Mount Ashland, OR, United States · Saturday, July 10, 2027

Fixed Distance 100 mi

Siskiyou Out Back The Brink 100 Mile

297 days away
161 km Distance
not publishedn/a Climbing
8.1 est Grit · Hardcore

Calculated from 161 km alone — the organiser has not published an elevation profile. Read 8.1 as a floor, not a verdict.

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42.0809° N, 122.7169° W© OpenFreeMap © OpenMapTiles Data from OpenStreetMap

What the course asks

Field size ~23 Small. Long stretches with nobody in sight.

DUV results for the 2026 edition (100mi) — finishers only. Starters are not published, so the field was at least this big and no finish rate can be given.

Typical conditions, July

Daytime high 31°C
Night low 12°C
Rainfall Dry — rain unlikely
Daylight 15 h 05 m of light

Regional 2001-2020 average for July — NASA POWER, grid elevation 1215 m. Not a forecast.

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
🥤 nutrition

For 100km+ efforts, prioritize real food at aid stations to prevent palate fatigue.

By UltraHub Expert

Gear for this race

Chosen for 161 km of trail.

  • Trail Running Shoes161 km of trail — cushioning that is still there in the last quarter.
  • Race NutritionPast 161 km the palate quits before the legs do — carry more than one flavour.
  • Hydration VestsFlask capacity for 161 km, without the bounce.
  • Headlamps161 km almost certainly means running into the night.
  • AccessoriesChafe and blisters end more 161 km races than fitness does.

Asics

Trabuco Max 3

★★★★★ 4.6

Salomon

Ultra Glide 4

$159.95 ★★★★★ 4.6

Spring Energy

Awesome Sauce

Real food gel with 180 calories. Rice-based with natural flavors.

$4 ★★★★★ 4.6

Nathan

VaporKrar 12L

12L race vest co-designed with ultra champion Rob Krar, with insulated bladder pocket.

$170 ★★★★★ 4.6

Petzl

NAO RL

1500-lumen reactive lighting headlamp with 15-hour runtime. Automatic brightness adjustment.

$150 ★★★★★ 4.7

Buff

CoolNet UV+ Multifunctional

UPF 50+ neck gaiter with cooling technology. Desert and sun essential.

$25 ★★★★★ 4.5
All gear guides →

Course Notes

Race begin and end at the Mt. Ashland Lodge at an altitude of 6500 feet. From there the courses meander along the Pacific Crest Trail with breathtaking views of Mt. Shasta, Mt McLaughlin, and the Siskiyou and Cascade mountain ranges.

Similar races

Other 100 mi trail ultras, closest in distance first.