Ione is located in northeast Washington. Ione is part of Pend Oreille County. Ione has 0.53 square miles of land area and 0.05 square miles of water area. As of 2010-2014, the total Ione population is 377, which has shrunk 21.29% since 2000. The population growth rate is much lower than the state average rate of 17.05% and is much lower than the national average rate of 11.61%. Ione median household income is $48,462 in 2010-2014 and has grown by 101.23% since 2000. The income growth rate is much higher than the state average rate of 31.72% and is much higher than the national average rate of 27.36%. Ione median house value is $111,100 in 2010-2014 and has grown by 67.82% since 2000. The house value growth rate is higher than the state average rate of 52.82% 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 Ione is much better than the state average in quality. The Ione area code is 509.