Mayo is a city located in Maryland. Mayo has a 2020 population of 8,171. Mayo is currently declining at a rate of 0.00% annually and its population has decreased by -1.53% since the most recent census, which recorded a population of 8,298 in 2010. Mayo reached it's highest population of 9,048 in 2016.
The average household income in Mayo is $137,572 with a poverty rate of 2.36%. The median rental costs in recent years comes to $1,799 per month, and the median house value is $445,500. The median age in Mayo is 43 years, 41.2 years for males, and 44.2 years for females. For every 100 females there are 104.0 males.