Cudahy
- County:
- Milwaukee County
- County Seat:
- No
- Area (mi²):
- 4.774
- State:
- Wisconsin
Cudahy is a city located in Milwaukee County, Wisconsin. Cudahy has a 2026 population of 17,704. Cudahy is currently growing at a rate of 0.05% annually but its population has decreased by -2.62% since the most recent census, which recorded a population of 18,181 in 2020.