Sunday, March 15, 2026
Pioneer Park at 1 p.m.
SHAMROCK RUN 5K
KIDS FUN RUN 1 MILE
5K Race
Kick off the spring racing season and celebrate St. Patrick's Day!
We'll close down the streets around Pioneer Park for a big 5K race.
Chip timed
Shirts available while supplies last.
Questions? See FAQs
Kids Fun Run
Kids 12 and under can enjoy a free, 1 mile fun run after the 5K is finished.
Parents are welcome to join young runners for fun, encouragement or safety.
Free Untimed No T-Shirt
Beer Garden
Enjoy a beer in the park after the race.
21+, ID required for entry.
Awards
Awards for top finishers.
Check your results before you leave! If you won, pick your award at the YRR tent.
Awards based on chip time and must be claimed on race day.
Discounts
Bring your friends and family! Refer 5 people and get $20 refund.
Your personal referral code is generated at registration.
20% off for Yellowstone Rim Runners.*
Not a member yet? Consider joining us.
*Membership must be current on race day. Check your membership status here.
Got young runners?
Runners ages 8 to 18 get discounted entry to the 5K.
Kids 12 & Under can signup for the Free Kids Fun Run 1 Mile (untimed).
Proceeds Benefit the Local Running Community
Yellowstone Rim Runners are passionate about building and supporting the local running community.
All donations and a portion of our race proceeds will support youth running and places to run.
