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.
HeartlandOH, MI, IN, IL, IA, WI, MNSunday, June 3-Saturday, June 9, 2018
Minnesota Brothers Trail Series (New Series!)St. Cloud, MNSunday, June 10-Wednesday, June 13, 2018
PrairieMN, ND, SD, IA, NE, KS, MOSunday, July 8-Saturday, July 14, 2018
Alaska (New Series!)Juneau, AKTuesday, July 24-Friday, July 27, 2018
NorthwestOR, WA, IDSaturday, Sept.1-Thursday, Sept.6, 2018
Center of the NationMT, ND, SD, WY, NE, COMonday, Sept.10-Saturday, Sept.15, 2018
AppalachianWV, VA, TN, NC, SC, GA, AL, FL (2)Saturday, Oct.6-Sunday, Oct.14, 2018
Day of the DeadLas Cruces, NMSaturday, Oct.27-Sunday, 28, 2018
SouthwestNM, CO, UT, AZ, NV, CASunday, Nov.4-Friday, Nov.9, 2018
AlohaKaua'i, HIThursday, Jan.24-Sunday, Jan.27, 2019
Gulf CoastFL, AL, MS, LA, TXSaturday, Feb.16-Wednesday, Feb.20, 2019
Dust BowlTX, NM, OK, KS, COWednesday, Mar.20-Sunday, Mar.24, 2019
RiverboatLA, AR, MS, TN, KY, MO, ILSunday, Apr.7-Saturday, Apr.13, 2019
IndependenceDE, MD, PA, NJ, NYTuesday, June 18-Saturday, June 22, 2019
New EnglandPA, CT, RI, MA, VT, NH, MESunday, June 23-Saturday, June 29, 2019
Click to view and print our full calendar.


Click to view our NEW edition of The Loony Bin newsletter!

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.

Check out We're All in This Together, an insightful look into the very first 5-state, 5-day series, by author and series participant George Rose!


RUSA calendar link

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Mainly Marathons | 1239 2nd Street N, #308 | Sauk Rapids, MN 56379