Trail Mix - Rockford
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Trail Mix : Rockford
Trail Mix is a one-day set of off-road duathlon and mountain bike events held on 10/04/2026 at the Atwood Park Trail System, 7074 Rydberg Rd, Rockford, IL 61109. All runs and rides use the park trail system and are entirely off-road.
Event distances include:
- 14 miles: 2 mile run, 10 mile bike, 2 mile run.
- 7 miles: 2 mile run and 5 mile bike.
- 20 miles: Competitive mountain bike, four laps counter-clockwise.
- 10 miles: Sport mountain bike, two laps counter-clockwise.
The duathlon is offered for individuals or as a two-person team relay; team runners may be as young as 10 with parent permission. A mountain bike is strongly recommended for bike sections. Both the run loop and the bike loop are marked and the transition area will be marked.
Professional chip timing is provided by Tri-3 Sports Timing. Entries include a custom Purist water bottle, a post-race meal choice from Sizz n Fizz, and on-site Dairyhäus ice cream. There is no packet pickup before the event. The Competitive mountain bike race awards overall first, second, and third places for both men and women.
Registration totals will be capped (duathlon and mountain bike fields) and there is no day-of-race sign up. Signing up for both a duathlon and a mountain bike race qualifies for a 25% registration discount. One hundred percent of event proceeds will be donated to local trail building and maintenance. The event is co-hosted by Rock River Multisport and the Rockford Area Mountain Biking Alliance. Visit the organization's website for the most recent information.
