Oakland, CA, United States · Saturday, August 14, 2027

Fixed Distance 50K

Redwood Summer Trail Run

318 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.

37.8044° N, 122.2708° 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 Climbing is unpublished, so this pace is a ceiling on the effort, not a measure of it.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 1034 races of the same distance. Cut-off calculator →

Field size ~41 Small. Long stretches with nobody in sight.

DUV results for the 2026 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, August

Daytime high 23°C

Night low 12°C

Rainfall Dry — rain unlikely

Daylight 13 h 42 m of light

Regional 2001-2020 average for August — NASA POWER, grid elevation 87 m. Not a forecast.

Results history

Year	Race	Finishers	Men's winner	Women's winner
2026	50km	41	Jeffrey Moss · 04:09:55	Sydney Chesta · 05:36:41
2025	50km	34	Jeffrey Moss · 04:15:55	Alexandra Darmon · 04:40:49
2024	50km	23	James Scanlan · 04:23:41	Maddie Mau · 05:40:28
2023	50km	22	Patrick Dunaway · 04:36:30	Miranda Blaha · 06:03:44
2022	50km	19	Cavin Miller · 04:46:34	Beverley Anderson-Abbs · 04:39:23
2019	50km	35	Nick Presniakov · 04:30:50	Ana-Carolina Suchey · 05:38:01
2019	50km	35	Nick Presniakov · 04:30:50	Ana-Carolina Suchey · 05:38:01
2018	50km	15	Eric Stratton · 04:59:34	Brigit Noon · 06:12:13
2017	50km	24	Nicholas Magel · 04:51:41	Amanda Kalbarczyk · 06:13:48
2016	50km	25	Ashur Youssefi Dizagetakieh Arce · 05:08:17	Mandie Holmes · 05:35:22

The field grew 21% between 2025 (34) and 2026 (41). 32% of the 2026 field were women.

DUV results for the 2026 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.

Salomon

Sense Ride 5

RunRepeat found the Salomon Sense Ride 5 to have immaculate lockdown and a smooth and stable ride, making it confident on moderate trails and steep downhills. I…

★★★★★ 4.5

Adidas

Terrex Speed Ultra

RunRepeat found the Adidas Terrex Speed Ultra to have a grippy outsole and great lockdown, while iRunFar noted that the shoe works on a variety of trail conditi…

★★★★★ 4.5

Maurten