IronHike Endurance Series

Cornwall, United States • 1-4 Oct 2026

IronHike Endurance Series : Fall 2026

The IronHike Endurance Series takes place from October 1 to October 4, 2026 at Mohawk Mountain Ski Area in Cornwall, Connecticut. The series is presented by IronHike Endurance Productions LLC, a US military veteran owned business. Events are held on trail terrain and allow running, hiking or walking.

The series includes multiple ultra trail formats with different distances, elevation totals and time windows. All listed events take place at the same venue and across the same October dates.

  • 61+ miles with 29,029' elevation and 72 hour relay.
  • 61+ miles with 29,029' elevation and 72 hour individual event.
  • 100+ miles with 50,400' elevation and 84 hour backyard ultra format.
  • 152+ miles with 72,590' elevation and 84 hour relay.
  • 152+ miles with 72,590' elevation and 84 hour individual event.

The event location is Mohawk Mountain Ski Area, 46 Great Hollow, Cornwall, CT 06753. Additional event information and registration are managed through the event registration site. Visit the organization's website for the most recent information.

Race information

61 mi
61+ Miles
Visit the organization's website for the most recent information.
Trail runs nearby

Trail races at Penwood State Park offer a 50K (three loops) and a 17K (one loop) over primarily single-track and double-track terrain, with a nine hour cutoff for the 50K. The event is cupless and organized by the CT Trailmixers.

A *3.5 mile* trail run/walk at Woodtick Recreation Area in Wolcott, CT on May 17, 2026. Proceeds support the Wolcott Cross Country Teams and participants receive a free entry to the CT Food Truck Battles Festival.

A road half marathon in Roxbury, Connecticut on May 24, 2026 that features mixed pavement and dirt sections, notable climbs including a 250 foot gain near the halfway point, and a post race celebration at Mine Hill Distillery.

A multi day endurance series at Mohawk Mountain in Connecticut offering solo and team trail events from 15 to 152+ miles with timed formats up to 84 hours. Tenting, support stations, and personalized bibs and medals are provided.