Huntsville is located in east Texas. Huntsville is between the Walker, San Jacinto county. Huntsville has 35.86 square miles of land area and 0.50 square miles of water area. As of 2010-2014, the total Huntsville population is 39,764, which has grown 13.36% since 2000. The population growth rate is much lower than the state average rate of 25.13% and is higher than the national average rate of 11.61%. Huntsville median household income is $29,257 in 2010-2014 and has grown by 8.06% since 2000. The income growth rate is much lower than the state average rate of 31.68% and is much lower than the national average rate of 27.36%. Huntsville median house value is $134,800 in 2010-2014 and has grown by 49.12% since 2000. The house value growth rate is lower than the state average rate of 59.27% and is about the same as 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 Huntsville is worse than the state average in quality. The Huntsville area code is 936.