Johnson County
Johnson county is located in east Tennessee. Johnson county has 298.47 square miles of land area and 4.25 square miles of water area. As of 2010-2014, the total Johnson county population is 18,089, which has grown 3.37% since 2000. The population growth rate is much lower than the state average rate of 13.40% and is much lower than the national average rate of 11.61%. Johnson county median household income is $31,711 in 2010-2014 and has grown by 37.47% since 2000. The income growth rate is much higher than the state average rate of 22.72% and is higher than the national average rate of 27.36%. Johnson county median house value is $100,800 in 2010-2014 and has grown by 39.61% since 2000. The house value growth rate is lower than the state average rate of 50.43% 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 Johnson county is much better than the state average in quality. The Johnson county area code is 423.
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