Hare Mountain 100

OCT
23-24
2026
A remote 100 mile point to point on the Ozark Highlands Trail in northwest Arkansas with large elevation gain, required GPS tracking, and long aid station gaps.
23-24 Oct 2026
UTMB 20K/50K/100K/100M 100 miles 50 miles 50 kilometers 25 kilometers 10 kilometers

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Hare Mountain 100

The Hare Mountain 100 is a 100 mile point to point run on the Ozark Highlands Trail in northwest Arkansas, centered on the Boston Mountain segment. The 2026 edition is scheduled for October 23rd and uses about 100 miles of the most rugged sections of the trail system, including Hare Mountain at about 2400 feet.

The course runs through remote, rocky hardwood, cedar, and pine forest with many creek crossings, bluffs, waterfalls, sandstone outcrops and notable fall colors. Measured elevation gain for the 100 varies by device and app and is reported between 20,000-24,400 feet. Climbs include large sustained climbs and many shorter steep pitches in between.

The race requires self sufficiency, navigation skills, and extra safety gear. Runners must carry a satellite GPS tracking device and have the course GPX downloaded on a phone; the tracker will be checked at check in. Trail marking is limited to official blazes and wooden signs and some major aid stations are as much as about 12 miles apart. The event is cupless; a reusable cup is provided at the start if a runner does not have one.

Other distances in 2026 are held with different formats and turn points:

  • 100 mile point to point on the Ozark Highlands Trail
  • 50 mile out and back from Shores Lake recreation area
  • 50k out and back from Shores Lake recreation area
  • 25k loop starting and finishing at Shores Lake
  • White Rock Ascent time trial to White Rock and back to Salt Fork Aid

Runners have 38 hours to complete the 100 mile course; if a runner departs the final Salt Fork aid station before the cutoff but finishes after 38 hours they still receive an official finish and buckle. Camping is available at Shores Lake campground, in the national forest, or nearby lodging options. Visit the organization's website for the most recent information.

100 mi
100 Mile
50 mi
50 Mile
50 km
50k
25 km
25k
10 km
10k
White Rock Ascent

Events nearby

One hour track race in Russellville on a standard 400 meter track, held as a Grand Prix championship event with two heats, aid stations, and on site chili.
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