
Greendale
- County:
- Milwaukee County
- County Seat:
- No
- Area (mi²):
- 5.565
- State:
- Wisconsin
Greendale is a village located in Milwaukee County, Wisconsin. Greendale has a 2025 population of 14,229. Greendale is currently declining at a rate of -0.84% annually and its population has decreased by -4.09% since the most recent census, which recorded a population of 14,836 in 2020.
The average household income in Greendale is $108,219 with a poverty rate of 7.88%. The median age in Greendale is 41.1 years: 41.4 years for males, and 40.7 years for females.