St Pete Run Fest is a weekend running festival in downtown St. Petersburg, Florida, offering certified half marathon, 10K, and 5K courses that highlight the city’s waterfront, the St. Pete Pier, public murals, and historic neighborhoods. The signature Regenexx St. Pete Half Marathon presents a fast, scenic 13.1-mile route through the heart of the city, while the shorter distances and accompanying race expo immerse participants in St. Petersburg’s lively arts and food scene. The festival atmosphere at the finish includes live entertainment and local craft beer, making the event notable as a well-organized, community-focused destination race.