RMRR September Trophy Series
When is RMRR September Trophy Series?
RMRR September Trophy Series takes place on Sunday, September 13, 2026 in Thornton, CO.
What distances does RMRR September Trophy Series offer?
RMRR September Trophy Series offers 2 events: 5k, 10k.
| Event | Distance | Price | |
|---|---|---|---|
| 5k | 5.0 km | $10.00 | Register |
| 10k | 10.0 km | $10.00 | Register |
How much does RMRR September Trophy Series cost?
Registration for RMRR September Trophy Series starts at $10.00. Prices vary by event distance.
Where is RMRR September Trophy Series held?
RMRR September Trophy Series is held in Thornton, CO at 9830 Riverdale Road.
About RMRR September Trophy Series
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.