The Portland Marathon will be held on Sunday October 4, 2015 beginning at 7 AM. Traffic will be impacted throughout the day, and in some cases, certain major thoroughfares will be closed from 6:30AM to 3:00PM or later. Times are approximate and may vary by up to 30 minutes.
Download Traffic Impacts 2014 PDF (2015 will include little to no changes)
SW Naito Parkway, SW Main, SW Madison, SW Taylor, SW Salmon, NW Couch, SW 3rd, SW 4th, NW Raleigh, NW 17th, NW Thurman, NW Wardway, NW St. Helens Road, N Willamette Blvd, N Greeley and N Interstate, NW Lovejoy, NW Broadway are all impacted by the race to a significant degree throughout the day and should be avoided.
The Marathon Course route is closed to all unauthorized vehicular and bicycle traffic. There are no exceptions.
WESTSIDE DOWNTOWN CORE AREA: CLOSED FROM 6 AM TO 3PM – AVOID THIS AREA:
SW 4th Ave. from SW Columbia to SW Taylor
SW 3rd Ave. from SW Columbia to SW Taylor
SW Main & SW Madison from SW 3rd to SW 5th
SW Salmon & SW Taylor from Naito to SW 5th
St. Johns: Bridge Ave. (South side of bridge) from Hwy 30 to the bridge CLOSED to ALL vehicular, bicycle and pedestrian traffic from 7am-1:30pm. One lane each direction on the bridge will remain OPEN to traffic. Bridge access will be from North side Germantown Rd ramp.
Broadway: E/B lanes CLOSED from 7:00 am to 3:00 pm (Except for Streetcar)
Morrison: W/B lanes CLOSED from 6:00 am to 8:45am
Burnside: W/B lanes CLOSED 6:30-8:00am (Except for Tri-Met Buses)
I-5 S/B City Center exit to Morrison Bridge- CLOSED 6am-8:45am
I-5 N/B Greely St exit CLOSED 7am to 2pm
I-405 N 4th Ave. exit Ramp CLOSED 6am-8:45am
SW 4th (Salmon to NW Couch) CLOSED from 6am-8am
NW Couch (Broadway to Naito) CLOSED from 6am-3pm
SW Naito: CLOSED from SW Barbur to NW Kittridge 6am-11am
S/B lanes from NW Couch to SW Salmon CLOSED until 3pm
SW 1st (Lincoln to Porter) CLOSED from 6am-8:30am
SW Hooker (1st to Barbur) CLOSED from 6am-10:00am
NW 17th NW Raleigh, Thurman and Wardway are CLOSED 6:30-11am
Portions of NW 26th, Savier & 24th are CLOSED 6:30-11am
NW Broadway (Broadway Bridge to Couch) CLOSED 6:30am-3:00pm
NW Couch (Broadway to Naito) CLOSED 6:30am-3:00pm
N Willamette Blvd: CLOSED 7:30am-1:30pm
N Greeley: Southbound CLOSED from Killingsworth to Interstate 7:30am-2pm
N Interstate: Southbound CLOSED from Greeley to Broadway Br. 7:30am-2:30pm