5K Races in Saint Louis, MO
Saint Louis, MO is home to 9+ running events. Whether you are looking for a competitive race or a casual weekend event, the Saint Louis running scene has something for every level. Find and register below.
Running
Swifty Fun Run - 1 mile | 5k | 10k | 13.1 mile
Saint Louis, MO
Running
Swifty Fun Run - 1 mile | 5k | 10k | 13.1 mile
August 8, 2026
Saint Louis, MO
Running
Families Run for Ovarian Cancer ROC Star 5k & 1-Mile Run/Walk
October 11, 2026
Saint Louis, MO
Running
UMSL 5K Run/Walk hosted by the UMSL Alumni Association
October 17, 2026
Saint Louis, MO
Frequently Asked Questions
How do I find running races in Saint Louis?▾
Use RACE to browse all upcoming running events in Saint Louis, MO. Filter by distance (5K, 10K, half marathon, marathon) and date to find the perfect race for your schedule.
What are the most popular race distances in Saint Louis?▾
Saint Louis hosts races at every distance, from 1-mile fun runs to full marathons. 5K and half marathon events are the most common, followed by 10Ks and marathons.
When is the best time to race in Saint Louis, MO?▾
Race season varies by region. Check the calendar on RACE to see Saint Louis's busiest months — spring and fall are typically peak season for road races in Missouri.
Are there beginner-friendly races in Saint Louis?▾
Yes. Many 5K events in Saint Louis welcome first-time runners with open waves, no time cutoffs, and walk-friendly policies. Start with a local 5K and build from there.