Dumas is located in north Mississippi. Dumas is between the Tippah, Union county. Dumas has 3.90 square miles of land area and has no water area. As of 2010-2014, the total Dumas population is 451, which has shrunk 0.22% since 2000. The population growth rate is much lower than the state average rate of 4.91% and is much lower than the national average rate of 11.61%. Dumas median household income is $39,896 in 2010-2014 and has grown by 23.71% since 2000. The income growth rate is lower than the state average rate of 25.96% and is lower than the national average rate of 27.36%. Dumas median house value is $74,200 in 2010-2014 and has grown by 41.33% since 2000. The house value growth rate is about the same as the state average rate of 41.18% 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 Dumas is better than the state average in quality. The Dumas area codes are 601, 662.