RMRR September Trophy Series
About the Event
Rocky Mountain Road Runners holds a monthly Trophy Series in the Denver area. We provide a low-key, low-cost racing environment. Everyone is welcome to run with us!
The 10km race uses a handicap start system, slow-to-fast, spread over ~30 minutes. This gives everyone a chance to win. We'll use your estimated finish time to assign you a start time with others the same speed.
All 5k racers will start ~15min after the first 10km starters.
Race Day Details
Time: 10k starts at 8:00 am + your handicap.*
5k starts approximately 15min after the first 10k starter.
Show up 30 minutes early to get your tag and warm up.
Location: Riverdale Ballfields, 9830 Riverdale Road, Thornton, Colorado, 80229
Course: Both distances are out-and-back on a mix of paved and smooth gravel.
Parking: Plenty of parking at the park.
* The Trophy Series races use a unique, handicap start and scoring system. 10k racers start from slow to fast giving everyone a chance to win. When you register and pick up your number, we'll help you choose an appropriate start time that fits your estimated time.
Join fellow runners on September 13, 2026 for the RMRR September Trophy Series. It's a fantastic 10K, 5K featuring a flat and fast course in Thornton.
Races Offered
Running
10k
5k
About Thornton
RMRR September Trophy Series takes place in Thornton, Colorado, United States. The local timezone is America/Denver.
Runner Reviews
Based on 0 reviews
Share your thoughts
If you've participated in this event, share your experience with other runners
No reviews yet. Be the first to share your experience!
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.
Nearby Events
Treat Trot - Denver
Unicorn 5k (North)
Summer Sizzler- Denver
I Can 5k
Treat Trot - Denver
Unicorn 5k (North)
Summer Sizzler- Denver