Goat Rattler 100

The Goat Rattler 100 returns to North Ogden, Utah on September 18th through the early hours of September 19th in 2026, offering runners a challenging and scenic course across rugged terrain. The event is known for its single-track trail running experience along mostly untouched natural paths within the Wasatch Mountains region.
The race starts at McGriff Park where participants will gather before setting off on an early morning run that begins just after dawn around 7am. North Ogden, nestled in Utah's scenic landscape, offers runners a chance to explore some of the most breathtaking trails and rugged terrain throughout this challenging endurance event. The trail conditions are firm yet slightly soft underfoot, providing both stability and resilience for long-distance running.
Established as an annual tradition since its inception, Goat Rattler 100 has become a significant part of Utah’s ultra-running community calendar, attracting seasoned runners from across the country who seek to test their endurance on challenging terrain. Over the years, it has raised awareness about mountain conservation efforts and supported local environmental initiatives through race sponsorships and partnerships with organizations dedicated to preserving natural landscapes.
The course itself is predominantly single track, weaving through diverse elevations that add an additional layer of challenge for runners, including a total elevation gain exceeding 22 kilometers. This demanding route features unique trail characteristics such as steep ascents and descents along the Wasatch Mountains, providing spectacular views throughout each mile of the race.
Weather conditions in September typically see firm and slightly soft trails underfoot, with UV index ratings around moderate levels (5), ensuring that participants are exposed to healthy sunlight but also require adequate sun protection. Temperatures can range from cool mornings to warmer afternoons, making hydration a critical aspect for runners throughout their journey. Humidity tends to be low during this time of year in Utah's highlands.
The race offers the GR100 distance with its unique features and challenges.

Registration for Goat Rattler 100 opens on December 1st, 2025, through Ultrasignup at https://ultrasignup.com/register.aspx?did=130722. The registration fee is $399 plus any applicable taxes and processing fees. Early bird pricing ends May 31st with partial refunds available until July 1st; no refunds are offered after that date.
For bib pickup, runners can collect their race materials on the day of the event at McGriff Park from 6am onwards without needing to bring additional identification or documents beyond what is required for race entry. The start location address for McGriff Park is 2950 N 900 E in North Ogden UT.
The Goat Rattler 100, taking place on September 18th through the early hours of September 19th in North Ogden, Utah, presents a rigorous and scenic running experience that draws dedicated athletes from across the United States. This race offers an unparalleled opportunity to explore some of Utah's most stunning trails while contributing to conservation efforts within the Wasatch Mountains region.