Humphreys Summit Trail #151

Humphreys Summit Trail #151 is a challenging out-and-back hike in Arizona covering 9.7 miles with 3,171 feet of elevation gain. This trail leads to Humphreys Peak, the highest point in Arizona, making it a premier destination for hikers seeking significant elevation gain and panoramic summit views. The out-and-back format means 4.85 miles each direction with consistent climbing throughout. The substantial elevation gain of over 3,000 feet makes this a strenuous hike best suited for experienced hikers in good physical condition. The route gains elevation steadily, rewarding effort with expansive vistas across northern Arizona. The trail's popularity reflects its status as Arizona's marquee peak hike. Hikers should plan accordingly for the length and difficulty of this route. Conditions can vary significantly by season, with snow possible at higher elevations during winter months. Start early to allow adequate daylight for the round-trip journey. Bring plenty of water and proper footwear for sustained climbing on mountain terrain.