Smithville is located in southeast Oklahoma. Smithville is between the Mccurtain, Le Flore county. Smithville has 1.09 square miles of land area and 0.01 square miles of water area. As of 2010-2014, the total Smithville population is 123, which has shrunk 0.00% since 2000. The population growth rate is much lower than the state average rate of 10.67% and is much lower than the national average rate of 11.61%. Smithville median household income is $16,042 in 2010-2014 and has grown by 30.96% since 2000. The income growth rate is lower than the state average rate of 38.43% and is higher than the national average rate of 27.36%. Smithville median house value is $55,000 in 2010-2014 and has grown by 62.72% since 2000. The house value growth rate is about the same as the state average rate of 62.66% 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 Smithville is much better than the state average in quality. The Smithville area code is 580.