Thornton is located in south Arkansas. Thornton is between the Calhoun, Ouachita county. Thornton has 1.91 square miles of land area and 0.02 square miles of water area. As of 2010-2014, the total Thornton population is 583, which has grown 12.77% since 2000. The population growth rate is higher than the state average rate of 10.24% and is higher than the national average rate of 11.61%. Thornton median household income is $40,000 in 2010-2014 and has grown by 64.10% since 2000. The income growth rate is much higher than the state average rate of 28.22% and is much higher than the national average rate of 27.36%. Thornton median house value is $38,700 in 2010-2014 and has grown by 10.57% since 2000. The house value growth rate is much lower than the state average rate of 49.31% 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 Thornton is worse than the state average in quality. The Thornton area code is 870.