California Thirteeners List
Vulgarian Ramblers
The Thumb Details

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83. The Thumb

The interactive map below is initially centered on the target summit (The Thumb), but may be scrolled around by simply grabbing hold of the map image with the mouse and dragging. The controls at the top may also be used to pan around, adjust magnification, and select different map types. Clicking a peak marker displays a window containing information about the summit. Even more information about The Thumb appears in the Peak Details section just below the map.

The Thumb map too small for you? Go big or go home.


Red Marker Summit of The Thumb - click here to re-center map on this peak
Blue MarkerHighest saddle connecting The Thumb with a higher summit
Green Marker An official VRMC California Thirteener summit
Grey Marker A summit that narrowly fails the official VRMC California Thirteener passing criteria

The Thumb Details

Official summit elevation4071m (13,356')
Summit elevation source mapSPLIT MOUNTAIN, CA USGS 7.5' Quadrangle (spot elevation)
DEM summit4067m
Map summit4071m
DEM saddle3885m
Map saddle3880m+
Official saddle depth610'
Saddle elevation source mapSPLIT MOUNTAIN, CA USGS 7.5' Quadrangle (20 meter contour)
Official saddle elevation sourceSPLIT MOUNTAIN, CA USGS 10 meter DEM
Difficulty (via easiest route)Class 2
Secor (3rd ed.) guidebook page225
Secor (2nd ed.) guidebook page220
Roper guidebook page218
SummitPost.org pageTHE THUMB
Climber.Org trip reportsthumb
SPS list classificationRegular
Summit UTM easting (NAD27)371530
Summit UTM northing (NAD27)4103590
Summit longitude (WGS84)-118.4461
Summit latitude (WGS84)37.0715
Saddle UTM easting (NAD27)371910
Saddle UTM northing (NAD27)4102860
Saddle longitude (WGS84)-118.4417
Saddle latitude (WGS84)37.0650