6 running, cycling, fun run, and other events in Eureka, Missouri
From big races to Saturday morning group runs—find running, cycling, fun run, mountain biking, and ultra events and connect with the local endurance sports community.
Eureka
6 events in Eureka-
Sat, Mar 28, 2026 at 8:00 AM
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Sat, Apr 25, 2026 at 8:00 AMSee full details
Join us for our 15th Annual Geggie 5k Run/Walk on Saturday, April 25th! This is a family friendly event. The course will start and end at Geggie Elementary. Participants will run through Shaw's Garden, Drewel Park, and Flat Creek trails that run through the heart of Eureka. All finishers will receive a medal and race shirt. Register by April 10th to be guaranteed a race shirt!
Proceeds benefit Girls on the Run St. Louis and Geggie Elementary.
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Sun, Sep 20, 2026 at 9:00 AM
Race Map:
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Sun, Oct 11, 2026 at 7:00 PMSee full details
The 15th Annual Harvest Moon Run takes place in Historic Route 66 State Park on Saturday, October 10, 2026.
7:00 pm-Runners and walkers alike will enjoy the paved flat course through Route 66 State Park for this glowing night event. Pathlighters will be aglow at every turn lighting your steps as you zip by on your way to the moonlit finish line.
5k participants receive a long-sleeve t-shirt and an Energizer headlight to light their path!
A custom Harvest Moon Run medal is given to the Overall male and female winners and 1st Place medalists in nine age brackets
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6:25 pm-FREE Kids Fun Run for ages 10 & under
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6:15 pm-Fred Bird arrives to energize the Moonie crowd!
Proceeds from our 5K night event benefit our Hunger Mission for: the Agape House-Pacific, Eureka Food Pantry, Feed My People-High Ridge, Peace Pantry-Cedar Hill, and the Eureka-Pacific Elks Lodge Backpack Food Program. Please bring canned & boxed food donations the night of the event to Fill the Ford with Food! The Harvest Moon Run is a 100% volunteer 501(c)3 charitable organization.
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Sat, Nov 21, 2026 at 6:00 PMSee full details
St. Louis, get set to shine! The Go Girl Run, an all-women's Half Marathon & 5K event series, is expanding to your vibrant city with an event on November 21, 2026. Embrace the spirit of fitness and friendship in an atmosphere brimming with glitz and glam. Every participant receives a custom race shirt, a beautiful finisher medal, and a celebratory Go Girl Run smoothie + glass to commemorate your achievement. Come celebrate your strength and inspire others at this unforgettable celebration of women's health and empowerment!