Plattsburg is a city located in Missouri. With a 2020 population of 2,247, it is the 223rd largest city in Missouri and the 7182nd largest city in the United States. Plattsburg is currently declining at a rate of -0.13% annually and its population has decreased by -3.10% since the most recent census, which recorded a population of 2,319 in 2010. Plattsburg reached it's highest population of 2,317 in 2010. Spanning over 4 miles, Plattsburg has a population density of 624 people per square mile.
The average household income in Plattsburg is $59,822 with a poverty rate of 12.93%. The median rental costs in recent years comes to $763 per month, and the median house value is $113,500. The median age in Plattsburg is 42.7 years, 41.1 years for males, and 45.4 years for females. For every 100 females there are 100.3 males.