American Bottoms 113
Columbia, IL
Sat, Mar 20, 2027
In 156 days · Sat, Mar 20, 2027
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Saturday, March 20th, 2027
11604 Bluff Rd, Columbia, IL 62236., Columbia IL
39–59°F · some rain risk
See last 10 years
On this date: rain 1 of the last 10 years
2026
49–85°F
dry
2025
37–49°F
dry
2024
39–55°F
dry
2023
26–56°F
dry
2022
36–70°F
dry
2021
31–60°F
dry
2020
38–66°F
dry
2019
45–55°F
dry
2018
35–43°F
dry
2017
46–81°F
rain
Best months to race in Illinois →
Race-day forecast says layers
39°F at the start.
Gloves, ear warmers, throwaway layers, hand warmers — delivered before race day.
About this race
🌄 Race Overview
This is a unique road ultra on a beautiful course, following the Mississippi River, as you run through the historic American Bottom.
🌅 Race Details
- Date: 2027-03-20
- Location: 11604 Bluff Rd, Columbia, IL 62236
- Course: You’ll watch the sun rise over the Illinois bluffs while running on levees and deserted backroads, from Columbia to the confluence of the Kaskaskia and Mississippi Rivers.
- Historic Sites: You’ll make your way through many historic sites, including Piggott's Fort, Fort de Chartres, and the town of Prairie du Rocher.
🏃♂️ Course Features
- Terrain: This is a flat and fast course.
- Cut Off Times: Generous cut off times for participants.
- Aid Stations: Plenty of aid stations available along the way.
- Atmosphere: A friendly atmosphere that makes it enjoyable for all.
🥇 Participation Opportunities
- First Timers: It will make a great first hundred miler.
- Personal Records: A chance for you to set a new personal record at this distance.
- Entry Fee: A no frills ultra with a low entry fee.
- Challenge: Come test yourself this spring in the American Bottom.
🔗 More Information
For more details, visit the official race website: American Bottoms 113.
Course map
Train with a club
Run clubs near Columbia to train with before race day.
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