Mountain Iron is a city located in Minnesota. With a 2020 population of 2,831, it is the 212th largest city in Minnesota and the 6406th largest city in the United States. Mountain Iron is currently declining at a rate of -0.25% annually and its population has decreased by -1.32% since the most recent census, which recorded a population of 2,869 in 2010. Mountain Iron reached it's highest population of 4,134 in 1980. Spanning over 71 miles, Mountain Iron has a population density of 42 people per square mile.
The average household income in Mountain Iron is $59,916 with a poverty rate of 16.82%. The median rental costs in recent years comes to $510 per month, and the median house value is $140,700. The median age in Mountain Iron is 43.4 years, 41 years for males, and 48.2 years for females. For every 100 females there are 101.1 males.