Spencer Butte is a prominent landmark in Lane County, Oregon, United States, described in the National Geodetic Survey as "a prominent timbered butte with a bare rocky summit" on the southern edge of Eugene, with an elevation of 2,058 feet. Spencer Butte is accessible from Spencer Butte Park and has several hiking trails to the summit. The tree coveā¦
Spencer Butte is a prominent landmark in Lane County, Oregon, United States, described in the National Geodetic Survey as "a prominent timbered butte with a bare rocky summit" on the southern edge of Eugene, with an elevation of 2,058 feet. Spencer Butte is accessible from Spencer Butte Park and has several hiking trails to the summit. The tree cover on the butte is predominantly Douglas fir; however, the butte is treeless at its summit. The butte is the tallest point visible when looking south from downtown Eugene.
Location: South of Eugene, Oregon, USA
Range: Cascade Volcanoes
Part of: Little Butte Volcanics
Age: approximately 23 to 30 million years
Formed by: Intrusion of lava through sandstone base, and subsequent erosion of sandstone