Tetonia is located in east Idaho. Tetonia is part of Teton County. Tetonia has 0.57 square miles of land area and has no water area. As of 2010-2014, the total Tetonia population is 286, which has grown 15.79% since 2000. The population growth rate is much lower than the state average rate of 23.61% and is higher than the national average rate of 11.61%. Tetonia median household income is $51,042 in 2010-2014 and has grown by 20.10% since 2000. The income growth rate is lower than the state average rate of 25.98% and is lower than the national average rate of 27.36%. Tetonia median house value is $215,800 in 2010-2014 and has grown by 165.44% since 2000. The house value growth rate is much higher than the state average rate of 50.99% and is much 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 Tetonia is worse than the state average in quality. The Tetonia area code is 208.