Richfield is located close to the center of Idaho. Richfield is part of Lincoln County. Richfield has 0.66 square miles of land area and 0.00 square miles of water area. As of 2010-2014, the total Richfield population is 457, which has grown 10.92% since 2000. The population growth rate is much lower than the state average rate of 23.61% and is lower than the national average rate of 11.61%. Richfield median household income is $41,771 in 2010-2014 and has grown by 44.81% since 2000. The income growth rate is much higher than the state average rate of 25.98% and is much higher than the national average rate of 27.36%. Richfield median house value is $79,100 in 2010-2014 and has grown by 34.98% since 2000. The house value growth rate is lower than the state average rate of 50.99% 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 Richfield is worse than the state average in quality. The Richfield area code is 208.