San Guillermo Mountain

San Guillermo Mountain is a 6,609 ft / 2,014 m mountain peak in the Transverse Ranges in California, United States. Based on peakery data, it ranks as the 1607th highest mountain in California and the 16050th highest mountain in the United States. The nearest peaks are Lockwood Peak, Thorn Point, Beartrap Bluff, Haddock Mountain, Mount Pinos, and Sawmill Mountain. San Guillermo Mountain belongs to the Sierra Club Hundred Peaks Section peak list. See the San Guillermo Mountain map, 3D fly around, and the San Guillermo Mountain photos to get a better sense of the mountain.

San Guillermo Mountain SUMMIT LOG peakery first ascent by burdette66

4 members report climbing or hiking to the summit, most recently on Aug 2, 2014. Below are trip reports and shared pictures from their climbs. Based on the summit log, the most popular climbing route and hiking trail to the summit is San Guillermo use trail.

Others who’ve summited San Guillermo Mountain

  • srphilip
  • burdette66

Routes Used trails & approaches

100% San Guillermo use trail


SNAPSHOTedit info


6,609 ft / 2,014 m


1,086 ft / 331 m

Height Rank

#1617 in California

#16211 in United States


Transverse Ranges


California, United States

Summited by

  • 100peaks
  • srphilip
  • burdette66
  • orbitor

3d Fly AroundShow Bigger »

Nearest peaks see on map »