Mayo is located close to the center of Maryland. Mayo is part of Anne Arundel County. Mayo has 5.62 square miles of land area and 3.82 square miles of water area. As of 2010-2014, the total Mayo population is 8,560, which has grown 171.49% 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%. Mayo median household income is $96,494 in 2010-2014 and has grown by 36.08% 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%. Mayo median house value is $388,700 in 2010-2014 and has grown by 98.72% since 2000. The house value growth rate is about the same as 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 Mayo is better than the state average in quality. The Mayo area code is 410.