Cahokia Illinois Map

About Cahokia, Illinois

Cahokia is a locality in St. Clair County, Illinois, United States. It has a population of 13,615. The population density is 1200.0 people per km². Cahokia is located at 38.5709°N, 90.1901°W. It observes the Central Time (America/Chicago) timezone. ZIP code: 62206.

Cahokia lies in a landscape shaped by ancient waters and the persistent sweep of the prairie wind. It lies 3.9 miles south of Saint Louis, MO (from Saint Louis, MO: bearing 174°T), and is situated 3.9 miles south of St. Louis. Low-lying ground, sometimes prone to the Mississippi's embrace, gives way to gentle rises that would have offered vantage points to those who first walked this earth. The air here often carries the scent of damp earth and distant industrial hum, a subtle counterpoint to the vast, open sky that stretches overhead, especially potent in the pale, washed light of late afternoon. The terrain, a mosaic of fertile bottomlands and slightly elevated terraces, speaks of a place where water has always been a defining force, carving and depositing, shaping the very character of the land. This is a place with deep roots, where echoes of a vanished civilization linger in the very soil. Cahokia was once the heart of a vast Indigenous metropolis, a center of trade and ceremony that predates European arrival by centuries. Later, the fertile lands attracted settlers drawn to agriculture, and for a time, the rhythm of life here was dictated by the planting and harvesting of crops. Today, the local economy is a more complex affair, a blend of industry and the ongoing legacy of its historical significance, attracting visitors keen to explore the remnants of its remarkable past and understand the enduring connection between this land and its ancient inhabitants.

About This Cahokia Map Page

This page provides an embedded street and satellite map of Cahokia, Illinois — switch between views using the small square in the bottom left-hand corner of the map. Coordinates: 38.570885, -90.190111. Live weather conditions are sourced directly from the National Weather Service, with current observations and a 7-day forecast also powered by Open-Meteo. Real-time local news and world news feeds keep the page current, while a Wikipedia summary or an editorially written description provides background on Cahokia and St. Clair County.

Detailed location data for Cahokia includes the ZIP code (62206), telephone area code (217), county seat of St. Clair County (Belleville), and school district assignment. These are among the most commonly searched location details for any US city or town.

Location data is drawn from the USGS Geographic Names Information System (GNIS) and cross-verified against 2020 US Census records by coordinate proximity — ensuring the correct Cahokia is identified even where the name is shared across multiple counties or states. Population figures are sourced from the 2020 US Census.