Sister Bay, Wisconsin Sister Bay, Wisconsin Location of Sister Bay, Wisconsin Location of Sister Bay, Wisconsin Sister Bay is a village in Door County, Wisconsin, United States.

According to the United States Enumeration Bureau, the village has a total region of 3.58 square miles (9.27 km2), of which 2.58 square miles (6.68 km2) is territory and 1.00 square mile (2.59 km2) is water. The populace density was 339.5 inhabitants per square mile (131.1/km2).

There were 1,335 housing units at an average density of 517.4 per square mile (199.8/km2).

The ethnic makeup of the village was 97.5% White, 0.7% African American, 0.1% Native American, 0.2% Asian, 1.0% from other competitions, and 0.5% from two or more competitions.

There were 457 homeholds of which 11.2% had kids under the age of 18 residing with them, 40.3% were married couples residing together, 5.0% had a female homeholder with no husband present, 2.2% had a male homeholder with no wife present, and 52.5% were non-families.

47.3% of all homeholds were made up of individuals and 29.7% had someone residing alone who was 65 years of age or older.

The average homehold size was 1.75 and the average family size was 2.43.

The median age in the village was 62.7 years.

10.3% of inhabitants were under the age of 18; 3.2% were between the ages of 18 and 24; 15% were from 25 to 44; 25.3% were from 45 to 64; and 46.2% were 65 years of age or older.

The populace density was 341.9 per square mile (132.1/km ).

There were 945 housing units at an average density of 364.7 per square mile (140.9/km ).

The ethnic makeup of the village was 98.42% White, 0.11% African American, 0.79% Native American, 0.23% Asian, 0.11% from other competitions, and 0.34% from two or more competitions.

There were 446 homeholds of which 11.4% had kids under the age of 18 residing with them, 46.0% were married couples residing together, 3.6% had a female homeholder with no husband present, and 49.6% were non-families.

46.4% of all homeholds were made up of individuals and 28.7% had someone residing alone who was 65 years of age or older.

The average homehold size was 1.78 and the average family size was 2.45.

10.9% of the populace were under the age of 18, 3.7% from 18 to 24, 13.4% from 25 to 44, 25.7% from 45 to 64, and 46.2% who were 65 years of age or older.

About 1.4% of families and 3.5% of the populace were below the poverty line, including none of those under age 18 and 3.6% of those age 65 or over.

"Annual Estimates of the Resident Population for Incorporated Places: April 1, 2010 to July 1, 2015".

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