Saint Louis Half Marathon
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Event details
The Saint Louis Half Marathon and 5K takes place in Forest Park, Saint Louis, MO on November 9, 2025. The event offers both in-person and virtual options and includes the following distances:
- Half Marathon
- 5K
The Half Marathon has been held since 1971 and is the longest-running half marathon in the St. Louis region. The Half Marathon course is USATF certified and course maps are provided by the organizer. The start and finish are located at the Muny Festival Grounds.
Logistics and awards
Packet pickup is scheduled at Running Niche on Tower Grove (Friday, November 7), at the Forest Park Visitor's Center (Saturday, November 8), and on race morning at the start/finish; virtual participants who do not pick up a packet in person will receive their packet by mail after race day. Aid stations are provided at approximate mile markers for the Half Marathon and at one approximate mile marker for the 5K. The Saint Louis Crisis Nursery is the event charity partner and optional donations may be made during online registration.
Overall prize money for the live Half Marathon is $500, $250, and $100 for the top three male and female finishers. Age group awards are offered for male and female finishers across standard age brackets. The 5K has overall awards for the top three male and female finishers. All finishers in all distances will receive a finisher medal. Registration closes November 5, 2025; guaranteed shirts and medals require earlier registration. Visit the organization's website for the most recent information.