Janesville is located in south Minnesota. Janesville is between the Waseca, Blue Earth county. Janesville has 1.75 square miles of land area and 0.00 square miles of water area. As of 2010-2014, the total Janesville population is 2,685, which has grown 27.31% since 2000. The population growth rate is much higher than the state average rate of 9.44% and is much higher than the national average rate of 11.61%. Janesville median household income is $56,887 in 2010-2014 and has grown by 36.53% 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%. Janesville median house value is $127,700 in 2010-2014 and has grown by 51.48% since 2000. The house value growth rate is about the same as 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 Janesville is close to the state average in quality. The Janesville area code is 507.