Umatilla is located in northeast Oregon. Umatilla is part of Umatilla County. Umatilla has 4.42 square miles of land area and 0.20 square miles of water area. As of 2010-2014, the total Umatilla population is 6,998, which has grown 40.58% since 2000. The population growth rate is much higher than the state average rate of 14.00% and is much higher than the national average rate of 11.61%. Umatilla median household income is $44,038 in 2010-2014 and has grown by 30.12% since 2000. The income growth rate is higher than the state average rate of 23.47% and is higher than the national average rate of 27.36%. Umatilla median house value is $119,900 in 2010-2014 and has grown by 32.34% since 2000. The house value growth rate is much lower than the state average rate of 53.91% 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 Umatilla is worse than the state average in quality. The Umatilla area code is 541.