Portland Marathon
Portland Marathon offers a fast, flat course through the city's vibrant streets.
Race Date
Oct 4, 2026
Location
Portland, OR
Quick facts
- Date
- Sunday, October 4, 2026
- Location
- Portland, Oregon
- Distance
- Half marathon (13.1 mi) + 26.2M
- Course
- Point to Point
- Terrain
- Road
- USATF certified
- Yes
- Finishers on record
- 39,463
Highlights
Good For
Atmosphere
Course
The Experience
The Portland Marathon is a long-standing fixture in the Pacific Northwest running scene, first held in 2010 and now in its 15th edition. This USATF-certified course is renowned for its flat profile, making it a prime destination for runners seeking a personal best.
Runners will experience the urban landscape of Portland, with the course winding through city streets. The event typically sees a growing field, with recent editions attracting around 4,826 finishers, drawing participants from across the country. The median field size over its history is approximately 4,004 runners.
With an average temperature range of 51–70°F on race day, conditions are often favorable. The race boasts a repeat-runner loyalty of about 17%, indicating a strong satisfaction rate among participants. The competitive winning time of around 64:12 further highlights the course's potential for fast performances.
Race-provided description
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Course Info
USATF CertifiedCourse Type
Point to Point
Terrain
road
Scenery
Urban
Surface
Paved
Difficulty
Ultra-Flat
Net Drop/km
0 m (Flat)
Separation
0.0%
Also Offers
USATF Certified Course
OR20008LB · OYO Portland Half Marathon
Relatively flat with minimal net elevation change. Loop course — start and finish are close together.
Quality Score
Standout7915 years running
~4,004 finishers a year
growing or steady
17% returning runners
USATF certified · 2 timing sources
runners from 1 state
winner 1:04:12
typical high 70°F
Race Day Weather
5-year historical avgStart (Low)
51°
Afternoon (High)
70°
Pleasant conditions — light layers at start, comfortable by finish
0.1"
Precipitation
9 mph
Wind
76%
Humidity
Historical Finish Times
How 39,463 finishers actually crossed the line across 15 years.
Most recent
2025
Total finishers
39,463
Median time
2:13:56
Latest turnout
4,826
States
50
Turnout by year
2017–2025
Hover the histogram to inspect specific finish times.
Race Photos
Frequently asked
When is the Portland Marathon?
The Portland Marathon is held on Sunday, October 4, 2026.
Where does the Portland Marathon take place?
It takes place in Portland, Oregon.
What distances does the Portland Marathon offer?
The half marathon (13.1 miles), plus 26.2M.
Is the Portland Marathon course flat and good for a PR?
The Portland Marathon is a ultra-flat, point to point course. The course is USATF-certified, so finish times can be used for qualifying.
How many people run the Portland Marathon?
HalfRuns has finish records for 39,463 runners who have completed the Portland Marathon.
HalfRuns editorial — independent, no paid placement.
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