Arma is located in east Kansas. Arma is part of Crawford County. Arma has 1.12 square miles of land area and 0.02 square miles of water area. As of 2010-2014, the total Arma population is 1,484, which has shrunk 2.94% since 2000. The population growth rate is much lower than the state average rate of 7.24% and is much lower than the national average rate of 11.61%. Arma median household income is $37,292 in 2010-2014 and has grown by 39.89% since 2000. The income growth rate is higher than the state average rate of 27.69% and is higher than the national average rate of 27.36%. Arma median house value is $70,500 in 2010-2014 and has grown by 40.72% since 2000. The house value growth rate is lower than the state average rate of 54.97% 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 Arma is much better than the state average in quality. The Arma area code is 620.