Pollock Pines, CA, United States · Saturday, October 24, 2026

Fixed Distance 50K

Trail Run at Sly Park - Fall

23 days to go
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.

38.7616° N, 120.5861° W © OpenFreeMap © OpenMapTiles Data from OpenStreetMap

What the course asks

Time limit 9 hours 10:48 min/km average. Generous. Walkable throughout for most of the field. Climbing is unpublished, so this pace is a ceiling on the effort, not a measure of it. Tighter than 71% of 50K races. Measured against 1035 races of the same distance. Cut-off calculator →
Field size ~5 Tiny. You will run alone for most of it.

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 20°C
Night low 6°C
Rainfall Mostly dry
Daylight 10 h 54 m of light

Regional 2001-2020 average for October — NASA POWER, grid elevation 1265 m. Not a forecast.

Results history

Year Race Finishers Men's winner Women's winner
2025 50km 5 Eduardo Sanchez Fernandez · 05:11:37 Shelby Libke · 06:56:27
2025 50km 4 Robert White · 05:46:17 Patricia Jackson · 06:50:20
2025 50km 9 Kyle Sears · 05:25:09 Erika Doggett · 07:27:21
2024 50km 7 Shane Muldoon · 05:44:52 Anya Robinson · 07:52:38
2024 50km 12 Travis Lee · 04:45:48 Bernadette Grismer · 06:54:58
2024 50km 5 Miguel Moroles · 06:38:15 Pamela Proffitt Smith · 05:22:16
2023 50km 6 Zachary Lilley · 05:23:44 Meg Patterson · 06:57:10
2023 50km 10 Travis Crane · 06:40:13 Angela Ritchie · 07:15:34
2023 50km 10 Casey Shull · 06:51:55 —
2022 50km 16 Galen Herron · 05:05:23 Elizabeth Peterson · 06:42:43

40% 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 →

Overview

This 50k trail race, organized by Troy’s California Trail Runs, starts and finishes at the Sly Park Recreation Center Area Event Center in Pollock Pines, CA. The course runs around Sly Park Lake, completing 3 loops for the 50k distance, primarily on single track.

With a time limit of 9 hours, the 50k cutoff pace is 10.8 minutes per kilometer, making it tighter than 60% of its 1019 peer 50k races. The race has seen 10 editions, with the first in 2022 and the latest in 2025. The 2025 edition had 5 finishers.

Scheduled for October 24, 2026, the race is smaller than 7% of its 2660 peer 50k races.

Similar races

Other 50K trail ultras, closest in distance first.