Mequon
- County:
- Ozaukee County
- County Seat:
- No
- Area (mi²):
- 46.283
- State:
- Wisconsin
Mequon is a city located in Ozaukee County, Wisconsin. Mequon has a 2026 population of 25,329. Mequon is currently declining at a rate of -0.02% annually but its population has increased by 0.77% since the most recent census, which recorded a population of 25,136 in 2020.