Maine Summer Adventure Race

JUL

11

2026

A self supported 24 hour adventure race in Greenwood, Maine where teams of one to four navigate an unmarked linear course by mountain bike, foot and boat using map and compass. Registration opens Jan 4 2026.

Sat 11 Jul 2026

Unorganized Territory of South Oxford, Maine

Website

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Maine Summer Adventure Race 24 Hour

The Maine Summer Adventure Race is an annual multi discipline event held July 11 to July 12, 2026 in Greenwood, Maine. The event is based at 308 Howe Hill Rd, Greenwood, ME 04255, United States, and features a 24 hour continuous race format.

Self supported teams of one to four travel nonstop on an unmarked, linear course. Competitors move by mountain bike, on foot, and by boat, and navigate using map and compass. Teams are expected to carry their own supplies and manage transitions between disciplines without external support.

The race structure emphasizes endurance, route finding, and teamwork over a continuous 24 hour period. Check in and map hand out occur on the morning of the event. Entry opens January 4, 2026 and closes February 28, 2026. The published registration fee is $275.00. Visit the organization's website for the most recent information.

3-Hour Race