Course Map: Shamrock Run Portland Half Marathon

Portland’s Shamrock Run Half Marathon starts at SW Naito Parkway and Pine Street in downtown Portland, near Waterfront Park. Half marathon runners continue down SW Naito Parkway and NW Front Avenue for another two miles before turning around and running toward downtown Portland. The rest of the course weaves through Terwilliger Parkway (and several of its curves), and back up SW Naito Parkway before finishing near the start line at Waterfront Park. (MORE: Shamrock Run Portland Half Marathon event details)

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Note: The course map above provides the approximate route for the race. Though every effort has been made to ensure its accuracy, changes are sometimes made to race routes due to weather conditions, road closures or other circumstances that can require a course to be changed. If you see an error above, contact us here.