Equinox Marathon

The marathon starts and finishes on the athletic field at the University of Alaska Fairbanks. The FAQ says “The majority of our course is on trails and gravel roads, although there are some sections on road shoulders and bike paths”, which is why the course is not certified and “is NOT certified as a Boston Marathon qualifier”. It adds: “Plan on adding 45 to 90 seconds a mile to your ‘normal’ marathon time.” The organiser measures the distance with calibrated bicycles and says a GPS watch will read short.

The time limit is ten hours, a limit the home page calls “great even for hikers who can keep a steady pace”.

The course crosses the Alaska Railroad twice. At the first crossing, at about mile 8, a runner who meets a train must wait and the clock keeps running. At the second, almost 25 miles in, the clock stops for any runner held by a train and the delay is deducted from the finish time.

The 2026 race, the 63rd, was run on Saturday 19 September and started at 8:00 a.m.

Sourced

For the first 14 km the course stays between about 150 and 245 m, across the UAF trails and the Ballaine and Yankovich roads. The organiser’s FAQ says the ascent of Ester Dome “begins ‘officially’ near the 9-mile mark” and reaches the first summit, Ullrhavn, 3.4 miles and “about 1500 vertical feet/450 vertical meters later”. The road is at 222 m at mile 9 (km 14.5) and 641 m at Ullrhavn (km 20.0), a rise of about 420 m, and the line keeps rising to 710 m at km 21.7, the highest point of the course.

In all the course climbs about 750 m on its long rises. The organiser’s own figure is “about 3,300 feet of elevation gain and the same amount of descent”, roughly 1,000 m, counting every short rise on the trails.

Measured

The FAQ describes the out-and-back as the section that “begins at the saddle between the two Ester Dome peaks, at mile 13.7. It goes west along the summit ridge of Ester Dome to the turnaround (approximately mile 14.75), then returns by the same route to mile 16.6.” It “involves ascending four summits on the way out, and the same four summits on the return”, mostly on gravel and mining road that “can often have many puddles and will likely be rutted in places”.

The detailed course description adds that the turnaround is on a downhill, so a runner who has just descended has to stop and climb back, and that “awesome views of Denali” are sometimes there, “and sometimes not as runners may be engulfed in the clouds”. The aid station at the turnaround serves water and food.

Sourced

The FAQ calls the Chute “the semi-suicidal plummet”, which “drops several hundred feet in about 1/3 of a mile of rutted, loose gravel”. After it the course turns onto a trail that keeps descending, comes out on Henderson Road past mile 19, and picks up pavement just past mile 20. By the power lines before Gold Hill Road, the FAQ says, “you have put ‘the Dome’ behind you”.

The course is at 664 m at km 27.7 and 215 m at km 34.6, about 450 m lower, and the final 8 km stay between 146 m and 220 m. The detailed course description puts one more steep half-mile climb after mile 24.8, then rolling double track below the Butrovich Building and the finish on the soccer field.

Measured