Naticook Challenge 5K Obstacle Course Race
Merrimack, New Hampshire, United States
Sep, 2027 (TBD)
OCR
Race Information
Merrimack Parks & Recreation hosts the annual Naticook Challenge Obstacle Course Race 5k. It's a trail-based race that involves challenges for the other parts of your body (crawling, climbing, or hanging, for example). Don't let this scare you away, the obstacles are designed with beginners in mind and are achievable by most people, even kids.
Related Events
Fenway Spartan Stadion Event Weekend
Date: Nov 7-8, 2026 - Saturday to Sunday
Size: 1,000 - 5,000 participants
Location: Boston, Massachusetts
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Race Facts
Race Size: 100 - 500
Elevation: Some Hills
Course Type: Obstacle
Boston Qualifier: No
Kids Run: No
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