Waldo Mountain
Waldo Mountain is a mountain summit in Lane County, Oregon, United States. It rises to 6,361 feet (1,939 meters) and sits in the Waldo Lake Wilderness within the Willamette National Forest. The peak is named after John B. Waldo, an Oregon jurist. The Waldo Mountain Fire Lookout stands at the summit.
Geology and type: Waldo Mountain is a forested, extinct shield volcano and is part of the Diamond Peak (Oregon) chain in the Cascade Range, along with Cupit Mary Mountain. The last eruption occurred in the Pleistocene or earlier.
Access: The easiest route to the summit is a hike.
Location details: Coordinates are about 43.7652°N, 122.0990°W. It’s near Waldo Lake in Oregon, USA. The area is on the USGS Waldo Mountain topo map.
This page was last edited on 1 February 2026, at 22:20 (CET).