha County Subdivisions

Waukesha County WI Data & Demographics (As of July 1, 2016)


Total Population 398,534
Population in Households 392,995
Population in Familes 333,102
Population in Group Qrtrs 5,539
Population Density1 725
Diversity Index2 23


Total Households 157,502
Average Household Size 2.5
Family Households 111,674
Average Family Size 3


Total Housing Units 165,551 (100%)
Owner Occupied HU 118,667 (71.7%)
Renter Occupied HU 38,835 (23.5%)
Vacant Housing Units 8,049 ( 4.9%)
Median Home Value $274,290
Average Home Value $324,234


Median Household Income $77,748
Average Household Income $99,479
Per Capita Income $39,553
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 0.35% 0.4%
Households 0.5% 0.5%
Families 0.42% 0.45%
Median Household Income   2.15%
Per Capita Income   1.95%
1) Population Density = Total Population per square mile.
2) The Diversity Index is a scale of 0 to 100 that represents the likelyhood 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.
Based on Census 2010 counts, the Diversity Index for the United States was 60.6 and it is expected to increase to 64.8 by July 1, 2018.


Waukesha County WI - Peer Comparisons by Rank and Percentile

The table below compares Waukesha County to the other 72 counties and county equivalents in Wisconsin by rank and percentile using July 1, 2016 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 # 3 97th
Population Density1 # 2 99th
Diversity Index2 # 22 71st
Median Household Income # 1 100th
Per Capita Income # 2 99th

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