Races Marathon · Portland, USA
Portland Marathon
Portland Marathon is a rolling marathon in Portland, USA, held each October. Neighbourhoods and river views with gentle undulation and a bridge crossing. October in Oregon is cool and often damp, 7-14C. The rises around Portland are small but relentless — train on similar terrain and race by effort, not pace.
Last updated 2026-07-03 · confirm dates & entries on the official race site
When
October
every year
Course
rolling
Marathon
Conditions
October in Oregon is cool and often damp, 7-14C.
Racing this course well
Neighbourhoods and river views with gentle undulation and a bridge crossing.
The rises around Portland are small but relentless — train on similar terrain and race by effort, not pace.
Pick your goal for Portland
Pace charts, weekly structure and timelines for the most common marathon goals:
Asked often
- When is the Portland Marathon?
- It is held each October in Portland, USA. Check the official Portland Marathon site for the exact date and entry windows.
- Is the Portland Marathon course flat?
- Neighbourhoods and river views with gentle undulation and a bridge crossing.
- How should I train for the Portland Marathon?
- Build for the course you'll actually race at the Portland Marathon: rolling terrain, October conditions. RunV generates a plan for your goal time and rebuilds it every time life interrupts the Portland build.
Not sure what to target? Predict your marathon time from a recent race →
More marathon races
Build for Portland — around your actual life
RunV engineers your block backwards from race day in October — and rebuilds it every time training doesn't go to script.
