21157 Zip Code
21157 zip code is located close to the center of Maryland. 21157 zip code is part of Carroll County. 21157 zip code has 76.64 square miles of land area and 0.18 square miles of water area. As of 2010-2014, the total 21157 zip code population is 37,094, which has grown 7.48% since 2000. The population growth rate is lower than the state average rate of 11.16% and is lower than the national average rate of 11.61%. 21157 zip code median household income is $72,148 in 2010-2014 and has grown by 37.67% since 2000. The income growth rate is lower than the state average rate of 40.25% and is higher than the national average rate of 27.36%. 21157 zip code median house value is $302,000 in 2010-2014 and has grown by 90.30% since 2000. The house value growth rate is lower than 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 21157 zip code is much better than the state average in quality. The 21157 zip code area code is 410.
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