St. Martin is a city located in Stearns County Minnesota. With a 2020 population of 354, it is the 558th largest city in Minnesota and the 14717th largest city in the United States . St. Martin is currently growing at a rate of 0.85% annually and its population has increased by 14.94% since the most recent census, which recorded a population of 308 in 2010. St. Martin reached it's highest population of 354 in 2021. Spanning over 1 miles, St. Martin has a population density of 405 people per square mile.
The average household income in St. Martin is $71,490 with a poverty rate of 7.94%. The median rental costs in recent years comes to $300 per month, and the median house value is $130,700. The median age in St. Martin is 35.4 years, 35.6 years for males, and 34 years for females.