The ReRun 5K is a sustainability-focused evening race taking place on Earth Day, Wednesday, April 22, 2026, at Tower Grove Park in St. Louis, Missouri. Organized with a "Reduce, Reuse, Recycle" mission, the event is designed to minimize environmental impact by eliminating gas-powered generators and single-use plastics. Instead of new materials, the race utilizes recycled bibs, timing chips, and "vintage" swag from previous events.
| Race Category | Start Time | Location | Beneficiary |
|---|---|---|---|
| Timed 5K Run | 6:00 PM CDT | Sons of Rest Pavilion | Forest ReLeaf of Missouri |
| Virtual 5K | Anytime | Remote | Forest ReLeaf of Missouri |
Eco-Friendly Initiatives and Partnerships
The event incorporates several green measures to support its environmental pledge. A portion of every registration is donated to Forest ReLeaf of Missouri, an organization dedicated to community reforestation; notably, the top three male and female finishers are awarded live trees donated by the charity. Additionally, Open Space STL manages on-site waste sorting (compost, recycle, landfill), and Sneakers 4 Good collects old athletic footwear to keep shoes out of landfills. Participants are strongly encouraged to bring their own reusable water bottles and use public transportation or carpooling to reach the park.
Course and Logistics
The 5K features an out-and-back course starting from the Sons of Rest Shelter within the historic Tower Grove Park. Packet pickup begins on-site at 4:45 PM on race day. All participants receive a biodegradable race sticker and their choice of leftover swag items. For those participating virtually, a "mystery swag" item is shipped to their location. The event maintains a community atmosphere, inviting runners to enjoy a post-race picnic in the park following the finish.
Demographic Context
The host city of St. Louis, MO, presents a diverse demographic profile. According to recent data, the city's population is approximately 44.5% Black or African American, 42.8% White (Non-Hispanic), 5.2% Hispanic or Latino, and 3.5% Asian. The city’s median household income sits at approximately $53,000. Tower Grove Park itself serves as a central cultural hub, frequently hosting events that reflect the varied interests and backgrounds of the city’s urban population.
Apr 22, 2026
Distance — 5km
Type — Running
18:00
$18.00
Apr 22, 2026
Distance — 5km
Type — Running
18:00
$18.00
These values represent the 3-year monthly averages for April in St. Louis.
Learn more about the host city, St. Louis.
The Gateway City of St. Louis is the epitome of the modern Midwestern metropolis. Missouri's second-largest city is vibrant but laid-back, populous but navigable, historic but still relevant. The city's planners have created an aesthetically beautiful city, with plenty of green space amidst buildings both old and new, framed by the majestic Mississippi and Missouri rivers. And capping it all is the world's tallest man-made monument, the beautiful and iconic Gateway Arch.
Read more launchWatch highlights and course previews from previous years.
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location_on St. Louis, Missouri, US
calendar_today Apr 11, 2026
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