Vallecito Lake Heavy Half

The Vallecito Lake Heavy Half is a scenic half marathon set around the picturesque Vallecito Reservoir in Colorado's San Juan Mountains. Scheduled for May 17, 2025, this unique race offers participants the chance to run on private property typically closed to the public, including a segment across Vallecito Dam. The course features a mix of single track and road, with a total distance of approximately 13.9 miles and a vertical gain of 1,000 feet.

The event is not only a running challenge but also serves as a fundraiser for local non-profits, with a festive post-race meal and unique finisher prizes. Visit the organization's website for the most recent information.