Marble is located in northeast Minnesota. Marble is part of Itasca County. Marble has 4.35 square miles of land area and 0.10 square miles of water area. As of 2010-2014, the total Marble population is 602, which has shrunk 13.38% since 2000. The population growth rate is much lower than the state average rate of 9.44% and is much lower than the national average rate of 11.61%. Marble median household income is $38,472 in 2010-2014 and has grown by 40.61% since 2000. The income growth rate is higher than the state average rate of 29.12% and is higher than the national average rate of 27.36%. Marble median house value is $80,700 in 2010-2014 and has grown by 82.17% since 2000. The house value growth rate is much higher than the state average rate of 51.31% and is much higher than the national average rate of 46.91%. As a reference, the national Consumer Price Index (CPI) inflation rate for the same period is 26.63%. On average, the public school district that covers Marble is close to the state average in quality. The Marble area code is 218.