F^3 Cap Sauers Trail Marathon

Palos Hills, United States • 9 May 2026

The F^3 Cap Sauers Trail Marathon & 10 Mile is a trail running event held at Teason’s Woods in Palos Hills, Illinois. The marathon features a challenging course on the Sag Valley Trail, consisting of wide horse trails with minimal technical terrain but significant elevation—1050 ft for the marathon and 670 ft for the 10-mile race, making it hilly by Chicago standards. The marathon course includes two loops of the 10-mile route plus a 10k out-and-back segment.

Aid stations with water, Gatorade, and snacks are located at multiple turnaround points. Participants receive sunflower-themed shirts and wooden sunflower finisher medals. Post-race festivities include chili, beer, and awards. Visit the organization's website for the most recent information.

Race information

42 km
320 m+
Marathon
16 km
204 m+
10 Mile
Visit the organization's website for the most recent information.
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