Mount Thielsen Trail is a round-trip hike of 8.9 mi / 14.3 km near Crescent, OR. Expect about 3,527 ft / 1,075 m of elevation gain, with a high point of 9,009 ft / 2,746 m. Difficulty: Hard. At an average pace, plan on about 5 hr 40 min. High-elevation trail, usually snow-free from mid-July into October. Before then, expect snow and possible avalanche danger.
Elevation profile
Along the route: low 5,417 ft / 1,651 m · high 8,944 ft / 2,726 m