Who Now Loop #51

Who Now Loop #51 is a short, hard mountain biking route in Idaho, set within the Hillside to Hollow Reserve on city land. The loop is an out-and-back of about 0.24 miles, with the high point at 2,938 feet and the low at 2,913 feet. The climb is middle-grade, and the steepest stretch comes at about 0.07 miles in, with a 4% grade. Late spring and early fall are the most comfortable times to ride. Typical averages from the nearby Boise Air Terminal weather station show May highs around 72°F and September highs around 80°F, while July and August average in the low 90s. Several other routes sit close by. #57A Harrison Hollow Loop is about 0.2 miles away, and #58 Harrison Ridge and #57 Harrison Hollow (AWT) are each about 0.3 miles off. For climbing, Rocky Canyon is about 4 miles away.