2021 - Allerton Park Trail Run
2021 distances
Running
5.1 Mile Trail Run - Virtual with shirt
If you can't join us in person, you can still do the Allerton Park Trail Run 5.7 mile race virtually. Your time will not count toward awards, but you get a great race shirt shipped to you, with all proceeds donated back to Allerton Park & Retreat Center.
2 Mile Nature Walk - Virtual with shirt
If you can't join us in person, you can still do the Allerton Park Trail Run 2 mile nature walk virtually. Your time will not count toward awards, but you get a great race shirt shipped to you, with all proceeds donated back to Allerton Park & Retreat Center.
5.7 Mile Trail Run - Virtual No Shirt
If you can't join us in person, you can still do the Allerton Park Trail Run 5.7 mile race virtually. Your time will not count toward awards, but you still get to support Allerton Park & Retreat Center.
2 Mile Nature Walk - Virtual No Shirt
If you can't join us in person, you can still do the Allerton Park Trail Run 2 mile nature walk virtually. Your time will not count toward awards, but you still get to support Allerton Park & Retreat Center.
Trail running
5.1 Mile Trail Run - In Person
Join us in person in 2021 for the Allerton Park Trail Run 5.7 mile race! Course adjusted to 5.1 miles because of flooding.
Walking
2 Mile Nature Walk - In Person
Join us in person for the Allerton Park Trail Run 2 mile nature walk!
Race date Weather
Conditions on October 23, 2021 — 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.