Collinsville is located close to the center of Mississippi. Collinsville is between the Lauderdale, Kemper, Neshoba, Newton county. Collinsville has 14.25 square miles of land area and 0.03 square miles of water area. As of 2010-2014, the total Collinsville population is 1,699, which has shrunk 6.80% 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%. Collinsville median household income is $72,440 in 2010-2014 and has grown by 116.39% since 2000. The income growth rate is much higher than the state average rate of 25.96% and is much higher than the national average rate of 27.36%. Collinsville median house value is $124,000 in 2010-2014 and has grown by 19.12% since 2000. The house value growth rate is much lower than the state average rate of 41.18% 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 Collinsville is better than the state average in quality. The Collinsville area code is 601.