Thunder Mountain via Skookum Lake Trail

The Thunder Mountain via Skookum Lake Trail is a 5.2 km trail that starts in Clackamas County, Oregon. Based on our data, the hike is graded as Difficult. For information on how we grade trails, please read measuring the difficulty of a hiking trail on hiiker. Also, check our latest community posts for trail updates. This hike can be completed in approx 1 hrs 38 mins. Caution is advised on trail times as this depends on multiple variables. For more info read about how we calculate hike time.