Killian is located in southeast Louisiana. Killian is between the Livingston, Tangipahoa county. Killian has 10.88 square miles of land area and 0.02 square miles of water area. As of 2010-2014, the total Killian population is 969, which has shrunk 7.98% since 2000. The population growth rate is much lower than the state average rate of 2.96% and is much lower than the national average rate of 11.61%. Killian median household income is $57,083 in 2010-2014 and has grown by 39.97% since 2000. The income growth rate is about the same as the state average rate of 38.15% and is higher than the national average rate of 27.36%. Killian median house value is $151,000 in 2010-2014 and has grown by 39.56% since 2000. The house value growth rate is much lower than the state average rate of 65.18% 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 Killian is much better than the state average in quality.