2025 - Allerton Park Trail Run
2025 distances
Trail running
5.7 Mile Trail Run
Join us for the Allerton Park Trail Run 5.7-mile race! Deadline to register and guarantee a shirt is Sunday, October 12th, 2025.
Walking
2 Mile Nature Walk
Join us for the Allerton Park Trail Run 2-mile Nature Walk! Deadline to register and guarantee a shirt is Sunday, October 12th, 2025.
Running
VIRTUAL 5.7 Mile Trail Run
Can't join us for the Allerton Park Trail Run 5.7-mile race in-person on 10/26/25? Run your miles virtually instead! Deadline to register and guarantee a shirt is Sunday, October 12th, 2025.
VIRTUAL 2 Mile Nature Walk
Can't join us for the Allerton Park Trail Run 2-mile walk in-person on 10/26/25? Walk your miles virtually instead! Deadline to register and guarantee a shirt is Sunday, October 12th, 2025.
Race date Weather
Conditions on October 26, 2025 — historical Open-Meteo data.
About Monticello
Allerton Park Trail Run takes place in Monticello, Illinois, United States. The local timezone is America/Chicago.
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🏃 Plan Your Next Race in Monticello
Find upcoming events by distance:
- Monticello Running Calendar 2026 See all upcoming race dates.
Race information has been sourced from the event's official website and other publicly available resources. For the most up-to-date details, please refer to the official website directly. If you notice any incorrect or missing information, don't hesitate to reach out to us by email.