Monument Beach is a city located in Massachusetts. Monument Beach has a 2020 population of 2,984. Monument Beach is currently declining at a rate of 0.00% annually and its population has increased by 6.95% since the most recent census, which recorded a population of 2,790 in 2010. Monument Beach reached it's highest population of 3,224 in 2014.
The average household income in Monument Beach is $90,608 with a poverty rate of 3.38%. The median rental costs in recent years comes to $1,411 per month, and the median house value is $382,800. The median age in Monument Beach is 53.8 years, 54.2 years for males, and 53.3 years for females. For every 100 females there are 96.8 males.