Sister Bay is located in Wisconsin. Sister Bay, Wisconsin has a population of 712. Sister Bay is less family-centric than the surrounding county with 9.8% of the households containing married families with children. The county average for households married with children is 23.89%.
The median household income in Sister Bay, Wisconsin is $39,667. The median household income for the surrounding county is $56,494 compared to the national median of $57,652. The median age of people living in Sister Bay is 64.3 years.
The average high temperature in July is 79.4 degrees, with an average low temperature in January of 11.7 degrees. The average rainfall is approximately 30.5 inches per year, with 48.1 inches of snow per year.