Jigger Johnson Ultras

AUG
14-16
2026
Test your endurance in the White Mountains of New Hampshire with distances ranging from 20 to 100 miles. Navigate technical trails and significant elevation gains in this rugged mountain event starting from Waterville Valley.
108 miles 58 miles 20 miles

Always double-check with the organizer's website! This page may contain affiliate links.

Event Overview

The Jigger Johnson Ultras take place in the White Mountain National Forest, starting and ending in Waterville Valley, New Hampshire. The event features multiple distances through rugged, technical, and mountainous terrain, including several summits with significant elevation changes.

Distances

  • 100 Mile: An out-and-back course covering approximately 108 miles with 29,000 feet of elevation gain.
  • 50 Mile: A point-to-point route of 58 miles with 16,000 feet of elevation gain, starting at the South Moat trailhead.
  • 20 Mile: A 20.1 mile loop with 5,900 feet of elevation gain.

Course Details

The routes utilize various trails such as the Mount Tecumseh, Osceola, Hancock Notch, and Sawyer River trails. Participants in the longer distances will summit peaks including Mount Osceola, Mount Tremont, and the Moat Mountains. The courses are unmarked, requiring runners to be proficient in navigation using provided maps and GPS data.

Requirements and Logistics

The 100 Mile and 50 Mile events have strict qualification requirements. Runners for the 100 Mile must have completed a 50 mile race or similar mountain effort within the past year. 50 Mile participants must have completed a 50 km race or equivalent within the same timeframe.

Mandatory gear is required for all distances due to exposed terrain and variable mountain weather. Items include a minimum of 2 liters of water, an emergency blanket, a whistle, a headlamp, and a rain jacket. A shuttle service is provided for 50 Mile runners to reach their starting point at the South Moat Trailhead. No crew or outside assistance is permitted at remote aid stations due to permit regulations. Visit the organization's website for the most recent information.

108 mi
100 Mile
58 mi
50 Mile
20 mi
20 Mile