Mainly Marathons Center of the Nation Series Day 2 (CO) Sterling, CO Sep 29, 2026
Sep 29, 2026Sterling, CO, United States
External Event
Distance
3.1–31.1 mi
Pace
Varies
Terrain
Road
Difficulty
Varies
About this run
Learn about the 2026 Mainly Marathons Center of the Nation Series Day 2 (CO) in Sterling, CO – race details, runner reviews, race reports, photos, videos and more!
What to expect
- Warm-up session before the run
- Pace groups for all levels
- Post-run stretch and social time
External Event
RegisterRegistration is handled by the official event organizer
Know a local group? Host a community run in Sterling
