Greendale is a city located in Indiana. With a 2020 population of 4,353, it is the 132nd largest city in Indiana and the 5153rd largest city in the United States. Greendale is currently declining at a rate of -0.23% annually and its population has decreased by -3.69% since the most recent census, which recorded a population of 4,520 in 2010. Greendale reached it's highest population of 4,534 in 2010. Spanning over 6 miles, Greendale has a population density of 769 people per square mile.
The average household income in Greendale is $70,803 with a poverty rate of 6.07%. The median rental costs in recent years comes to $763 per month, and the median house value is $131,700. The median age in Greendale is 41.8 years, 39.6 years for males, and 42.3 years for females. For every 100 females there are 67.7 males.