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Verified Sun, 11 Oct 2026
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USARunningTrail13mi · 20.9 km / 13.0 mi50mi · 80.5 km / 50.0 mi55K · 55 km / 34.2 mi
Colossal Vail 50/50
Vail, Arizona, La Posta Quemada Ranch, Colossal Cave Mountain Park · USA
Next race day
Sat, 5 Dec 2026
3 distances · see start times below
About Colossal Vail 50/50
Colossal Vail 50/50 is a running event in Vail, Arizona, La Posta Quemada Ranch, Colossal Cave Mountain Park, United States. Recorded disciplines include 13mi, 50mi, 55K. The listed surface is trail. The listed organiser is Arizona Trail Association. The next listed date is 5 December 2026. Check the organiser's information for entry and race-day arrangements.
Dates, starts & entry
Times are local to the race. Select the entry route for your distance.
- Official entry
13mi · 20.9 km / 13.0 mi
Sat, 5 Dec 2026
Starts 09:00 MST
Entries open
Nominal 13-mile trail category, also advertised as a half marathon. Separate daytime (09:00) and night (17:00) entries use different courses; select your intended race when booking. The night course closes at 21:30.
Edition source - Official entry
55K · 55 km / 34.2 mi
Sat, 5 Dec 2026
Starts 07:15 MST
Entries open
Advertised trail distance. Bring a reusable hydration vessel. Final aid-station cutoff at 16:15.
Edition source - Official entry
50mi · 80.5 km / 50.0 mi
Sat, 5 Dec 2026
Starts 07:00 MST
Entries open
Advertised trail distance. Bring a reusable hydration vessel. 15-hour limit.
Edition source
Location & race day
Listed venue / area
La Posta Quemada Ranch, Colossal Cave Mountain Park, Vail, ArizonaUSA
Confirm the exact start line, parking and arrival instructions with the organiser. A listed town or postcode may cover a wider area.
About the race
High-desert trail races on the Arizona Trail, based at Colossal Cave Mountain Park with daytime and night shorter options.
- Surface:
- Trail
- Organiser:
- Arizona Trail Association
Ways to enter
Compare the listed booking routes. Verified links show when they were checked.
Sat, 5 Dec 2026
Third-party prices, booking fees, allocations and refund terms can differ. Confirm the final details with the provider before paying.
Results
Public-figure or athlete-approved ATHRECS results, plus verified organiser links.
No verified results links have been added yet.
Past races
None listed yet.
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