Oaks Bottom Wildlife Refuge

Call ahead This experience may be open for on-site visitation; however, offerings and/or operating procedures may have changed due to COVID-19. Please verify details before you go and visit the COVID-19 Resources page for more information.

This 140-ac floodplain wetland is on the E bank of the Willamette River in the heart of Portland. Common residents include Red-breasted Sapsucker, Bewick’s and Winter Wrens, Hutton’s Vireo, and Western Scrub-Jay. In winter, watch for Varied and Hermit Thrushes, Sooty Fox and Golden-crowned Sparrows. Pacific-slope Flycatcher and Osprey nest on-site. The Refuge also hosts warbler and flycatcher flocks during migration. Fall migrants include Semipalmated Plover and American Pipit. Bald Eagle nests on islands nearby. Restrooms are available in Sellwood Park, a short walk from the parking lot at the southern entrance.

North entrance: From US Hwy 26 (Powell Blvd) at E end of Ross Island Bridge, exit onto Hwy 99E southbound. Go 1.2 mi S and exit onto SE Milwaukie Ave. At top of offramp, bear R. After 100 yds, turn into parking lot on R. A gravel trail on the S side of lot leads into the wildlife refuge. South entrances: Alternative access points are at SE 7th Ave & SE Sellwood Blvd (Sellwood Park) and at the N end of SE Oaks Park Way, from the E end of Sellwood Bridge (Tacoma St). Transit: Take TriMet Bus 19 – Woodstock to the North entrance at SE Milwaukie & Mitchell.