Races / Series


Click on any series below to learn more about each one! You can browse through pictures from previous years, find all the info you’ll need for each race in the series, and register for any race (or all of them)!

ALL of our races include a 50K, full marathon, half marathon, 10K, and 5K.
AlohaKaua'i, HIThursday, January 18 - Sunday, January 21, 2024
Gulf CoastTX, LA, MS, FLMonday, March 20 - Thursday, March 23, 2023
AppalachianAL, GA, SC, NC, TN, VA, WVFriday, March 24 - Thursday, March 30, 2023
RiverboatLA, AR, MS, TN, KY, MO, ILMonday, April 17 - Sunday, April 23, 2023
PrairieOK, MO, KS, NE, IA, SD, ND, MNFriday, May 12 - Friday, May 19, 2023
IndependenceDE, MD, PA, NJ, NYWednesday, May 31 - Sunday, June 4, 2023
New EnglandCT, RI, MA, VT, NH, MEMonday, June 5 - Saturday, June 10, 2023
HeartlandOH, MI, IN, IL, IA, WI, MNSaturday, July 8 - Friday, July 14, 2023
Summer CampSt. Cloud, MNSaturday, July 15 - Wednesday, July 19, 2023
AlaskaJuneau, AKTuesday, July 25 - Friday, July 28, 2023
NorthwestOR, WA, IDSaturday, September 23 - Thursday, September 28, 2023
Center of the NationCO, NE, WY, SD, ND, MTMonday, October 2 - Saturday, October 7, 2023
SouthwestNM, CO, UT, AZ, NV, CASunday, November 6 - Friday, November 11, 2022
Click to view and print our full calendar.

Click to view our most recent edition of The Loony Bin!

Running Ragged: 20in20

2018 MN Brothers Trail Series

Check out the amazing aerial video shot by a drone flown over our course in Clayton, NM, during the 2015 Dust Bowl Series!
Click HERE to video the full-sized video on our YouTube channel.

RUSA calendar link

USATF logo

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Mainly Marathons | 1239 2nd Street N, #308 | Sauk Rapids, MN 56379 MB@MainlyMarathons.com