Greendale is a city located in Missouri. With a 2020 population of 655, it is the 419th largest city in Missouri and the 12175th largest city in the United States. Greendale is currently declining at a rate of -0.30% annually but its population has increased by 0.61% since the most recent census, which recorded a population of 651 in 2010. Greendale reached it's highest population of 665 in 2011. Spanning over 0 miles, Greendale has a population density of 3,403 people per square mile.
The average household income in Greendale is $69,636 with a poverty rate of 14.60%. The median rental costs in recent years comes to $1,079 per month, and the median house value is $86,400. The median age in Greendale is 45.6 years, 41.3 years for males, and 49.6 years for females. For every 100 females there are 81.5 males.