Sullivan is located close to the center of Missouri. Sullivan is between the Franklin, Crawford, Washington county. Sullivan has 7.90 square miles of land area and has no water area. As of 2010-2014, the total Sullivan population is 7,058, which has grown 11.13% since 2000. The population growth rate is higher than the state average rate of 7.74% and is about the same as the national average rate of 11.61%. Sullivan median household income is $29,003 in 2010-2014 and has has shrunk by 3.47% since 2000. The income growth rate is much lower than the state average rate of 25.91% and is much lower than the national average rate of 27.36%. Sullivan median house value is $103,500 in 2010-2014 and has shrunk by -37.45% since 2000. The house value growth rate is lower than the state average rate of 52.06% 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 Sullivan is better than the state average in quality. The Sullivan area code is 573.