New England Green River Marathon
- When
- Sun, Aug 23, 2026, 12:00 AM
- Where
- Greenfield, US
- Distances
- Marathon
- Terrain
- ROAD
- Price
- 100–120 USD
- Typical weather
- Mild
- Organizer
- Natural High Running Company LLC
About
The New England Green River Marathon is a full marathon (26.2 miles / 42.195km) held on a scenic, net‑downhill course designed to help runners achieve personal bests. Its point-to-point route offers a fast, runner-friendly experience while showcasing picturesque surroundings along the way.