Cassopolis is a city located in Michigan. With a 2020 population of 1,695, it is the 277th largest city in Michigan and the 8257th largest city in the United States. Cassopolis is currently declining at a rate of -0.24% annually and its population has decreased by -4.45% since the most recent census, which recorded a population of 1,774 in 2010. Cassopolis reached it's highest population of 1,767 in 2010. Spanning over 2 miles, Cassopolis has a population density of 843 people per square mile.
The average household income in Cassopolis is $40,428 with a poverty rate of 28.34%. The median rental costs in recent years comes to $544 per month, and the median house value is $68,500. The median age in Cassopolis is 34.8 years, 30 years for males, and 39.3 years for females. For every 100 females there are 93.0 males.