California · Rock climbing · June Lake

Mad Max Boulder

Mad Max Boulder in California has 13 bouldering routes spanning 10 difficulty grades.

13 routes
V0- – V9
Bouldering

Mad Max Boulder is a bouldering area in the Mono Lake Ranger District of Inyo National Forest in California, managed by the Forest Service. It sits among a cluster of climbing areas, with the Mad Max Area and 5th Boulder each about 0.1 mile away, and the Hartley Spur Trail also within a tenth of a mile. The bouldering here is all on the same scale, with 13 routes ranging from V0- to V9. The Mad Max route is a V7, and Welcome to the Thunderdome is the hardest at V9. The V5 median grade makes this a place for climbers of all levels, from those working on easy problems like Problem C to those aiming for the upper end of the scale. Summer is the most comfortable time to visit. Typical averages from a nearby weather station at Mammoth Lakes show July highs around 78°F with lows near 49°F, while winter highs stay around 41°F. For an overnight stay, Hartley Springs Campground is about 1.9 miles away and Oh Ridge is about 1.6 miles away.