Poolesville is located close to the center of Maryland. Poolesville is part of Montgomery County. Poolesville has 3.93 square miles of land area and 0.02 square miles of water area. As of 2010-2014, the total Poolesville population is 5,042, which has shrunk 2.12% 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%. Poolesville median household income is $149,615 in 2010-2014 and has grown by 75.83% 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%. Poolesville median house value is $456,400 in 2010-2014 and has grown by 128.89% since 2000. The house value growth rate is 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 Poolesville is better than the state average in quality. The Poolesville area codes are 240, 301.