Chesterfield Shamrock 5k/10k & Leprechaun Fun Run

The City of Chesterfield's Annual Shamrock Run will take place on March 14, 2026, at the Chesterfield Valley Athletic Complex. The race will consist of a 5K or 10K race, as well as a Fun Run Race for kids! The 5k and 10K will begin at 8:30am and the Fun Run will begin at 10am. Each participant will receive a shirt if registered by February 22. First place in age category will receive a medal for 5K and 10K. Fun Run racers are all guaranteed medals. SHAMROCK FEES: 5K/10K:$25 Early Bird - through February 15$35 February 16 – March 13$45 Race Day LIL’ LEPRECHAUN RUN:$15 through Race Day Packet Pick Up: Friday, March 13th, 10:30am-6:30pmDick's Sporting Goods 64 Thf Blvd Chesterfield MO 63005 Race Day, March 14th, 7:30am - start of race Chesterfield Valley Athletic Complex, Race Location