Willis is located in east Texas. Willis is between the Montgomery, San Jacinto, Walker county. Willis has 3.37 square miles of land area and 0.01 square miles of water area. As of 2010-2014, the total Willis population is 6,052, which has grown 51.87% since 2000. The population growth rate is much higher than the state average rate of 25.13% and is much higher than the national average rate of 11.61%. Willis median household income is $36,069 in 2010-2014 and has grown by 27.63% since 2000. The income growth rate is lower than the state average rate of 31.68% and is about the same as the national average rate of 27.36%. Willis median house value is $63,100 in 2010-2014 and has grown by 12.68% since 2000. The house value growth rate is much lower than the state average rate of 59.27% and is much 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 Willis is close to the state average in quality. The Willis area code is 936.