Rock Island Arsenal, IL
Rock Island Arsenal is located in northwest Illinois. Rock Island Arsenal has 1.63 square miles of land area and 0.94 square miles of water area. As of 2010-2014, the total Rock Island Arsenal population is 117, which has shrunk 19.31% since 2000. The population growth rate is much lower than the state average rate of 3.62% and is much lower than the national average rate of 11.61%. Rock Island Arsenal median household income is $61,250 in 2010-2014 and has grown by 34.86% since 2000. The income growth rate is much higher than the state average rate of 22.70% and is higher than the national average rate of 27.36%. 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 Rock Island Arsenal is worse than the state average in quality.