37221 Zip Code
37221 zip code is located close to the center of Tennessee. 37221 zip code is between the Davidson, Williamson county. 37221 zip code has 51.83 square miles of land area and 0.11 square miles of water area. As of 2010-2014, the total 37221 zip code population is 39,195, which has grown 12.60% since 2000. The population growth rate is lower than the state average rate of 13.40% and is higher than the national average rate of 11.61%. 37221 zip code median household income is $69,118 in 2010-2014 and has grown by 20.60% since 2000. The income growth rate is lower than the state average rate of 22.72% and is lower than the national average rate of 27.36%. 37221 zip code median house value is $222,700 in 2010-2014 and has grown by 28.43% since 2000. The house value growth rate is much lower than the state average rate of 50.43% and is much 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 37221 zip code is much better than the state average in quality. The 37221 zip code area code is 615.
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