Big Costilla South Peak

Big Costilla South Peak is a 12,931 ft / 3,941 m mountain peak in the Sangre de Cristo Range in New Mexico, United States. Based on peakery data, it ranks as the 9th highest mountain in New Mexico and the 1101st highest mountain in the United States. The nearest peaks are Big Costilla Peak North, Point 12572 ft / 3832 m, Vintrero Benchmark, Jarocito Creek Peak, Point 12225 ft / 3726 m, and Point 10980 ft / 3347 m. Big Costilla South Peak belongs to the New Mexico 12ers peak list. See the Big Costilla South Peak map, 3D fly around, and the Big Costilla South Peak photos to get a better sense of the mountain.

Big Costilla South Peak SUMMIT LOG peakery first ascent by Phil-Robinson

2 members report climbing or hiking to the summit, most recently on Jun 22, 2012. Below are trip reports and shared pictures from their climbs.

Others who’ve summited Big Costilla South Peak

  • Garret-Robinson

Routes Used trails & approaches

50% East of Peak straight up the mountain

50% Ridge north to State Line Peak


SNAPSHOTedit info


12,931 ft / 3,941 m


1,471 ft / 448 m

Height Rank Range

Sangre de Cristo Range


New Mexico, United States

Peak Lists

Summited by

  • Phil-Robinson
  • Garret-Robinson

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Nearest peaks see on map »