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The Great River Challenge, Off-road Triathlon. 2026
Nearby races · 12
Pulling race details. Checking the course notes.
Nearby races · 12
The Great River Challenge is a paddle, trail run, and mountain bike triathlon held October 3, 2026, at Northfield Mountain Recreation Center in Northfield, MA. The long course includes a 5.5-mile paddle on the Connecticut River, a 4-mile trail run, and a 7.5-mile mountain bike segment; the short course features a 4-mile paddle, 2.5-mile run, and 3.75-mile bike leg. All paddle segments begin with a mass start from the water-front pavilion and involve paddling to and around Captain Kidd's Island. Running and biking portions use single-track trails and packed gravel paths on the recreation center grounds. Timing chips track segment and transition times. Water stations and safety support are provided throughout the course.
Distances
Distances as listed on a public calendar. Nothing about entry, timing or inclusions is on file.
Getting there
Northfield, MA. Exact start not reported.
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