Folsom Lake Sweetwater Trail Run

Embark on an unforgettable trail adventure at the Folsom Lake Sweetwater Trail Run on January 24, 2026, in Folsom, CA. This popular event, hosted by Troy's California Trail Runs, invites runners of all abilities to explore the breathtaking landscapes surrounding Folsom Lake. Choose your challenge from an extensive range of distances, including a 50K, Marathon, 30K, Half Marathon, 9M, 10K, 5K, and 1M, ensuring a perfect fit whether you're a seasoned ultrarunner or looking for your first taste of trail racing. Typical race day conditions feature mild temperatures, with highs around 59°F and lows around 41°F, and only a 12% chance of precipitation, providing an ideal climate for hitting the trails.

The course itself is a runner's dream, primarily following the scenic South Side Trail with 95% single-track and 5% dirt road. Runners will navigate gently rolling hills characteristic of the El Dorado Hills, interspersed with some technical sections and flat, wide stretches, all while paralleling the stunning Folsom Lake. Be prepared for an exhilarating creek crossing over Sweetwater Creek, adding a unique element to the run. The panoramic views of ancient oak trees, vibrant green grass, and the distant Sierra foothills create a truly immersive and appealing experience.

Starting and finishing at the Salmon Falls Parking Lot, the race ensures a smooth start with staggered waves for various distances, allowing the pack to thin out before runners immerse themselves in the natural beauty. Comprehensive aid stations, fully stocked with a variety of glycogen-replenishing and electrolyte-replacing products, are strategically placed along the course, along with water stops and even drop bag opportunities for longer distances. Participants consistently praise the appealing single-track and the sense of accomplishment, along with a finisher's medal to commemorate their journey. The Folsom Lake Sweetwater Trail Run is more than just a race; it's an opportunity to connect with nature and the supportive trail running community.