Foot Traffic Flat Marathon Half Marathon 10k & 5k

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Date

Jul 4, 2025

Starting Time

6:30 AM

Course

Road

Fees

$95+

Location

Portland

Participants

500-1000

Terrain

Fast & Flat

Environment
Temperature
High: 77°
/ Low: 56°
Overview

More than 2,000 runners come out to compete each year in the annual summertime running of Portland’s Foot Traffic Flat Marathon, Half Marathon, 10K and 5K, which is billed as one of the West Coast’s flattest and fastest marathon and half marathon road running events.

Portland Marathon Featured Half Marathon
Runners get the chance to record a fast personal record times on this course, which is run through the wilderness of Sauvie Island, a 12,000+ acre island just to the northwest of Portland that is a seasonal home to thousands of migratory waterfowl and a popular local destination for hiking, biking, fishing, hunting, birdwatching and for its beaches.

Course Description

The full and half marathon races are run on the same loop course through the island — those running the half marathon run in a single time, while those running the full follow the course a second time around the island.

From the starting line at the Sauvie Island Pumpkin Patch, the course takes runners on a clockwise loop around the island, down Gillihan Road and up North Sauvie Island Road.

Runners turn right onto Reeder Road and head northwest along the paved road, detouring for a brief stretch along Oak Island Road and then back onto Reeder for the next few miles.

Once Reeder meets up with Gillihan Road, runners have hit the final third of the race, which takes the field along the bottom half of the loop back to the starting line at the Pumpkin Patch.

Along the way, runners can expect to see local wildlife ranging from cows and songbirds to the bald eagles that commonly fly through the island’s skies, and to see Mount Hood and Mount St. Helens off in the distance if conditions are clear enough.

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