RunRace USA › Colorado › Nielson Challenge
Nielson Challenge
Colorado Springs, Colorado · Saturday, August 1, 2026 · 2 Mile
Official race page & registration ↗- Date
- Saturday, August 1, 2026
- Location
- Colorado Springs, Colorado
- Distances
- 2 Mile
Listing from the 2026 race calendar, refreshed nightly. Details can change: confirm date and entry on the official race page before travelling. Spot an error? Tell us here.
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See every race on the Colorado calendar, or use the Race Finder for maps and filters.