Ultra Running Hub Syracuse, UT, United States · Saturday, October 17, 2026
Fixed Distance 50K
Antelope Island Fall Classic 50K
31 days away
50 km Distance
1,200 m Climbing
4.3 Grit · Challenging
What the course asks
Climbing rate 24 m / km
Rolling. Moderate undulations. Requires consistent effort across varying grades.
Time limit 10 hours
12:00 min/km average. Generous. Walkable throughout for most of the field. About average for a 50K. Measured against 1007 races of the same distance. Cut-off calculator →
Field size ~102 Mid-sized. Company early, well spread out by halfway.
DUV results for the 2025 edition (50km) — finishers only. Starters are not published, so the field was at least this big and no finish rate can be given.
Typical conditions, October
Daytime high 15°C
Night low 3°C
Rainfall Mostly dry
Daylight 11 h 06 m of light
Regional 2001-2020 average for October — NASA POWER, grid elevation 1744 m. Not a forecast.
The Aid Station
Course-specific beta from the community
This is a rolling course. Expect fast, runnable sections where rhythm is key.
With trail terrain, choose a shoe with moderate cushioning for optimal performance.
Gear for this race
Chosen for 50 km of trail with 1,200 m of ascent.
- Trail Running Shoes24 m of climb per kilometre — grip and rock protection before cushioning.
- Race Nutrition50 km of self-supported fuelling between aid stations.
- Hydration VestsPole attachment and chest-strap stability on steep ground.
- Trekking Poles1,200 m of ascent to walk up.
- GPS WatchesBattery life first — a 50 km day outlasts most full-GPS modes.
Course Notes
New start and finish at the Antelope Island State Park Marina but same course as years before.
Similar races
Other 50K trail ultras, closest in distance first.