Boise County, Idaho, United States
71.7 miles (115.5 km) · 14,681 ft elevation gain · Loop · trail · Route
Grand Sawtooth Loop (ID) is a 71.7 mile loop route located in Boise County, Idaho, United States. The route climbs 14,681 feet and descends 14,719 feet. The most significant ascent covers 11.5 miles and gains 1,365 feet. Vertical rate measures 207 feet of gain per mile. 59% of the route can be run, with walking required on steeper grades. Surface conditions are primarily trail. Technical difficulty: mountainous. This route ranks at the 82.7th percentile for difficulty among similar distances. This route serves both trail runners training for ultras and hikers exploring Idaho.
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