Steelville is a city located in Missouri. With a 2020 population of 1,639, it is the 266th largest city in Missouri and the 8389th largest city in the United States. Steelville is currently declining at a rate of -0.67% annually and its population has decreased by -0.18% since the most recent census, which recorded a population of 1,642 in 2010. Steelville reached it's highest population of 1,707 in 2014. Spanning over 2 miles, Steelville has a population density of 677 people per square mile.
The average household income in Steelville is $42,969 with a poverty rate of 31.75%. The median rental costs in recent years comes to $634 per month, and the median house value is $88,800. The median age in Steelville is 34.3 years, 31.8 years for males, and 38.8 years for females. For every 100 females there are 91.5 males.