Columbia county is located in south Arkansas. Columbia county has 766.05 square miles of land area and 0.70 square miles of water area. As of 2010-2014, the total Columbia county population is 24,400, which has shrunk 4.70% since 2000. The population growth rate is much lower than the state average rate of 10.24% and is much lower than the national average rate of 11.61%. Columbia county median household income is $37,509 in 2010-2014 and has grown by 35.71% since 2000. The income growth rate is higher than the state average rate of 28.22% and is higher than the national average rate of 27.36%. Columbia county median house value is $78,500 in 2010-2014 and has grown by 40.93% since 2000. The house value growth rate is lower than the state average rate of 49.31% 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 Columbia county is worse than the state average in quality. The Columbia county area code is 870.
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