To access Smithbrook trailhead, remain on Hwy 2 through Stevens Pass. 3.5 miles east of the pass, 100 yards after the highway divides there is a well-marked left turn for Forest Service Road 6700. Trailhead is 2.5 miles up Road 6700. From Leavenworth, follow Hwy 2 west to the well-marked turn off for Road 6700, 31 miles west of town. The parking area for Stevens Pass is just 3.5 miles past the turnoff for Smithbrook. Require a Northwest Forest Pass to park.