C&O Canal 100

APR

24

2027

C&O Canal 100 is a 100 mile ultramarathon along the C&O Canal towpath in Knoxville, MD on April 24, 2027. The course uses one approximately 40 mile loop and two approximately 30 mile loops with multiple aid stations and volunteer support.

Sat 24 Apr 2027

Knoxville, Maryland

Website

100 miles

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C&O Canal 100

The C&O Canal 100 is a 100 mile ultramarathon held in Knoxville, Maryland on April 24, 2027. The event starts at Camp Manidokan and the route stretches between Antietam and Brunswick along the historic C&O Canal towpath.

The course layout consists of one approximately 40 mile loop followed by two approximately 30 mile loops. Nearly every mile runs close to the Potomac River and the Appalachian mountains. The organizer indicates temperate spring weather, low elevation, and generally smooth terrain along the towpath.

There are approximately seven aid stations placed throughout each loop, with some stations encountered multiple times. Distances between aid stations range from 3 to 6.9 miles. The event notes staffed and well stocked aid stations and continued volunteer support along the course.

This race is listed as a WSER 2027 qualifier. Registration opens on January 1, 2027 at 12:00 AM Eastern Time. Visit the organization's website for the most recent information.

100 mi

100 Miler