Roslyn, WA, United States · Saturday, September 12, 2026

Fixed Distance 100 mi

Coal Miner

Race completed
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.

40.7998° N, 73.6510° W© OpenFreeMap © OpenMapTiles Data from OpenStreetMap

What the course asks

Field size ~4 Tiny. You will run alone for most of it.

DUV results for the 2025 edition (50mi) — finishers only. Starters are not published, so the field was at least this big and no finish rate can be given.

Typical conditions, September

Daytime high 25°C
Night low 14°C
Rainfall Showers likely
Daylight 12 h 40 m of light

Regional 2001-2020 average for September — NASA POWER, grid elevation 76 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.
All gear guides →

Similar races

Other 100 mi trail ultras, closest in distance first.