On I-84 at exit 17.
Once past the Cascades, emigrants resumed travel by water. By the late 1840s, most emigrants choosing the water route moved away from the Columbia at the mouth of the Sandy River and continued overland. Two interpretive signs at the main entrance to the Columbia Gorge Factory Stores and another at the Harlow House, one of Troutdale’s oldest homes, describe Troutdale’s place on the Oregon Trail and its history as the gateway to the eastern Willamette Valley.
Columbia Gorge Factory Stores and the Troutdale Historical Society.