21710 Zip Code
21710 zip code is located close to the center of Maryland. 21710 zip code is part of Frederick County. 21710 zip code has 25.56 square miles of land area and 0.44 square miles of water area. As of 2010-2014, the total 21710 zip code population is 4,995, which has grown 71.06% since 2000. The population growth rate is much higher than the state average rate of 11.16% and is much higher than the national average rate of 11.61%. 21710 zip code median household income is $103,527 in 2010-2014 and has grown by 40.93% since 2000. The income growth rate is about the same as the state average rate of 40.25% and is higher than the national average rate of 27.36%. 21710 zip code median house value is $407,100 in 2010-2014 and has grown by 97.91% since 2000. The house value growth rate is about the same as the state average rate of 96.92% and is much higher 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 21710 zip code is better than the state average in quality. The 21710 zip code area code is 301.
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