Oconomowoc, WI 53066 ZIP Code Profile

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Oconomowoc, WI

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ZIP Code 53066: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Oconomowoc, WI 53066

Acceptable Alternative
Summit, WI 53066

  • ZIP Code Type: STANDARD
  • County: Waukesha County
  • Centroid: Latitude 43.105, Longitude -88.479
  • Time Zone: Central Time Zone (UTC -6 hours)
  • Observes DST: Yes

ZIP Code 53066 has segments in 4 Counties (Dodge, Jefferson, Washington, Waukesha).

  • Businesses Addresses: 995
  • PO Box Addresses: 164
  • Residential Addresses: 14,631
    • Multi-Family Addresses: 1,407
    • Single Family Addresses: 13,224

The ZIP Code maps and database are updated 4 times per year.
Database updated: February 1, 2018, Maps updated: February 1, 2018.

EXTREMELY LOCAL Demographic Data

Address Based Hyperlocal Data Input an address and get data & demographics for the pertinent census block group (CBG), a searchable map and a customized directory. The CBG is the smallest geographical unit used by the Census Bureau for reporting demographic data.


53066 ZIP Code Map

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Oconomowoc, WI 53066 Data & Demographics (As of July 1, 2017)


Total Population 35,423
Daytime Population: Workers 13,833
Daytime Population: Residents 16,692
Total Daytime Population (TDP) 30,525
Ratio TDP/Total Population1 0.86
Population in Households 34,971
Population in Familes 30,069
Population in Group Qrtrs 452
Population Density2 324
Diversity Index3 14


Median Household Income $84,778
Average Household Income $107,563
Per Capita Income $41,553


Total Housing Units 14,827 (100%)
Owner Occupied HU 10,520 (71.0%)
Renter Occupied HU 3,090 (20.8%)
Vacant Housing Units 1,217 ( 8.2%)
Median Home Value $296,392
Average Home Value $383,213


Total Households 13,610
Average Household Size 2.57
Family Households 9,951
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 0.73% 0.7%
Households 0.76% 0.71%
Families 0.67% 0.66%
Median Household Income   1.46%
Per Capita Income   2.09%

Oconomowoc, WI 53066 - Peer Comparisons by Rank and Percentile

The table below compares 53066 to the other 769 ZIP Codes 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 # 27 97th
Population Density # 175 77th
Diversity Index # 352 55th
Median Household Income # 27 97th
Per Capita Income # 34 96th

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

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