
Franklin
- County:
- Milwaukee County
- County Seat:
- No
- Area (mi²):
- 34.575
- State:
- Wisconsin
Franklin is a city located in Milwaukee County, Wisconsin. Franklin has a 2025 population of 35,045. Franklin is currently declining at a rate of -0.62% annually and its population has decreased by -3.04% since the most recent census, which recorded a population of 36,144 in 2020.
The average household income in Franklin is $129,069 with a poverty rate of 6.92%. The median age in Franklin is 43.2 years: 41.8 years for males, and 44.4 years for females.