RMRR Spring Marathon Training Series #1
When is RMRR Spring Marathon Training Series #1?
RMRR Spring Marathon Training Series #1 takes place on Sunday, March 29, 2026 in Thornton, CO.
What distances does RMRR Spring Marathon Training Series #1 offer?
RMRR Spring Marathon Training Series #1 offers 4 events: 10 Mile, 20mi, Two-Race Bundle Short - 10mi, 2-Race Bundle Long - 20mi.
| Event | Distance | Price | |
|---|---|---|---|
| 10 Mile | 10.0 mi | $20.00 | Register |
| 20mi | 20.0 mi | $30.00 | Register |
| Two-Race Bundle Short - 10mi | 20.0 mi | $35.00 | Register |
| 2-Race Bundle Long - 20mi | 40.0 mi | $55.00 | Register |
How much does RMRR Spring Marathon Training Series #1 cost?
Registration for RMRR Spring Marathon Training Series #1 starts at $20.00. Prices vary by event distance.
Where is RMRR Spring Marathon Training Series #1 held?
RMRR Spring Marathon Training Series #1 is held in Thornton, CO at 88th and Colorado.
About RMRR Spring Marathon Training Series #1
RMRR provides low-cost, low-keyed, supported, and timed training races for runners of all abilities. The races are planned to help you prepare for Boston, Colorado, Colfax, and other long spring races. We make it easy for you to work on your pace, your nutrition and drinking, and getting everything ready for your big race.
- 3/29/26 - 10mi & 20mi
- 4/11/26 - 10mi & 20mi
Sign up for one, or save money and choose the two race bundle. RMRR members get 50% off.
The races begin at 8am, at the Platte River Trailhead Park, at 88th and Colorado, in Thornton. The courses are out-n-back. so we can accommodate almost any distance between 10-20 miles.
Please note that for everyone's safety dogs or running strollers are not permitted on our courses. Thanks for understanding.
Location of the Race #1 and #2 of the Spring RMRR Marathon Training Races
The first two races of the Spring Marathon Training Series are located at the Platte River Trailhead Park in Thornton Colorado. Parking, and the trailhead, are at 88th and Colorado Blvd.