Tanner is located close to the center of Washington. Tanner has 3.85 square miles of land area and 0.18 square miles of water area. As of 2010-2014, the total Tanner population is 1,031, which has shrunk 65.24% 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%. Tanner median household income is $141,818 in 2010-2014 and has grown by 93.99% 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%. Tanner median house value is $457,300 in 2010-2014 and has grown by 58.62% 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 Tanner is much better than the state average in quality.