Elmore County, Idaho, United States
63.8 miles (102.7 km) · 11,748 ft elevation gain · Point to Point · trail · Route
Boise Grand Slam (ID) is a 63.8 mile point-to-point route located in Elmore County, Idaho, United States. The route climbs 11,748 feet and descends 13,302 feet. The longest climb spans 4.6 miles with 2,608 feet of gain. Elevation gain averages 187 feet per mile. 65% of the route can be run, with walking required on steeper grades. Surface conditions are primarily trail. The course features very hilly terrain. The course difficulty of 25.7 puts it in the top 8.269999999999996% of challenging routes at this distance. This route serves both trail runners training for ultras and hikers exploring Idaho.
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