Portland Marathon to impact traffic on several downtown bridges

Portland Marathon to impact traffic on several downtown bridges

Portland Marathon to impact traffic on several downtown bridges Offered by Communications Office Bridges Transportation Division September 30, 2026 This weekend the annual Portland Marathon will impact traffic on several bridges maintained by Multnomah County. Plan ahead for potential traffic delays and use caution while traveling in the downtown area. Broadway Bridge On Sunday, Oct. 4 from 6:30 a.m. to 9:00 a.m. the following morning, the Broadway Bridge will be closed to all motorized vehicles, pedestrians and cyclists for the event. Burnside Bridge On Sunday, Oct. 4 from 7:30 a.m. to 1:30 p.m., one westbound lane on the Burnside Bridge will be closed to all motorized vehicles, pedestrians and cyclists for the event. Morrison Bridge On Sunday, Oct. 4 from 12:00 p.m. to 2:00 p.m. the south sidewalk and bike lane will be closed on the Morrison Bridge for the event. Sellwood Bridge On Sunday, Oct. 4 from 6:30 a.m. to 10:45 a.m. the westbound lane on the Sellwood Bridge will be closed for the event. Hawthorne Bridge On Sunday, Oct. 4 from 7:30 a.m. to 1:30 p.m. the S.E. Water Avenue ramp will be closed for the event. All other traffic lanes and sidewalks on these bridges will remain open for the event. Multnomah County maintains five Willamette River bridges: the Sellwood, Hawthorne, Morrison, Burnside and Broadway Bridges as well as the Wapato Bridge over the Multnomah Channel. For information, visit https://www.multco.us/bridges.