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Elevation 13,575' (LiDAR)
Prev Elevation 13,575'
CO Rank 206
CO 13er Rank 153 of 582
Range San Juan
Greylock Mountain

13ers Within 5 Miles

Greylock Mountain (0.00 mi) Unnamed 13164 (0.46 mi) "East Windom" (0.74 mi) Grizzly Peak (0.94 mi) Thunder Mountain (1.02 mi) "South Windom" (1.20 mi) Jupiter Mountain (1.26 mi) "Sunlight Spire" (1.39 mi) McCauley Peak (1.45 mi) Hope Mountain (1.70 mi) Peak Eighteen (1.73 mi) Echo Mountain (1.81 mi) Needle Ridge (1.89 mi) Knife Point (2.00 mi) Peak Ten (2.05 mi) Jagged Mountain (2.08 mi) Peak Eleven (2.11 mi) "Noname Needle" (2.20 mi) Gray Needle (2.25 mi) Vallecito Mountain (2.26 mi) Twin Thumbs North (2.27 mi) Leviathan Peak (2.45 mi) Glacier Point (2.51 mi) Florida Mountain (2.79 mi) Peak Twelve (2.88 mi) Bullion Mountain (2.95 mi) Silver Mesa (2.99 mi) Peak Six (3.06 mi) Peak Five (3.07 mi) Aztec Mountain (3.09 mi) Mt. Valois (3.11 mi) "P 1" (3.13 mi) "P 2" (3.14 mi) "West Eolus" (3.17 mi) Monitor Peak (3.29 mi) Peak Thirteen (3.39 mi) Peak Seven (3.46 mi) "North Irving" (3.47 mi) Little Finger (3.49 mi) Unnamed 13027 (3.51 mi) The Guardian (3.56 mi) Peak Sixteen (3.56 mi) Peak Four (3.56 mi) Organ Mountain (3.56 mi) Peak Nine (3.64 mi) Irving Peak (3.65 mi) Amherst Mountain (3.67 mi) "P 3" (3.68 mi) Animas Mountain (3.69 mi) Peak Fifteen (3.69 mi) Mt. Kennedy (3.69 mi) Peak Eight (3.70 mi) Mt. Silex (3.82 mi) Turret Peak (3.89 mi) The Index (3.90 mi) Storm King Peak (4.10 mi) "Peak Twenty One" (4.19 mi) Emerson Mountain (4.21 mi) Mt. Oso (4.24 mi) Unnamed 13229 (4.24 mi) Pigeon Peak (4.32 mi) The Heisspitz (4.32 mi) "Peak Twenty Two" (4.59 mi) "East Trinity" (4.62 mi) Peters Peak (4.63 mi) Unnamed 13058 (4.67 mi) Trinity Peak (4.68 mi) "Mt. SoSo" (4.81 mi) "West Trinity" (4.85 mi) "The Kurzhorn" (4.92 mi) Sheep Mountain (4.99 mi)

Photos

Greylock Mountain and Nearby 13ers

pic1
Sunlight Spire
2022-07-12
pic2
"South Windom" seen from the west
2019-09-14
pic3
Morning sun on Echo Mountain
2016-10-11
By: Kylie
pic4
View from north; the peaks are labeled
2013-12-05
pic5
Greylock Mountain seen from Jupiter Mountain
2012-10-13
pic6
McCauley Peak from near Hazel Lake
2012-08-29
pic7
PT 13121 from Greylock
2012-08-29
pic8
Thunder Mtn A from Greylock
2012-08-29
pic9
Hope Mtn from Hazel Lake
2012-08-29
pic10
Needle Ridge seen from the Twin Lakes area.
2010-01-18
pic11
Grizzly Peak
2010-01-15
By: rijaca
pic12
Peak Eighteen seen from near Twin Lakes.
2010-01-14
pic13
Jupiter seen from just below Twin Lakes.
2010-01-10
pic14
Sunlight Spire seen from Sunlight Peak
2023-05-11
pic15
Sunlight Spire seen from Windom Peak
2023-05-11
pic16
Sunlight Peak and Spire seen from Windom Peak
2023-05-11
pic17
East Windom and the surroundings
2013-11-27
pic18
Jupiter Mountain seen from approach to E couloir o...
2010-10-18
pic19
Jupiter Mountain, featuring Io couloir splitting t...
2010-10-18
pic20
Peak Eighteen en route to Windom
2010-01-26
By: Kiefer
pic21
Looking south from North Eolus.
2009-01-01
pic22
Jupiter (right) seen from Chicago Basin.
2009-01-01
pic23
Jupiter seen from just below Twin Lakes.
2009-01-01
pic24
Most of these peaks seen from Windom Peak.
2009-01-01
pic25
A closer look at Grizzly Peak and Jupiter Mountain...
2009-01-01
pic26
Jupiter seen from Chicago Basin.
2009-01-01
pic27
Needle Ridge from below Twin Lakes.
2009-01-01
pic28
Peak Eighteen and Windom Peak seen from Chicago Ba...
2009-01-01
pic29
Peak Eighteen seen from the trail to Mt. Eolus.
2009-01-01
pic30
Peak Eighteen seen from Chicago basin.
2009-01-01
pic31
Needle Ridge from below Twin Lakes.
2009-01-01
pic32
Peak Eighteen seen during a climb of Sunlight Peak...
2009-01-01
pic33
Peak Eighteen seen during a climb of Sunlight Peak...
2009-01-01
pic34
Peak Eighteen seen during a climb of Sunlight Peak...
2009-01-01
pic35
Peak Eighteen seen during a climb of Sunlight Peak...
2009-01-01

Climbing Routes

Sorry, no route descriptions have been added for Greylock Mountain.

Map

Human Verification Required

Trip Reports

  Peaks Climbed Added
  Back to the Weminuche: Three Nights in Sunlight Basin
By: benners
Added: 10/11/2025
Unnamed 13164
Greylock Mountain
Knife Point
Peak Ten
Sunlight Peak
Peak Eleven
8/15/2025 10/11/2025 20  3
  Eight Days in the Weminuche, Day 6: Unlocking Greylock and Weminuche Windows to Windom Google Map Included GPX file available for download
By: supranihilest
Added: 12/16/2020
Unnamed 13164
Greylock Mountain
"East Windom"
"South Windom"
7/15/2020 12/16/2020 10  50
  Johnson Creek Extravaganza - Southern Weminuche Google Map Included
By: SnowAlien
Added: 9/13/2018
McCauley Peak
Grizzly Peak
Aztec Mountain
Mt. Valois
Greylock Mountain
Unnamed 13164
Amherst Mountain
Organ Mountain
"Peak Twenty Two"
Sheep Mountain
8/31/2018 9/13/2018 7 
  Dallas Peak (and Seven Other Pretty Cool Peaks)
By: Mtnman200
Added: 8/26/2017
Dallas Peak
"T 0"
Grizzly Peak
Greylock Mountain
McCauley Peak
Leviathan Peak
Unnamed 13164
Hope Mountain
8/22/2017 8/26/2017 10  50
  Lost In The Weminuche Part 1: Sunlight Basin
By: Floyd
Added: 8/16/2012
Unnamed 13164
Greylock Mountain
"East Windom"
Knife Point
7/28/2012 8/16/2012 30  30
  Southern Weminuche: The Finish
By: Furthermore
Added: 7/5/2012
Grizzly Peak
McCauley Peak
Greylock Mountain
Unnamed 13164
6/29/2012 7/5/2012 1  30