RunRace USA › Massachusetts › The Great River Challenge, Off-road Triathlon
The Great River Challenge, Off-road Triathlon
Northfield, Massachusetts · Saturday, October 3, 2026 · 16.5 Miles, 11.2 Miles
Official race page & registration ↗The Great River Challenge, Off-road Triathlon takes place on Saturday, October 3, 2026 in Northfield, Massachusetts. The race offers 2 distances: 16.5 Miles, 11.2 Miles. For anyone travelling in, Greenfield is about 10 miles away and Springfield is about 41 miles away.
It is one of 146 races on the Massachusetts calendar that October. At $50, entry sits above the $30 median for a Massachusetts race.
- Date
- Saturday, October 3, 2026
- Location
- Northfield, Massachusetts
- Distances
- 16.5 Miles, 11.2 Miles
- Entry fee
- from $50
Listing from the 2026 race calendar, refreshed nightly. Details can change: confirm date and entry on the official race page before travelling. Spot an error? Tell us here.
Making a race weekend of it?
Stay near the start line in Northfield: check in Oct 2, out Oct 4.
Common questions
When is The Great River Challenge, Off-road Triathlon?
The Great River Challenge, Off-road Triathlon is scheduled for Saturday, October 3, 2026.
Where is The Great River Challenge, Off-road Triathlon held?
The Great River Challenge, Off-road Triathlon is held in Northfield, Massachusetts. It is about 10 miles from Greenfield and 41 miles from Springfield.
What distances does The Great River Challenge, Off-road Triathlon offer?
The listed distances are 16.5 Miles, 11.2 Miles.
How much does The Great River Challenge, Off-road Triathlon cost?
Entry is listed from $50. Check the official race page for the current price, which usually rises closer to race day.
How do I register for The Great River Challenge, Off-road Triathlon?
Registration is handled on the official race page, linked at the top of this listing. Entry can close early if the race sells out.
More races nearby
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- Oct 32026 Walk For Ersilia 5KEverett, MA
- Oct 33rd Annual Neg Mawon 5k Walk/RunHyde Park, MA
See every race on the Massachusetts calendar, or use the Race Finder for maps and filters.