Y Bar Basin Trail is a hiking trail in Gila County, Arizona. It is within Tonto National Forest and Mazatzal Wilderness Area. It is 5.9 miles long and begins at 4,195 feet altitude. Traveling the entire trail is 11.9 miles with a total elevation gain of 5,107 feet. Near the trailhead there is parking. The Y Bar Tanks (elevation 5,823 feet) reservoir and the Windsor Spring can be seen along the trail.