Columbia County
Columbia county is located in northwest Oregon. Columbia county has 657.36 square miles of land area and 30.97 square miles of water area. As of 2010-2014, the total Columbia county population is 49,325, which has grown 13.23% since 2000. The population growth rate is lower than the state average rate of 14.00% and is higher than the national average rate of 11.61%. Columbia county median household income is $54,605 in 2010-2014 and has grown by 19.23% since 2000. The income growth rate is lower than the state average rate of 23.47% and is lower than the national average rate of 27.36%. Columbia county median house value is $208,700 in 2010-2014 and has grown by 38.49% since 2000. The house value growth rate is lower than the state average rate of 53.91% 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 close to the state average in quality. The Columbia county area codes are 503, 971.
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