RMRR September 5k/10k
When is RMRR September 5k/10k?
RMRR September 5k/10k takes place on Sunday, September 13, 2026 in Thornton, CO.
What distances does RMRR September 5k/10k offer?
RMRR September 5k/10k 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 5k/10k cost?
Registration for RMRR September 5k/10k starts at $10.00. Prices vary by event distance.
Where is RMRR September 5k/10k held?
RMRR September 5k/10k is held in Thornton, CO at 9830 Riverdale Road.
About RMRR September 5k/10k
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.