
Oronoco
- County:
- Olmsted County
- County Seat:
- No
- Area (mi²):
- 2.932
- State:
- Minnesota
Oronoco is a city located in Olmsted County, Minnesota. Oronoco has a 2025 population of 1,761. Oronoco is currently declining at a rate of -0.56% annually and its population has decreased by -2.71% since the most recent census, which recorded a population of 1,810 in 2020.
The average household income in Oronoco is $172,092 with a poverty rate of 2.4%. The median age in Oronoco is 35.7 years: 37.2 years for males, and 35 years for females.