RMRR Fall Marathon Training Series
- Date Sun 23rd August 2026 - Sun 20th September 2026
- Time 7:00AM MDT
- Location Thornton, Colorado
- Price $22.20 - $80.50
- Races 4 races
- Distances 10 Mile
Event summary
The training series kicks off with the 10-mile and 20-mile races on August 24, followed by the 20K and 30K events on September 7, and wraps up with another chance to run 10 miles or 20 miles on September 21. Each race begins at 7 am at the Riverdale Ballfields, conveniently located at 9830 Riverdale Road in Thornton, Colorado. Runners will benefit from well-marked courses, supportive mile markers, and the chance to receive ribbons for top finishers in each distance. So whether you’re prepping for marathons in Colorado Springs, Chicago, New York, or beyond, the RMRR Fall Marathon Training Series is the perfect way to enhance your training, meet fellow
Organiser's Description
RMRRs Marathon Training Series provides 10mi/20km and 20mi/30km races that are low cost, friendly, supported, and officially timed. All you need to do is focus on your running! The MTS fits well into training schedules for Colorado Springs, Boulderthon, Long View, Berlin, Chicago, Monumental (Indy), New York, and other fall full and half marathons.
Everyone is welcome to Marathon Training Series races: RMRR members, guests, training team members, everyone! The courses are well marked, with mile markers will help you gauge your time. Well time your run, and winners of each distance will receive ribbons. We make it easy for you to work on your pace, your nutrition and drinking, and getting everything ready for your big race.
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 24 - 10mi & 20mi
#2: Sep 7 - 20k & 30k
#3: Sep 21 - 10mi & 20mi
You are welcome to run 15mi, 25k, or another distance. Just let us know at the start.
RMRR Members receive a 25% discount. Discount taken when you check out. Your membership must be current.
Races
-
RMRR Fall Marathon Training - 3 Race Bundle Short (10m, 20k, 10m)
Incl. $4.00 Fee
Sun 23rd August 2026 (7:00AM MDT)
$54.00
OPENS 30 JUN#1: Aug 24 - 10mi #2: Sep 7 - 20k #3: Sep 21 - 10mi -
RMRR Fall Marathon Training - 3 Race Bundle Long ( 20m, 30k, 20m)
Incl. $5.50 Fee
Sun 23rd August 2026 (7:00AM MDT)
$80.50
OPENS 30 JUN#1: Aug 24 - 20mi #2: Sep 7 - 30k #3: Sep 21 - 20mi -
RMRR Fall Marathon Training Series #1 - 10 Mile
Incl. $2.20 Fee
Sun 23rd August 2026 (7:00AM MDT)
$22.20
OPENS 30 JUN -
RMRR Fall 2023 Marathon Training Series #1 - 20 Mile
Incl. $2.80 Fee
Sun 23rd August 2026 (7:00AM MDT)
$32.80
OPENS 30 JUN
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Riverdale Ballfields in Thornton, 9830 Riverdale Road, Thornton, 80229, CO, United States
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RMRR Fall Marathon Training Series
