Hayden Peak, elevation 12,479, is the located in the Uinta Mountains of northern Utah. Hayden Peak is the furthermost west peak in the High Uinta Wilderness Area and is the easiest peak to reach due to its location just off the Mirror Lake Highway. Hayden Peak from the west side Hayden Peak from the east side While there is no designated trail to the summit the route is fairly straight forward. From the parking lot which serves the west terminus of the Highline Trail one simply heads east toward the ridgeline that connects Hayden Peak with the next peak east which is Mount Agassiz 12,428...