
Rochester
- County:
- Olmsted County
- County Seat:
- Yes
- Area (mi²):
- 56.486
- State:
- Minnesota
Rochester is a city located in Olmsted County, Minnesota. Rochester has a 2025 population of 122,971. It is also the county seat of .Rochester is currently growing at a rate of 0.23% annually and its population has increased by 1.15% since the most recent census, which recorded a population of 121,575 in 2020.
The average household income in Rochester is $119,510 with a poverty rate of 9.05%. The median age in Rochester is 36.4 years: 35.7 years for males, and 37 years for females.