Experience the glory of the Columbia River as you trek across the Astoria-Megler Bridge during this unique opportunity to walk/run across the bridge! This 10K offers a scenic adventure on a fairly flat road with one STEEP incline to the peak of the bridge. It is the longest continuous truss bridge in North America. Whether you're an experienced runner or looking for a family-friendly event, the Great Columbia Crossing 10K appeals to everyone. See you on the bridge!
Learn More
The Great Columbia Crossing will be on Sunday, October 8, 2023
We still need volunteers for the event. See link below.
REGISTRATION IS CLOSED
We reached our capacity on 9/6/23 at 10 a.m.

2023 Event At a Glance
See the Astoria-Megler Bridge from a whole new perspective!
This epic event gives participants once-a-year access to cross the longest continuous truss bridge in North America. Whether you’re an experienced runner or looking for a family-friendly event, the Great Columbia Crossing 10K appeals to everyone.
The 2023 race will cap at 3,500 in-person participants and there is no waitlist. Register early to guarantee your spot.
Race Date: Sunday, October 8, 2023
Start Time: 8:45 a.m.
Race Start Location: Dismal Nitch Rest Area, WA
All race participants are shuttled by bus to the starting area.
Race Finish Location: Port of Astoria, OR
Course Map: CLICK HERE
Event Parking & Shuttles
Event parking on the Oregon side has changed. There is NO PARKING near the finish line/Port of Astoria.
We have four locations for participants to catch a shuttle to the starting area. More information on this page with descriptions and a coordinating map so that you can choose the option best suited to you.
There is no parking or drop-off allowed at the starting line area. Participants must arrive by shuttle bus.
Volunteer with the Event
From October 5 to 8, we have more than 100 volunteer shifts that we need to fill to ensure the Great Columbia Crossing 10K runs smoothly. Volunteer roles include packet pickup in the days leading up to the event and on Sunday shuttle helpers, finish line crew, race route monitors and more!
Want to help us out with this GREAT event? Click here to learn more and access signup.com to see what shifts are available.
Our Presenting Sponsor
Presented by the CMH-OHSU Health Cardiology Clinic.
We're proud to have them as a sponsor for the 2023 Great Columbia Crossing 10K run/walk.
History of the Event
The Great Columbia Crossing 10K run/walk began in 1982.
Pedestrians are only allowed to cross the Astoria-Megler Bridge during this one event each year. Spanning the lower Columbia River from Washington to Oregon, the iconic Astoria-Megler Bridge is the longest continuous truss bridge in North America.
Click here to learn more about this event's past.

Make a weekend of it
Whether a local resident or traveling from outside of the area, we encourage you to make plans to visit our local shops, galleries, restaurants and more.
Spend the CLAM BUCKS
that you get with your event registration at participating merchants during the week of the event.
What are Clam Bucks?
Clam Bucks are wooden tokens worth $1 each. They can be spent just like cash. Each participant receives 5 Clam Bucks with their race bib.
We provide an additional 5 Clam Bucks to participants who have their packet mailed or choose to pick-up their packets on Thursday, October 5, or Friday, October 6, to help us reduce crowding at packet pick-up.
When can Clam Bucks be spent?
Clam Bucks are valid for a full week, starting on the first day of race packet pick-up, Thursday, October 5. The final day Clam Bucks can be spent is Wednesday, October 11. (Race day is on Sunday, October 8, 2023)
Where can Clam Bucks be spent?
Clam Bucks can be spent ONLY at participating Chamber member businesses. Businesses will be given a sign that shows that they accept clam bucks, too. Limit: 5 Clam Bucks per person, per business unless business allows otherwise. List of participating businesses will be posted nearer to the event.
Click here to see the list of locations!
This race is a fundraiser!
The Great Columbia Crossing 10K is a fundraiser for the Astoria-Warrenton Area Chamber of Commerce, allowing us to continue hosting this event year after year. Additionally, the chamber gives back to the community by employing/hiring/utilizing chamber members and local businesses and by giving donations to area nonprofits in exchange for services provided during the event.
This really is a community-focused event!
Event photography provided by EP Events
CLICK HERE to browse the Great Columbia Crossing 10K race photo galleries.
Astoria-Warrenton Area Chamber of Commerce President’s Circle Sponsors
Astoria Warrenton Crab, Seafood & Wine Festival:
Fred Meyer
Chamber Networking Breakfast Coffee Sponsor:
Chamber Annual Meeting & Banquet Presenting Sponsor:
Great Columbia Crossing Sponsor:
CMH-OHSU Health Cardiology Clinic
Non Profit Bootcamp Sponsor: