When is The Shamrock Run?

The Shamrock Run takes place on Mar 15, 2026. That's in 2 weeks.

Where is The Shamrock Run located?

The Shamrock Run is held in Billings, Montana, United States.

What distances are available at The Shamrock Run?

The Shamrock Run offers the following distances: 5K, 1M.

How do I register for The Shamrock Run?

You can register for The Shamrock Run through the official registration page.

What is the typical weather for The Shamrock Run?

Based on historical data, you can expect temperatures between 25°F and 51°F on race day. There's approximately a 4% chance of precipitation.

The Shamrock Run (1M-5K) - Mar 15, 2026 | Billings, MT

Embrace the spirit of St. Patrick's Day and shake off the last of winter with The Shamrock Run in Billings, MT, on Sunday, March 15, 2026. This beloved annual event, hosted by the Yellowstone Rim Runners, serves as the perfect kick-off to the spring racing season, bringing the community together for a fun and active celebration. Participants can choose between a chip-timed, USATF Certified 5K that winds through the closed-off streets around scenic Pioneer Park, or a free, untimed 1 Mile Fun Run specifically for kids 12 and under, which loops around the park's perimeter on sidewalks and paths.

Runners consistently praise The Shamrock Run for its lively and festive atmosphere, making it a welcoming event for all paces—from competitive runners seeking an early-season challenge to families enjoying a casual outing. Typical race day conditions in mid-March often bring highs around 51°F and lows around 25°F, with a low 4% chance of precipitation, creating crisp, invigorating running weather. Don your best green gear and look forward to a vibrant post-race celebration at Pioneer Park, complete with refreshments, snacks, and celebratory green beer for those 21 and over.

Beyond the fun, The Shamrock Run holds a special place in the community, with proceeds supporting youth running programs and local trails in Billings, making every stride count. Awards are given to the top three finishers in 5-year age groups for the 5K, adding a competitive edge for those chasing a personal best. Whether you're aiming for a strong finish or simply soaking in the festive community spirit, The Shamrock Run offers a memorable experience for the entire family.