The Forge Trail Run Festival
Updated
Saturday, November 14, 2026, first start 7:15 AM, in Lemont (227 Heritage Quarries Dr.). Distances: 10K, Half marathon, 18.6 miles, 37.2 miles. Entry from $62.50 to $100; the 10K goes from $62.50 to $70 after October 25.
- Date
- Saturday, November 14, 2026
- Start time
- 7:15 AM (earliest wave)
- Location
- 227 Heritage Quarries Dr., Lemont, IL 60439
- Area
- South Suburbs, Chicago
- Distances
- 10KHalf marathon18.6 miles37.2 miles
- Course
- Trail (dirt or single-track on at least part of the course)
- Price
- $62.50 to $100 plus the platform's processing fee
- Next price increase
- Sunday, October 25, 2026: 10K $62.50 → $70
- Registration
- Open. Opened November 18, online signup closes Saturday, November 14, 2026
How to register
Registration is on RunSignup. Pick your distance, add any extras, and you'll get a confirmation email with your bib details. Sign up by October 25 to pay $62.50 instead of $70.
Course and race notes
Race and Course Information. The Forge Trail Run Festival will embrace the adventure and challenge of late-fall, mid-west trail running with 10K, 20K, 30K, and 60K events.
From the race's own listing. Check the race website for the course map and parking.
Source: RunSignup public race API, refreshed 2026-10-17. Details can change; the registration page is the final word.