37640 Zip Code
37640 zip code is located in east Tennessee. 37640 zip code is between the Johnson, Carter county. 37640 zip code has 105.64 square miles of land area and 7.63 square miles of water area. As of 2010-2014, the total 37640 zip code population is 3,416, which has shrunk 6.90% 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%. 37640 zip code median household income is $30,696 in 2010-2014 and has grown by 37.30% 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%. 37640 zip code median house value is $85,700 in 2010-2014 and has grown by 32.46% since 2000. The house value growth rate is much 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 37640 zip code is much better than the state average in quality. The 37640 zip code area code is 423.
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