Sister Bay, Wisconsin
Sister Bay: Village in Door County, Wisconsin
About
Sister Bay is a village located in the county of Door in the U.S. state of Wisconsin. Its population at the 2010 census was 876 and a population density of 95 people per km². After 10 years in 2020 city had an estimated population of 934 inhabitants.
Quick Facts about Sister Bay
| Population : | 934 (2020) |
| Country : | United States of America |
| State : | Wisconsin (United States) |
| County : | Door County |
| Postal code : | 54234 |
| Area : | 9.25 km2 |
| Altitude : | 620 feet / 189 meters |
| Time Zone : | Central Time Zone |
| Local time : | 15:54:09 (5th December 2025) |
| Density : | 101 Pop. per km² as of 2020 |
| Population growth : | 6.21% (2010-2020) |
Geography
Sister Bay is located at 45°11'14"N 87°7'15"W (45.1872100, -87.1209500).
Sister Bay map
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Demographics
The population of Sister Bay increased by 6.21% in 10 years.
| Year | Population | % Change | Method |
| 2010 | 876 | - | census |
| 2011 | 882 | 0.68% | estimation process |
| 2012 | 894 | 1.34% | estimation process |
| 2013 | 918 | 2.61% | estimation process |
| 2014 | 913 | -0.55% | estimation process |
| 2015 | 906 | -0.77% | estimation process |
| 2016 | 922 | 1.74% | estimation process |
| 2017 | 920 | -0.22% | estimation process |
| 2018 | 931 | 1.18% | estimation process |
| 2019 | 935 | 0.43% | estimation process |
| 2020 | 934 | -0.11% | estimation process |
Sister Bay zip code is 54234.
County name: Door, County
fips: 55029
Stations (4)
Amtrak & bus stations near Sister Bay, WI
| Code | Name | Address | Type |
|---|---|---|---|
| MWI | Marinette, Wisconsin | W 1390 Old Peshtigo Road | BUS |
| EMI | Escanaba, Michigan | 2901 27th Avenue North | BUS |
| OCO | Oconto, Wisconsin | 517 Smith Avenue | BUS |
| GBY | Green Bay, Wisconsin | 800 Cedar Street | BUS |
Post offices near Sister Bay
| Post Office Name | City | ZIP |
|---|---|---|
| Sister Bay Post Office | Sister Bay (WI) | 54234 |
Other cities in Door County
Cities, towns, neighborhoods & other populated places in Door County , WI.
| City Name | Population | Title |
|---|---|---|
| Whitefish Bay | 13,770 | Village in Milwaukee County, Wisconsin, United States |
| Washington | 1,504 | Civil town in Door County, Wisconsin |
| Egg Harbor | 1,371 | Civil town in Door County, Wisconsin |
| Brussels | 1,115 | Civil town in Door County, Wisconsin |
| Forestville | 1,110 | Civil town in Door County, Wisconsin |
| Baileys Harbor | 1,048 | Civil town in Door County, Wisconsin |
| Sturgeon Bay | 837 | City in Door County, Wisconsin |
| Jacksonport | 720 | City in Door County, Wisconsin, United States of America |
| Ephraim | 283 | Village in Door County, Wisconsin |
| North Bay | 233 | Unincorporated community in Door County, Wisconsin |
