Elkridge is located close to the center of Maryland. Elkridge is part of Howard County. Elkridge has 8.39 square miles of land area and 0.01 square miles of water area. As of 2010-2014, the total Elkridge population is 16,750, which has shrunk 24.01% 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%. Elkridge median household income is $96,427 in 2010-2014 and has grown by 46.47% since 2000. The income growth rate is higher than the state average rate of 40.25% and is much higher than the national average rate of 27.36%. Elkridge median house value is $300,300 in 2010-2014 and has grown by 89.34% 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 Elkridge is much better than the state average in quality. The Elkridge area codes are 410, 443.