Who it's for
All ages
Cahokia Mounds State Historic Site
Published October 2026. Editorial oversight by James Morgan. AI-assisted, human-edited. Our editorial standards
Image credits
- Photo by Robb Ebright via Wikimedia Commons, CC-BY-3.0
- Photo by Skubasteve834 via Wikidata, CC-BY-SA-3.0
- Photo by Greg Schechter from San Francisco, USA via Wikimedia Commons, CC-BY-2.0
- Photo by hakkun via Wikimedia Commons, CC-BY-SA-3.0
About Cahokia Mounds State Historic Site
Walk among 72 earthen mounds of a pre-Columbian city that once rivaled London in size.
Cahokia Mounds protects around 2,200 acres of a pre-Columbian urban center, a National Historic Landmark and UNESCO World Heritage Site.
What you'll see and do - Explore 72 of the remaining earthen mounds built by a sophisticated Indigenous society - Climb Monks Mound for views over the ancient settlement - Pick up maps and brochures near the Monks Mound Parking Lot - Take in a landscape that, at its peak around 1100 AD, housed a population larger than London
Attraction Details
Facilities
- Parking
- Restrooms
- Gift shop
- Water fountain
- Pet area
Events at Cahokia Mounds State Historic Site
Annual Native American Holiday Market
November 25-27th
Held at the Gateway Convention Center in Collinsville, IL, this market features Native American goods.
2026 Photo Calendar Contest
April 1, 2026 - June 30, 2026
Calling all photographers to get photos featured and support Cahokia Mounds.
Nature-Culture Hike
June 6, 2026
Join Southern Illinois University Edwardsville (SIUE) Archaeology Professor, Julie Zimmermann, for a Spring Nature/Culture hike.
Purple Martin Talk
June 6, 2026
Meet at the nesters near the Interpretive Center south parking lot for a Q&A session.
Summer Solstice Observation
June 21, 2026
An annual Equinox/Solstice Sunrise Observance on the Sunday closest to the actual event.
City of the Sun 5K Trail Run
November 8, 2026
Participate in a 5K trail run through the historic site.
Plan Your Visit
Family-tested advice for a smoother day at Cahokia Mounds State Historic Site.
Getting there
Cahokia Mounds State Historic Site is at 30 Ramey St, Collinsville, IL 62234. Check the operator's site for parking and transit options.
Pro tip
Pack snacks, refillable water bottles and a portable charger to keep the day running smoothly.
Directions
Cahokia Mounds State Historic Site
30 Ramey St, Collinsville, IL 62234
This attraction has been claimed and verified.
Last updated 10/17/2026
Cahokia Mounds State Historic Site Reviews
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Frequently asked questions
Is Cahokia Mounds State Historic Site worth visiting?
Cahokia Mounds State Historic Site is a significant pre-Columbian urban center, a U.S. National Historic Landmark, and a UNESCO World Heritage Site, preserving the largest pre-Columbian site north of Mexico. The site features 72 earthen mounds and offers a unique historical experience about a sophisticated society that flourished around 1100 AD.What are the best things to see and do at Cahokia Mounds State Historic Site?
Visitors can explore 72 ancient earthen mounds, including Monks Mound, and learn about the indigenous culture that built them. The site's grounds are open daily from dawn until dusk, offering vast outdoor landscapes to experience this historical wonder. While the Interpretive Center (museum) exhibits are currently closed, the museum lobby, restrooms, and gift shop are open most Saturday mornings from 9:00 AM - 2:00 PM; check the official site for updates.What are the opening hours at Cahokia Mounds State Historic Site?
The grounds at Cahokia Mounds State Historic Site are open to the public daily, from dawn until dusk. The Museum Lobby, Restrooms & Gift Shop are open most Saturday mornings from 9:00 AM - 2:00 PM. The Interpretive Center (Museum) exhibits and gallery are currently closed for mechanical renovations, so please check the official site for date-specific hours.Is Cahokia Mounds State Historic Site suitable for young children, and what ages is it best for?
Cahokia Mounds State Historic Site is suitable for all ages, making it a great day out for the whole family.Why are Cahokia Mounds closed?
The Interpretive Center (museum) exhibits and gallery at Cahokia Mounds State Historic Site are currently closed for mechanical renovations. However, the grounds remain open to the public daily from dawn until dusk, and the museum lobby, restrooms, and gift shop are open most Saturday mornings from 9:00 AM - 2:00 PM.
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