ZIP Code 62203
About East Saint Louis
East St. Louis or East Saint Louis, also known as ESTL, is a city in St. Clair County, Illinois, United States. It is across the Mississippi River from downtown St. Louis, Missouri, and the Gateway Arch National Park. East St. Louis is in the Metro East region of Southern Illinois. East St. Louis was Illinois's fourth-largest city in 1950, when its population peaked at 82,366. As of the 2020 census, the city had a population of 18,469, less than one-quarter of the 1950 census and a decline of almost one-third since 2010.
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Area Profile
US Census (ACS 5-year · Gazetteer)
5,539
population
$41,134
median household income
981
people / sq mi
$72,700
median home value
$970
median gross rent
45.3
median age
2,788
housing units
1,875
households
5.6
land area (sq mi)