Marion is located in east Arkansas. Marion is part of Crittenden County. Marion has 20.42 square miles of land area and 0.08 square miles of water area. As of 2010-2014, the total Marion population is 12,354, which has grown 38.79% since 2000. The population growth rate is much higher than the state average rate of 10.24% and is much higher than the national average rate of 11.61%. Marion median household income is $62,740 in 2010-2014 and has grown by 42.32% since 2000. The income growth rate is higher than the state average rate of 28.22% and is much higher than the national average rate of 27.36%. Marion median house value is $145,800 in 2010-2014 and has grown by 50.00% since 2000. The house value growth rate is about the same as the state average rate of 49.31% and is higher 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 Marion is better than the state average in quality. The Marion area code is 870.