HAT Run 50k

Step into a classic piece of American ultrarunning history at the HAT Run 50K on Saturday, March 21, 2026. This venerable race, a cherished tradition since 1993, offers a challenging and authentic 50K experience on the beautiful trails near Havre de Grace, Maryland. With its classic three-part structure—a 3-mile opening loop followed by two demanding 14-mile circuits—the course tests both early pacing and enduring resilience. Runners are treated to a quintessential mix of East Coast single-track, rolling open fields, and the famous stream crossings that promise a true adventure.
Earning your finish here means conquering nearly 4,400 feet of climbing on a route that weaves through the diverse landscapes of Susquehanna State Park. The event is steeped in community spirit, organized with the straightforward, no-frills ethos that has defined it for decades. As one of the longest-running ultras in the country, crossing the finish line connects you to a legendary lineage of runners and memorable performances. This isn't just a race; it's a pilgrimage to the roots of the sport.

Feel the camaraderie of a seasoned running community that gathers each spring to celebrate perseverance and the joy of the trail. With registration famously opening on Black Friday, securing a spot is a coveted milestone for many ultrarunners' annual calendars. The variable water levels at the four stream crossings add a unique, unpredictable element that embodies the spirit of traditional trail running. To complete the HAT Run is to inscribe your name alongside decades of finishers, achieving a badge of honor that resonates deeply within the ultrarunning world.