Grassy Top Trail is a round-trip hike of 15.9 mi / 25.6 km near Ione, WA. Expect about 3,337 ft / 1,017 m of elevation gain, with a high point of 6,270 ft / 1,911 m. Difficulty: Hard. At an average pace, plan on about 8 hr 15 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 4,154 ft / 1,266 m · high 6,217 ft / 1,895 m