Green City is a city located in Missouri. With a 2020 population of 576, it is the 446th largest city in Missouri and the 12714th largest city in the United States. Green City is currently declining at a rate of -2.37% annually and its population has decreased by -12.33% since the most recent census, which recorded a population of 657 in 2010. Green City reached it's highest population of 659 in 2010. Spanning over 1 miles, Green City has a population density of 403 people per square mile.
The average household income in Green City is $45,341 with a poverty rate of 14.18%. The median rental costs in recent years comes to $560 per month, and the median house value is $70,500. The median age in Green City is 42.8 years, 36.6 years for males, and 51.3 years for females. For every 100 females there are 101.5 males.