
Bayside
- County:
- Milwaukee County
- County Seat:
- No
- Area (mi²):
- 2.386
- State:
- Wisconsin
Bayside is a village located in Milwaukee County, Wisconsin. Bayside has a 2025 population of 4,299. Bayside is currently declining at a rate of -0.81% annually and its population has decreased by -3.91% since the most recent census, which recorded a population of 4,474 in 2020.
The average household income in Bayside is $181,050 with a poverty rate of 5.18%. The median age in Bayside is 44.8 years: 42.3 years for males, and 48.6 years for females.