North Sister, Oregon

Prominence: 2725 ft, 831 m

Elevation: 10,085 feet, 3074 meters

True Isolation: 4.25 mi, 6.84 km
Elevation Info:NAVD88 Elevation: 10,090 ft / 3075 m
Local or Alternate Name(s)Nickname/Informal: Ugly Sister
Peak TypeVolcano
Latitude/Longitude (WGS84)44° 10' 0'' N, 121° 46' 20'' W
44.166553, -121.772335 (Dec Deg)
598151 E 4891104 N, Zone 10 (UTM)
CountryUnited States
County/Second Level RegionDeschutes

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Other Web Sites
     North Sister at
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     North Sister at Summits on the Air (Amateur Radio)

Weather and Snow
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Lists that contain North Sister:
     Mazamas Sixteen Northwest Peaks Award (Rank #9)
     Chemeketan Eighteen Northwest Peaks Award (Rank #9)
     Cascade Volcanoes Peak Pin (Rank #11)
     Cascade Range 9000-foot Peaks (Rank #14)
     Mazamas Cascades Award (Rank #4)
     Top 10 Elevation Grid for U.S. States (Rank #113)
     Western States Climbers Star Peaks (Rank #98)
     Oregon 9000-foot Peaks (Rank #4)
     Western States Climbers List (Rank #204)
     Oregon Peaks with 2000 feet of Prominence (Rank #26)
     Oregon Top 100 by Prominence (Rank #26)
     Oregon Top 100 Peaks (Rank #4)
     Oregon Peaks with 1000 feet of Prominence (Rank #26)

Selected Guidebook(s) for this Peak:
       Climbing the Cascade Volcanoes (Smoot)
       Oregon High: A Climbing Guide to Nine Cascade Volcanoes (Thomas)

Ascent Info

Total ascents/attempts logged by registered users: 210
     Show all viewable ascents/attempts (Total: 199)

Selected Trip Reports:
     0000 by Milda Tautvydas (Unsuccessful)
     2009-08-16 by Bob Bolton
     2011-09-04 by George Burgess (GPS Track)
     2012-07-24 by Matt Dolan (Unsuccessful)
     2013-08-24 by Michael Wanberg
     2013-08-24 by Caleb Morris
     2014-09-07 by Lou Hibbard (Unsuccessful)
     2015-03-09 by Andy Dewey
     2015-07-29 by Mark Smith (Unsuccessful)
     2015-08-28 by Mark Smith
     2016-07-30 by Austin D. Smith (Unsuccessful)
     2017-05-29 by Dustin Wittmier (GPS Track)
     2017-07-04 by Harvest Mondello (Unsuccessful)
     2017-07-09 by Bryan Thulin
     2017-08-02 by Michael Lewis
     2017-08-12 by Alex Lockard (GPS Track)
     2018-07-25 by Harvest Mondello
     2018-08-17 by Vic Hanson
     2020-08-23 by Evan L
     2020-10-04 by Jerry Stein
     2020-10-24 by Ananth Maniam
     2021-05-26 by Josh Hayward (Unsuccessful)
     2021-07-24 by Benjamin Wilson (Unsuccessful)
     2021-07-25 by Matt Mallet (Unsuccessful)
     2021-08-23 by Alex Barth (Unsuccessful)
     2021-09-11 by Andrew Schnell
     2022-04-02 by Kayla Brown (Unsuccessful)
     2022-05-23 by Fred Newman
     2022-08-20 by Bob Burdalski
     2022-10-01 by Kayla Brown (Unsuccessful)
     2022-10-05 by Morteme Memer

Nearby Peak Searches:
     Radius Search - Nearest Peaks to North Sister
     Elevation Ladder from North Sister
     Prominence Ladder from North Sister

Click on photo for original larger-size version.
On the summit of South Sister, with Faith and Hope in the background (2015-10-29). Photo by Nick Boswell.
Click here for larger-size photo.
Web Map LinksPeakfinder Panorama
GeoHack Links   CalTopo   MyTopo   Bing Maps
Google Maps   Open Street Map
ProminenceKey Col Page  (Detailed prominence information)
  Clean Prominence: 2725 ft/831 m
  Optimistic Prominence: 2765 ft/843 m
  Line Parent: South Sister
  Key Col: Chambers Lakes    7360 ft/2243 m
IsolationIsolation Page  (Detailed isolation information)
   Distance: 4.25 mi/6.84 km
   Isolation Limit Point: 44.105, -121.7708
Nearest Higher Neighbor in the PBC database:
    South Sister  (S)
RangesContinent: North America
Range2: Pacific Ranges
Range3: Cascade Range
Range4: Oregon Cascades
Range5: Sisters Area
Ridges/DividesPacific Crest
Oregon Cascade Crest
Drainage Basins
Pacific-Western USA
Pacific Ocean
Deschutes [OR]
Pacific-Western USA
Pacific Ocean
OwnershipLand: Deschutes National Forest/Willamette National Forest
Wilderness/Special Area: Three Sisters Wilderness Area
Topo MapNorth Sister O44121b7 1:24,000
Data Source1:25,000 (or larger) Topographic Survey Map
Dynamic Map

 North Sister    Other Peaks
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Other Photos

Click on photo for original larger-size version.
My greatest high 5 ever, atop North Sister with Troy Baker. Picture courtesy of Michael Wanberg (2013-08-24). Photo by Caleb Morris.
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Click on photo for original larger-size version.
Middle and North sister as viewed from the summit of South Sister (2021-05-30). Photo by Emily Cheng.
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Click on photo for original larger-size version.
Looking towards a nearly hidden Middle Sister from the summit of North Sister. My route in red is mostly out of view from this angle. I suspect Anthony Marra's line roughly follows the blue line, but I might be wrong (2022-05-23). Photo by Fred Newman.
Click here for larger-size photo.

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