Wyoming · 12 hrs · 12hr RELAY · 4hr SOLO
Night Crawler Endurance Challenge
Night Crawler Endurance Challenge is a 12 hrs, 12hr RELAY and 4hr SOLO event held in Casper, Wyoming. It was last held on August 14, 2026 and is usually run in August; the next date hasn't been announced yet.
- Usually held
- August
- Location
- Casper, WY
Race details
- Last held
- August 14, 2026
- Usually held in
- August
- Location
- Casper, Wyoming
- Distances
- 12 hrs, 12hr RELAY, 4hr SOLO
- Registration
- ultrasignup.com
- Official website
- nightcrawler12-hourec.weebly.com
Registration, course & weather
- Registration status
- Registration status as last checked October 19, 2026: completed
- Start time
- 6:30 PM MDT
- Course profile
- Loop course; Trail surface
About the Night Crawler Endurance Challenge
Night Crawler Endurance Challenge in Casper, WY.
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Night Crawler Endurance Challenge: common questions
- When is the Night Crawler Endurance Challenge?
- The next date hasn't been announced in the listing yet. The race is usually held in August. Check the organiser's website for the official date.
- Where is the Night Crawler Endurance Challenge held?
- In Casper, Wyoming.
- What distances does the Night Crawler Endurance Challenge offer?
- 12 hrs, 12hr RELAY and 4hr SOLO.
- How do I register for the Night Crawler Endurance Challenge?
- Registration is handled by the organiser at ultrasignup.com. Entry fees, caps and deadlines are set there.
- Is registration open for the Night Crawler Endurance Challenge?
- Registration status as last checked October 19, 2026: completed.
- What time does the Night Crawler Endurance Challenge start?
- 6:30 PM MDT.
- What is the course like at the Night Crawler Endurance Challenge?
- Loop course; Trail surface.
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