
St. Martin
- County:
- Stearns County
- County Seat:
- No
- Area (mi²):
- 0.873
- State:
- Minnesota
St. Martin is a city located in Stearns County, Minnesota. St. Martin has a 2025 population of 310. St. Martin is currently declining at a rate of 0% annually and its population has decreased by 0% since the most recent census, which recorded a population of 310 in 2020.
The average household income in St. Martin is $75,610 with a poverty rate of 17.08%. The median age in St. Martin is 38.4 years: 37.5 years for males, and 38.6 years for females.