Oro Valley, AZ, United States · Monday, December 14, 2026

Fixed Distance 50K

Tucson 50K

75 days away
50 km Distance
not publishedn/a Climbing
2.5 est Grit · Entry level

Calculated from 50 km alone — the organiser has not published an elevation profile. Read 2.5 as a floor, not a verdict.

32.3909° N, 110.9665° W © OpenFreeMap © OpenMapTiles Data from OpenStreetMap

What the course asks

Field size ~77 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, December

Daytime high 17°C
Night low 4°C
Rainfall Dry — rain unlikely
Daylight 10 h 03 m of light

Regional 2001-2020 average for December — NASA POWER, grid elevation 738 m. Not a forecast.

Results history

Year Race Finishers Men's winner Women's winner
2025 50km 77 Ian Sharman · 03:12:00 Rachel Antol · 04:22:37
2024 50km 83 Simon Leblanc · 02:54:31 Madison Hart · 03:42:21
2023 50km 70 Ferdinand-Clovis Airault · 03:20:55 Tara Kaur · 03:42:57
2022 50km 29 Nathan King · 03:24:10 Vivian Camille Bobbitt · 03:41:36

The field shrank 7% between 2024 (83) and 2025 (77). 34% of the 2025 field were women.

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.

The Aid Station

Course-specific beta from the community

👟 gear

With trail terrain, choose a shoe with moderate cushioning for optimal performance.

By UltraHub Expert

Gear for this race

Chosen for 50 km of trail.

  • Trail Running Shoes 50 km of trail — cushioning that is still there in the last quarter.
  • Race Nutrition 50 km of self-supported fuelling between aid stations.
  • Hydration Vests Flask capacity for 50 km, without the bounce.
  • GPS Watches Battery life first — a 50 km day outlasts most full-GPS modes.
All gear guides →

Similar races

Other 50K trail ultras, closest in distance first.