RMRR Fall Marathon Training Series #3
- Date Sun 21st September 2025
- Time 7:00AM MDT
- Location Thornton, Colorado
- Price $22.20 - $32.80
- Races 2 races
- Distances 10 Mile
Event summary
Join us for the RMRR Fall Marathon Training Series #3 on Sunday, September 21, 2025, in beautiful Thornton, Adams! This exciting event is perfect for runners of all levels looking to enhance their training for upcoming fall marathons, including popular races in Colorado Springs, Boulderthon, and New York. Participants can choose between two challenging distances: the 10-mile and 20-mile options, with flexibility for those who may need custom distances in between.
The races kick off bright and early at 7 AM at the picturesque Riverdale Ballfields, located at 9830 Riverdale Road. Enjoy a friendly and supportive atmosphere, with accurately measured and well-marked courses, allowing you to focus solely on your running. Remember, for everyone's safety, dogs and running strollers are not permitted on the course. Don’t miss this fantastic opportunity to train with fellow runners, and take advantage of discounts for RMRR members. Get ready to lace up those running shoes and make the most of your marathon training!
The races kick off bright and early at 7 AM at the picturesque Riverdale Ballfields, located at 9830 Riverdale Road. Enjoy a friendly and supportive atmosphere, with accurately measured and well-marked courses, allowing you to focus solely on your running. Remember, for everyone's safety, dogs and running strollers are not permitted on the course. Don’t miss this fantastic opportunity to train with fellow runners, and take advantage of discounts for RMRR members. Get ready to lace up those running shoes and make the most of your marathon training!
Organiser's Description
RMRRs Marathon Training Series (MTS) races are low cost, friendly, supported, accurately measured, well marked, and timed. Each MTS has 10mi & 20mi, or 20k & 30k options. All you need to do is focus on your running!
The MTS fits well into training schedules for Colorado Springs, Boulderthon, Long View, Chicago, Monumental (Indy), New York, and other fall full and half marathons.
MTS#3 offers 10mi & 20mi options (we can accommodate almost any distance in between).
Please note that for everyone's safety, dogs or running strollers are not permitted on our courses. Thanks for understanding.
The races begin at 7 am at Riverdale Ballfields at 9830 Riverdale Road in Thornton Colorado.
#1: Aug 25 - 10mi & 20mi
#2: Sep 8 - 20k & 30k
#3: Sep 22 - 10mi & 20mi
RMRR Members receive a $5 discount off individual races and $15 off the 3-race bundles. Discount taken when you check out. Your membership must be current.
The MTS fits well into training schedules for Colorado Springs, Boulderthon, Long View, Chicago, Monumental (Indy), New York, and other fall full and half marathons.
MTS#3 offers 10mi & 20mi options (we can accommodate almost any distance in between).
Please note that for everyone's safety, dogs or running strollers are not permitted on our courses. Thanks for understanding.
The races begin at 7 am at Riverdale Ballfields at 9830 Riverdale Road in Thornton Colorado.
#1: Aug 25 - 10mi & 20mi
#2: Sep 8 - 20k & 30k
#3: Sep 22 - 10mi & 20mi
RMRR Members receive a $5 discount off individual races and $15 off the 3-race bundles. Discount taken when you check out. Your membership must be current.
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