Ultra Running Hub Portland, OR, United States · Saturday, May 29, 2027
Fixed Distance 50K
Stumptown Trail Run 50K
255 days away
50 km Distance
1,100 m Climbing
4.2 Grit · Challenging
What the course asks
Climbing rate 22 m / km
Rolling. Moderate undulations. Requires consistent effort across varying grades.
Field size ~134 Mid-sized. Company early, well spread out by halfway.
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, May
Daytime high 17°C
Night low 7°C
Rainfall Mostly dry
Daylight 15 h 20 m of light
Regional 2001-2020 average for May — NASA POWER, grid elevation 257 m. Not a forecast.
The Aid Station
Course-specific beta from the community
This is a rolling course. Expect fast, runnable sections where rhythm is key.
With trail terrain, choose a shoe with moderate cushioning for optimal performance.
Gear for this race
Chosen for 50 km of trail with 1,100 m of ascent.
- Trail Running Shoes22 m of climb per kilometre — grip and rock protection before cushioning.
- Race Nutrition50 km of self-supported fuelling between aid stations.
- Hydration VestsPole attachment and chest-strap stability on steep ground.
- Trekking Poles1,100 m of ascent to walk up.
- GPS WatchesBattery life first — a 50 km day outlasts most full-GPS modes.
Course Notes
The only 50K held in Portland, the route will include everyone’s favorite – Wildwood Trail – but also some lesser traveled and less well-known paths.
Similar races
Other 50K trail ultras, closest in distance first.