When is The Dam Half?

The Dam Half takes place on Sep 27, 2026. That's in 4 months.

Where is The Dam Half located?

The Dam Half is held in Mifflinburg, Pennsylvania, United States.

What distances are available at The Dam Half?

The Dam Half offers the following distances: 13.1M, 4M.

How do I register for The Dam Half?

You can register for The Dam Half through the official registration page.

What is the typical weather for The Dam Half?

Based on historical data, you can expect temperatures between 50°F and 71°F on race day. There's approximately a 14% chance of precipitation.

The Dam Half (4M-13.1M) - Sep 27, 2026 | Mifflinburg, PA

Embark on a challenging trail adventure at The Dam Half, set for September 27, 2026, in the scenic Bald Eagle State Forest near Mifflinburg, PA. This renowned event offers both a demanding 13.1-mile half marathon and a spirited 4-mile race, welcoming both seasoned trail runners and those looking for a picturesque introduction to the sport. What began as a race for hardcore trail enthusiasts has evolved into a popular, family-friendly event, garnering national attention for its central Pennsylvania trails. Typical race day conditions in late September feature comfortable highs around 71°F and lows around 50°F, with a minimal 14% chance of precipitation, providing ideal weather for tackling the varied terrain.

The Dam Half marathon course lives up to its "Rocksylvania" reputation, featuring approximately 2,300 feet of elevation gain across a mix of singletrack, doubletrack, and forest roads. Runners will navigate through beautiful hemlock and pine forests, encountering natural trail elements like rocks, mud, downed trees, roots, and stream crossings. A true test of grit awaits near the end with the notorious "Stairway to Heaven," a half-mile singletrack climb ascending over 700 feet up Naked Mountain, culminating in breathtaking vistas before a final downhill sprint to the finish line. Aid stations are strategically placed at approximately 5.2, 8.7, and 11.2 miles to support runners throughout the challenging journey, with cutoff times enforced to ensure safety and an enjoyable experience for all participants.

The Dam Half has been praised by runners for its excellent organization, well-marked trails, and vibrant atmosphere. Starting within R.B. Winter State Park, the race promises an immersive experience that feels far from civilization, offering a true sense of accomplishment as you conquer its technical sections and rewarding climbs. Whether you opt for the rigorous half marathon or the shorter 4-mile dash, The Dam Half guarantees an unforgettable day on the trails, challenging your limits amidst the stunning backdrop of central Pennsylvania.