Sprague is located in east Washington. Sprague is between the Whitman, Adams, Lincoln county. Sprague has 0.63 square miles of land area and has no water area. As of 2010-2014, the total Sprague population is 531, which has grown 8.37% since 2000. The population growth rate is much lower than the state average rate of 17.05% and is lower than the national average rate of 11.61%. Sprague median household income is $29,375 in 2010-2014 and has grown by 1.02% since 2000. The income growth rate is much lower than the state average rate of 31.72% and is much lower than the national average rate of 27.36%. Sprague median house value is $94,400 in 2010-2014 and has grown by 82.95% since 2000. The house value growth rate is much higher than the state average rate of 52.82% 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 Sprague is close to the state average in quality. The Sprague area code is 509.