Fox Valley Winter Challenge Trail Series 5K

Ignite your 2026 running season with an exhilarating 5K through the frosty landscape of Dick Young Forest Preserve! The Fox Valley Winter Challenge Trail Series is here to push your limits with the first leg of our three-part adventure, boasting breathtaking prairie views, challenging winding trails, and the crisp air of winter to fuel your fire.

Ready to up the ante? Conquer the full Trail Series Combo by taking on the 8K and 10K at diverse preserves, all while earning magnificent finisher medals that piece together into a spectacular trophy and exclusive series swag. Whether you're a seasoned trail champion or just beginning to brave the winter races, this 5K is the perfect mix of fun, unpredictability, and the raw beauty of nature.

Celebrate your triumph at the finish line with a unique medal, bespoke winter swag, and some serious bragging rights. So, lace up, get your layers on, and dive into the most kickass start to your year!