East Alton is a city located in Madison County Illinois. With a 2020 population of 5,832, it is the 302nd largest city in Illinois and the 4357th largest city in the United States . East Alton is currently declining at a rate of -1.04% annually and its population has decreased by -7.44% since the most recent census, which recorded a population of 6,301 in 2010. East Alton reached it's highest population of 7,630 in 1960. Spanning over 5 miles, East Alton has a population density of 1,097 people per square mile.
The average household income in East Alton is $55,863 with a poverty rate of 18.61%. The median rental costs in recent years comes to $766 per month, and the median house value is $81,100. The median age in East Alton is 39.3 years, 35.4 years for males, and 39.9 years for females.