21930 Zip Code
21930 zip code is located close to the center of Maryland. 21930 zip code is part of Cecil County. 21930 zip code has 0.74 square miles of land area and 0.07 square miles of water area. As of 2010-2014, the total 21930 zip code population is 127, which has grown 17.59% 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%. 21930 zip code median household income is $69,732 in 2010-2014 and has grown by 23.97% since 2000. The income growth rate is much lower than the state average rate of 40.25% and is lower than the national average rate of 27.36%. 21930 zip code median house value is $471,400 in 2010-2014 and has grown by 193.34% since 2000. The house value growth rate is much higher 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 21930 zip code is worse than the state average in quality. The 21930 zip code area code is 410.
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