Steeleville is a city located in Randolph County Illinois. With a 2020 population of 1,871, it is the 498th largest city in Illinois and the 7864th largest city in the United States . Steeleville is currently declining at a rate of -1.42% annually and its population has decreased by -10.18% since the most recent census, which recorded a population of 2,083 in 2010. Steeleville reached it's highest population of in . Spanning over 2 miles, Steeleville has a population density of 1,228 people per square mile.
The average household income in Steeleville is $65,936 with a poverty rate of 4.87%. The median rental costs in recent years comes to $693 per month, and the median house value is $91,500. The median age in Steeleville is 38.8 years, 36.3 years for males, and 41.4 years for females.