In 2023, Sister Bay, WI had a population of 1.02k people with a median age of 54.8 and a median household income of $57,679. Between 2022 and 2023 the population of Sister Bay, WI grew from 951 to 1,016, a 6.83% increase and its median household income grew from $48,295 to $57,679, a 19.4% increase.
The 5 largest ethnic groups in Sister Bay, WI are White (Non-Hispanic) (97.8%), White (Hispanic) (0.886%), Two+ (Non-Hispanic) (0.886%), American Indian & Alaska Native (Hispanic) (0.394%), and Black or African American (Non-Hispanic) (0%).
None of the households in Sister Bay, WI reported speaking a non-English language at home as their primary shared language. This does not consider the potential multi-lingual nature of households, but only the primary self-reported language spoken by all members of the household.
99.4% of the residents in Sister Bay, WI are U.S. citizens.
In 2023, the median property value in Sister Bay, WI was $328,700, and the homeownership rate was 46.8%.
Most people in Sister Bay, WI drove alone to work, and the average commute time was 12.5 minutes. The average car ownership in Sister Bay, WI was 1 car per household.