Sister Bay, WI Profile: Facts, Map & Data


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Sister Bay, Wisconsin - Basic Facts

Real Estate Resources

The Village of Sister Bay had a population of 902 as of July 1, 2016.

The primary coordinate point for Sister Bay is located at latitude 45.1871 and longitude -87.1294 in Door County. The formal boundaries for the Village of Sister Bay (see map below) encompass a land area of 2.58 sq. miles and a water area of 1 sq. miles. Door County is in the Central time zone (GMT -6). The elevation is 620 feet.

The Village of Sister Bay (GNIS ID: 1584166) has a C5 Census Class Code which indicates an active incorporated place that is independent of any county subdivision and serves as a county subdivision equivalent. It also has a Functional Status Code of "A" which identifies an active government providing primary general-purpose functions.

Beneath the boundary map are tables with Sister Bay population, income and housing data, five-year growth projections and peer comparisons for key demographic data. The estimates are for July 1, 2016.

Neighborhood 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 certain data.


Village of Sister Bay, WI Boundary Map

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Sister Bay, WI Data & Demographics (As of July 1, 2016)


Total Population 902
Population in Households 841
Population in Familes 579
Population in Group Qrtrs 61
Population Density1 350
Diversity Index2 11


Total Households 476
Average Household Size 1.77
Family Households 242
Average Family Size 2


Total Housing Units 1,400 (100%)
Owner Occupied HU 302 (21.6%)
Renter Occupied HU 174 (12.4%)
Vacant Housing Units 924 (66.0%)
Median Home Value $258,500
Average Home Value $313,953


Median Household Income $47,650
Average Household Income $60,454
Per Capita Income $32,399
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 0.47% 0.44%
Households 0.65% 0.62%
Families 1.76% 0.57%
Median Household Income   1.82%
Per Capita Income   2.27%
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.

Sister Bay, WI - Peer Comparisons by Rank and Percentile

The table below compares Sister Bay to the other 774 incorporated cities, towns and CDPs 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 # 407 48th
Population Density1 # 550 29th
Diversity Index2 # 503 35th
Median Household Income # 472 39th
Per Capita Income # 116 85th

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