2026 Prairie Series - Day 6 (SD)

World's Best Marathon & Half Series! No Time Limits Great Food Award-Winning Medals Loony Community! We RUN this country, TOGETHER!Event details and scheduleThanks for running with Mainly Marathons! Take a look at our website for additional details about this series and our other series of races. Also, join our Facebook group to stay up-to-date with our loony adventures: Main Group and Prairie Series. If you're interested in some Mainly Merch, check out our online store HERE. We'll offer some items (hats, stickers, magnets, mugs, etc.) in-person at the races, the Mainly Merch store best option for a variety of fun designs and quality merchandise to showcase your loonacy! If you have any questions, email MB@MainlyMarathons.com We RUN this country, TOGETHER!