Maryland · 100 Miler
C&O Canal 100
C&O Canal 100 is a 100 Miler event held in Knoxville, Maryland. Its next confirmed date is Saturday, April 24, 2027.
- Race day
- April 24, 2027
- Location
- Knoxville, MD
Race details
- Date
- Saturday, April 24, 2027
- Location
- Knoxville, Maryland
- Distances
- 100 Miler
- Registration
- ultrasignup.com
- Official website
- cocanal100.com
Registration, course & weather
- Registration status
- Registration status as last checked October 18, 2026: opens soon
- Course profile
- Loop course; Road surface
About the C&O Canal 100
C&O Canal 100 in Knoxville, MD.
More races in Knoxville
More upcoming races in Maryland
Keep exploring
- All races in Maryland
- 5Ks in Maryland 103 upcoming races
- 10Ks in Maryland 43 upcoming races
- Half Marathons in Maryland 20 upcoming races
- Marathons in Maryland 7 upcoming races
- April races in Maryland
- Races in Pennsylvania 312 upcoming races
- Races in Virginia 292 upcoming races
- Races in Delaware 60 upcoming races
- Races in West Virginia 61 upcoming races
Guides from the RaceRove blog
- 8 min read How to Choose the Best Half Marathon for a PR, Racecation or 50-State Challenge The best half marathon depends on what you want from it. How to choose a course for a personal record, a race worth travelling for, or an efficient stop on a 50-state challenge.
- 4 min read Diplo's Run Club 2026-27: Every City, Date and Course Diplo's Run Club is a 5K with a post-race concert. Every US date for 2026-27 (San Francisco, New York, Los Angeles, San Diego and Phoenix), start times and courses.
- 8 min read How to Choose Your First Marathon A practical checklist for choosing a first marathon based on course, weather, cutoff, travel, field size and support.
- Blog All guides Planning advice for finding, choosing and travelling to races.
C&O Canal 100: common questions
- When is the C&O Canal 100?
- The next confirmed date is Saturday, April 24, 2027.
- Where is the C&O Canal 100 held?
- In Knoxville, Maryland.
- What distances does the C&O Canal 100 offer?
- 100 Miler.
- How do I register for the C&O Canal 100?
- Registration is handled by the organiser at ultrasignup.com. Entry fees, caps and deadlines are set there.
- Is registration open for the C&O Canal 100?
- Registration status as last checked October 18, 2026: opens soon.
- What is the course like at the C&O Canal 100?
- Loop course; Road surface.
Plan this race in RaceRove
Save it to your plan, compare it with other races, check typical race-day weather and track your 50-state progress in the interactive app.