From big races to Saturday morning group runs—find fun run events and connect with the local endurance sports community.
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-6:30pm
Dick's Sporting Goods 64 Thf Blvd Chesterfield MO 63005
Race day packet pick up will be from 7:30am until the start of the race. Race starts at 8:30am!
Chesterfield Valley Athletic Complex, Race Location
Join us Friday, July 4 for the 8th annual Stars and Stripes Runs. Start your holiday with some fun exercise! Come RUN and WALK with us! The run will be held at the Chesterfield Valley Athletic Complex. 5K will begin at 8:30am, and Fun Run starts at 9:30am! Participants are encouraged to come back that evening and enjoy the free 4th of July Fireworks Celebration starting at 6:00 p.m.
Awards for the 5K will be given to the top overall male and female finishers, as well as the first-place finishers in each age group. Age groups are separated by male and female and are 12 and under, 13-19, 20-29, 30-39, 40-49, 50-59, 60-69, 70+. Each participant in the Fun Run will receive a medal for running. **Shirts are guaranteed to all participants who register by June 16th.
All Ages welcomed!
STARS AND STRIPES 5K FEES:
$25 Early Bird, now through May 31st
$35 June 1st through July 3rd
$45 Race Day
FUN RUN FEES:
$15 through Race Day
PACKET PICK-UP:
Friday, 7/3, 10:30am-6:30pm @ Dick's Sporting Goods, 64 THF Blvd Chesterfield MO 63005
Saturday, 7/4, 7:30-8:30am @ Chesterfield First Community Athletic Complex (Race Location), 17925 North Outer 40 Road Chesterfield, MO 63005
Gumbo Flats Pumpkin Run
Benefits:
Saturday, October 10, 2026
Presented by:
Join us for the 25th Annual Gumbo Flats Pumpkin Run
The Chesterfield Regional Chamber is proud to announce its 24th Annual Gumbo Flats Pumpkin Run. This popular event will take place on Saturday, October 10, 2026 and will begin at the Chesterfield Towne Center. Hundreds of community members join us each year for the annual Chesterfield Chamber of Commerce Gumbo Flats Pumpkin Run/Walk. The 5K and 10K are out and back courses. The Chamber also hosts a half-mile Children's Fun Run for ages 10 and under. Costumes are encouraged for kids and adults alike!
8am 5k/10k
9am Kid Fun Run