Great Columbia Crossing 10K

OCT
11
2026
Experience the rare opportunity to run or walk across the Astoria-Megler Bridge, the longest continuous truss bridge in North America, spanning the Columbia River.
Sun 11 Oct 2026
10 kilometers

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The Great Columbia Crossing 10K

The Great Columbia Crossing 10K is an annual run and walk event that takes place in the Astoria-Warrenton area. Participants travel across the Astoria-Megler Bridge, spanning the lower Columbia River between the states of Washington and Oregon. This bridge is the longest continuous truss bridge in North America, and the event represents the only time each year that pedestrians are permitted to cross it on foot.

The course is primarily flat, following the road surface across the river, with the exception of one steep incline leading to the peak of the bridge. The event is open to participants of all ages and abilities. In addition to the in-person race, a virtual option is available for those who wish to complete the distance on their own chosen route without bridge access.

Available distances include:

  • 10 km run/walk
  • 10 km virtual run/walk

The in-person event features chip-timing for participants, except for those in the youth category under 10 years old. Registration includes five Clam Bucks, which are wooden tokens that can be used at participating local businesses during the week of the event. Shuttle services and event parking are organized to assist with transportation to the course.

The event serves as a fundraiser for the Astoria-Warrenton Area Chamber of Commerce, which supports local businesses and non-profit organizations. Visit the organization's website for the most recent information.

10 km
10k Run/walk
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