Sister Bay, WI 54234 ZIP Code Profile

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Sister Bay, WI

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ZIP Code 54234: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Sister Bay, WI 54234

  • ZIP Code Type: STANDARD
  • County: Door County
  • Centroid: Latitude 45.189, Longitude -87.114
  • Time Zone: Central Time Zone (UTC -6 hours)
  • Observes DST: Yes
  • Businesses Addresses: 175
  • PO Box Addresses: 382
  • Residential Addresses: 1,006
    • Multi-Family Addresses: 132
    • Single Family Addresses: 874

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.


54234 ZIP Code Map

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Sister Bay, WI 54234 Data & Demographics (As of July 1, 2017)


Total Population 1,845
Daytime Population: Workers 1,503
Daytime Population: Residents 1,114
Total Daytime Population (TDP) 2,617
Ratio TDP/Total Population1 1.42
Population in Households 1,769
Population in Familes 1,302
Population in Group Qrtrs 76
Population Density2 71
Diversity Index3 10


Median Household Income $51,895
Average Household Income $75,881
Per Capita Income $38,560


Total Housing Units 2,826 (100%)
Owner Occupied HU 655 (23.2%)
Renter Occupied HU 270 ( 9.6%)
Vacant Housing Units 1,901 (67.3%)
Median Home Value $279,211
Average Home Value $348,626


Total Households 925
Average Household Size 1.91
Family Households 527
Average Family Size 2
  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 0.23% 0.13%
Households 0.23% 0.11%
Families 0.08% 0.08%
Median Household Income   1.62%
Per Capita Income   2.72%

Sister Bay, WI 54234 - Peer Comparisons by Rank and Percentile

The table below compares 54234 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 # 493 36th
Population Density # 330 57th
Diversity Index # 525 32nd
Median Household Income # 476 38th
Per Capita Income # 65 92nd

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

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