Gilliam is located close to the center of Missouri. Gilliam is part of Saline County. Gilliam has 0.25 square miles of land area and has no water area. As of 2010-2014, the total Gilliam population is 214, which has shrunk 6.55% since 2000. The population growth rate is much lower than the state average rate of 7.74% and is much lower than the national average rate of 11.61%. Gilliam median household income is $27,014 in 2010-2014 and has has shrunk by 2.87% 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%. Gilliam median house value is $39,700 in 2010-2014 and has shrunk by -44.36% 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 Gilliam is worse than the state average in quality. The Gilliam area code is 660.