Maryland Heights is a city located in St. Louis County Missouri. With a 2020 population of 26,884, it is the 25th largest city in Missouri and the 1429th largest city in the United States . Maryland Heights is currently declining at a rate of -0.13% annually and its population has decreased by -2.14% since the most recent census, which recorded a population of 27,472 in 2010. Maryland Heights reached it's highest population of 27,461 in 2010. Spanning over 23 miles, Maryland Heights has a population density of 1,229 people per square mile.
The average household income in Maryland Heights is $79,978 with a poverty rate of 7.94%. The median rental costs in recent years comes to $1,043 per month, and the median house value is $158,800. The median age in Maryland Heights is 36.9 years, 34.8 years for males, and 39.1 years for females.