Marble is a city located in Itasca County Minnesota. With a 2020 population of 667, it is the 430th largest city in Minnesota and the 12084th largest city in the United States . Marble is currently declining at a rate of -0.30% annually and its population has decreased by -4.85% since the most recent census, which recorded a population of 701 in 2010. Marble reached it's highest population of 700 in 2010. Spanning over 4 miles, Marble has a population density of 155 people per square mile.
The average household income in Marble is $45,667 with a poverty rate of 27.20%. The median rental costs in recent years comes to $625 per month, and the median house value is $71,900. The median age in Marble is 39.5 years, 38 years for males, and 40.4 years for females.