Marionville is a city located in Missouri. With a 2020 population of 2,192, it is the 226th largest city in Missouri and the 7267th largest city in the United States. Marionville is currently growing at a rate of 0.23% annually but its population has decreased by -1.48% since the most recent census, which recorded a population of 2,225 in 2010. Marionville reached it's highest population of 2,226 in 2010. Spanning over 2 miles, Marionville has a population density of 1,223 people per square mile.
The average household income in Marionville is $43,085 with a poverty rate of 24.70%. The median rental costs in recent years comes to $776 per month, and the median house value is $78,500. The median age in Marionville is 31.1 years, 28.2 years for males, and 33.1 years for females. For every 100 females there are 90.9 males.