Fairmont is located in south Minnesota. Fairmont is part of Martin County. Fairmont has 15.04 square miles of land area and 1.88 square miles of water area. As of 2010-2014, the total Fairmont population is 10,474, which has shrunk 3.81% 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%. Fairmont median household income is $51,809 in 2010-2014 and has grown by 53.69% since 2000. The income growth rate is much higher than the state average rate of 29.12% and is much higher than the national average rate of 27.36%. Fairmont median house value is $113,500 in 2010-2014 and has grown by 62.61% since 2000. The house value growth rate is higher than the state average rate of 51.31% and is 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 Fairmont is better than the state average in quality. The Fairmont area code is 507.