20630 Zip Code
20630 zip code is located in south Maryland. 20630 zip code is part of Saint Marys County. 20630 zip code has 5.69 square miles of land area and 2.53 square miles of water area. As of 2010-2014, the total 20630 zip code population is 291, which has shrunk 10.74% since 2000. The population growth rate is much lower than the state average rate of 11.16% and is much lower than the national average rate of 11.61%. 20630 zip code median household income is $121,635 in 2010-2014 and has grown by 93.01% since 2000. The income growth rate is much higher than the state average rate of 40.25% and is much higher than the national average rate of 27.36%. 20630 zip code median house value is $392,000 in 2010-2014 and has grown by 60.79% since 2000. The house value growth rate is much lower than the state average rate of 96.92% and is 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 20630 zip code is better than the state average in quality. The 20630 zip code area code is 301.
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