Northfield is located in south Minnesota. Northfield is between the Rice, Dakota, Goodhue county. Northfield has 8.56 square miles of land area and 0.05 square miles of water area. As of 2010-2014, the total Northfield population is 20,303, which has grown 18.41% 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%. Northfield median household income is $58,375 in 2010-2014 and has grown by 16.82% since 2000. The income growth rate is much lower than the state average rate of 29.12% and is much lower than the national average rate of 27.36%. Northfield median house value is $201,500 in 2010-2014 and has grown by 41.01% since 2000. The house value growth rate is lower than the state average rate of 51.31% and is lower 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 Northfield is much better than the state average in quality. The Northfield area code is 507.