Oregon Fall Foliage 2025. Leaves turn from green to vibrant hues of red, orange and yellow at different times, depending on which part of the state you’re in. Once you explore portland's numerous fall foliage trails, don't wait too long to get out of the city and enjoy some of oregon's best fall routes, such as mt.

Trees such as red alder, pacific dogwood, and vine maple contribute scarlet hues, while bigleaf maple and cascara offer rich yellows. While predominantly evergreen with species like douglas fir, oregon transforms into a spectacular sight during the fall season.