Waukesha County WI Information


Waukesha County Subdivisions

Waukesha County WI Data & Demographics (As of July 1, 2017)


Total Population 402,229
Daytime Population: Workers 238,823
Daytime Population: Residents 191,084
Total Daytime Population (TDP) 429,907
Ratio TDP/Total Population1 1.07
Population in Households 396,810
Population in Familes 335,531
Population in Group Qrtrs 5,419
Population Density2 732
Diversity Index3 24


Median Household Income $80,325
Average Household Income $104,164
Per Capita Income $41,309


Total Housing Units 166,832 (100%)
Owner Occupied HU 118,141 (70.8%)
Renter Occupied HU 40,482 (24.3%)
Vacant Housing Units 8,209 ( 4.9%)
Median Home Value $277,729
Average Home Value $327,701


Total Households 158,623
Average Household Size 2.5
Family Households 112,226
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 0.43% 0.48%
Households 0.53% 0.54%
Families 0.43% 0.48%
Median Household Income   1.6%
Per Capita Income   2.21%


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, 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 # 3 97th
Population Density # 2 99th
Diversity Index # 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.