Kellogg is located in north Idaho. Kellogg is part of Shoshone County. Kellogg has 3.96 square miles of land area and 0.05 square miles of water area. As of 2010-2014, the total Kellogg population is 2,275, which has shrunk 5.01% since 2000. The population growth rate is much lower than the state average rate of 23.61% and is much lower than the national average rate of 11.61%. Kellogg median household income is $40,657 in 2010-2014 and has grown by 56.99% 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%. Kellogg median house value is $98,600 in 2010-2014 and has grown by 44.79% since 2000. The house value growth rate is lower than the state average rate of 50.99% and is about the same as 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 Kellogg is worse than the state average in quality. The Kellogg area code is 208.