| Name |
Elevation |
Prominence |
State |
Counties |
Quadrangle |
| Borah Peak | 12,666' | 5,996' | ID | Custer | Borah Peak - Map |
| Leatherman Peak | 12,228' | 1,688' | ID | Custer | Leatherman Peak - Map |
| "Mount Church" | 12,220' | 960' | ID | Custer | Leatherman Peak - Map |
| Diamond Peak | 12,200' | 5,374' | ID | Butte | Diamond Peak - Map |
| Breitenbach, Mount | 12,149' | 649' | ID | Custer | Leatherman Peak - Map |
| "Lost River Mountain" | 12,078' | 698' | ID | Custer | Leatherman Peak - Map |
| "Mount Idaho" | 12,065' | 1,085' | ID | Custer | Elkhorn Creek - Map |
| Donaldson Peak | 12,023' | 323' | ID | Custer | Leatherman Peak - Map |
| Hyndman Peak | 12,009' | 4,829' | ID | Blaine & Custer | Hyndman Peak - Map |
| "No Regret Peak" | 11,996' | 314' | ID | Custer | Leatherman Peak - Map |
| McCaleb Benchmark | 11,982' | 1,802' | ID | Custer | Massacre Mountain - Map |
| 11967 | 11,967' | 627' | ID | Custer | Elkhorn Creek - Map |
| "Bad Rock Peak" | 11,953' | 653' | ID | Custer | Leatherman Peak - Map |
| "Sacagawea Peak" | 11,936' | 476' | ID | Custer | Elkhorn Creek - Map |
| "Far Away Mountain" | 11,933' | 553' | ID | Custer | Massacre Mountain - Map |
| 11917 | 11,917' | 337' | ID | Custer | Leatherman Peak - Map |
| "Goat Mountain" | 11,913' | 814' | ID | Blaine & Custer | Phi Kappa Mountain - Map |
| "The Fin" | 11,900' | 1,560' | ID | Custer | Standhope Peak - Map |
| "White Cap Peak" | 11,899' | 639' | ID | Custer | Elkhorn Creek - Map |
| Standhope Peak | 11,878' | 468' | ID | Custer | Standhope Peak - Map |
| "Devils Bedstead East" | 11,865' | 845' | ID | Custer | Phi Kappa Mountain - Map |
| "Mount Corruption" | 11,863' | 1,645' | ID | Custer | Leatherman Peak - Map |
| "Brocky Peak" | 11,839' | 779' | ID | Blaine & Custer | Standhope Peak - Map |
| "Mountaineer Peak" | 11,837' | 339' | ID | Custer | Borah Peak - Map |
| "Altair Peak" | 11,825' | 805' | ID | Custer | Standhope Peak - Map |
| Castle Peak | 11,820' | 4,040' | ID | Custer | Boulder Chain Lakes - Map |
| "Paragon Peak" | 11,781' | 361' | ID | Custer | Leatherman Peak - Map |
| Old Hyndman Peak | 11,775' | 955' | ID | Blaine & Custer | Grays Peak - Map |
| "Ross Peak" | 11,774' | 994' | ID | Custer | Massacre Mountain - Map |
| Duncan Ridge | 11,755' | 415' | ID | Blaine & Custer | Phi Kappa Mountain - Map |
| "Pegasus Peak" | 11,736' | 676' | ID | Custer | Standhope Peak - Map |
| Ryan Peak | 11,719' | 3,211' | ID | Custer | Ryan Peak - Map |
| "Angels Perch" | 11,687' | 507' | ID | Custer | Standhope Peak - Map |
| McCaleb, Mount | 11,682' | 702' | ID | Custer | Mackay - Map |
| Kent Peak | 11,678' | 619' | ID | Blaine & Custer | Ryan Peak - Map |
| "Gabriels Horn" | 11,641' | 461' | ID | Custer | Standhope Peak - Map |
| Pyramid Peak | 11,628' | 408' | ID | Custer | Big Black Dome - Map |
| "Salzburg Spitzl" | 11,620' | 360' | ID | Blaine & Custer | Phi Kappa Mountain - Map |
| "Andromeda" | 11,620' | 360' | ID | Custer | Standhope Peak - Map |
| Bell Mountain | 11,615' | 1,787' | ID | Lemhi | Bell Mountain - Map |
| "Doublespring Peak" | 11,608' | 2,108' | ID | Custer | Borah Peak - Map |
| "Recess Peak" | 11,580' | 360' | ID | Blaine & Custer | Standhope Peak - Map |
| "The Riddler" | 11,578' | 616' | ID | Butte | Diamond Peak - Map |
| "Cleft Peak" | 11,524' | 857' | ID | Custer | Leatherman Peak - Map |
| "Ferguson Peak" | 11,518' | 714' | ID | Custer | Massacre Mountain - Map |
| "Abel Peak" | 11,516' | 336' | ID | Custer | Phi Kappa Mountain - Map |
| "Calkens Peak" | 11,513' | 1,280' | ID | Custer | Boulder Chain Lakes - Map |
| Smiley Mountain | 11,512' | 2,652' | ID | Custer | Smiley Mountain - Map |
| "Big Basin Peak" | 11,510' | 450' | ID | Blaine & Custer | Grays Peak - Map |
| "The Moat" | 11,497' | 591' | ID | Custer | Massacre Mountain - Map |
| "Horseshoe Peak" | 11,477' | 352' | ID | Custer | Borah Peak - Map |
| "Big Boy Peak" | 11,390' | 322' | ID | Butte | Fallert Springs - Map |
| "Mount Morrison" | 11,367' | 627' | ID | Custer | Elkhorn Creek - Map |
| Big Creek Peak | 11,353' | 2,524' | ID | Lemhi | Big Creek Peak - Map |
| Big Black Dome | 11,353' | 613' | ID | Custer | Big Black Dome - Map |
| "Limestone Peak" | 11,349' | 314' | ID | Custer | Massacre Mountain - Map |
| D.O. Lee Peak | 11,345' | 571' | ID | Custer | Washington Peak - Map |
| Invisible Mountain | 11,330' | 750' | ID | Custer | Mackay - Map |
| "Al West Peak" | 11,314' | 436' | ID | Custer | Borah Peak - Map |
| "Triple Peak" | 11,310' | 454' | ID | Custer | Leatherman Peak - Map |
| Wet Benchmark | 11,309' | 609' | ID | Custer | Mackay - Map |
| "Hidden Peak" | 11,308' | 488' | ID | Custer | Massacre Mountain - Map |
| "North Ryan Peak" | 11,305' | 333' | ID | Custer | Ryan Peak - Map |
| "The Box" | 11,305' | 325' | ID | Blaine & Custer | Grays Peak - Map |
| "Lonesome Peak" | 11,304' | 932' | ID | Custer | Boulder Chain Lakes - Map |
| "Rearing Stallion Peak" | 11,300' | 360' | ID | Custer | Phi Kappa Mountain - Map |
| "Last Lost Peak" | 11,291' | 701' | ID | Custer | Massacre Mountain - Map |
| Redbird Mountain | 11,290' | 2,355' | ID | Custer | Shelly Mountain - Map |
| Shelly Mountain | 11,283' | 655' | ID | Custer | Shelly Mountain - Map |
| "Mount Andrus" | 11,280' | 672' | ID | Custer | Boulder Chain Lakes - Map |
| "Sheephead Peak" | 11,276' | 456' | ID | Custer | Mackay - Map |
| "Little Diamond Peak" | 11,267' | 891' | ID | Butte | Fallert Springs - Map |
| "WCP 9" | 11,263' | 464' | ID | Custer | Washington Peak - Map |
| "Alcyone Peak" | 11,261' | 670' | ID | Custer | Smiley Mountain - Map |
| Cabin Mountain | 11,252' | 538' | ID | Custer | Copper Basin Knob - Map |
| "Apex Peak" | 11,243' | 453' | ID | Custer | Leatherman Peak - Map |
| "Perkins Peak" | 11,220' | 440' | ID | Blaine & Custer | Ryan Peak - Map |
| "Shoshone John Peak" | 11,201' | 548' | ID | Butte | Fallert Springs - Map |
| "Cardiac Peak" | 11,200' | 850' | ID | Custer | Boulder Chain Lakes - Map |
| "Mahogany Trident" | 11,190' | 336' | ID | Custer | Borah Peak - Map |
| "Merriam Lake Peak" | 11,180' | 360' | ID | Custer | Elkhorn Creek - Map |
| "The Ramp" | 11,152' | 709' | ID | Custer | Smiley Mountain - Map |
| Dickey Peak | 11,146' | 2,826' | ID | Custer | Dickey Peak - Map |
| "Little Regret Peak" | 11,108' | 312' | ID | Custer | Leatherman Peak - Map |
| "True Grit" | 11,106' | 412' | ID | Custer | Leatherman Peak - Map |
| "Boulder Lake Peak" | 11,100' | 320' | ID | Custer | Standhope Peak - Map |
| Grouse Creek Mountain | 11,092' | 1,209' | ID | Custer | Grouse Creek Mountain - Map |
| "North Twin" | 11,088' | 3,448' | ID | Butte | Sunset Peak - Map |
| "Pavlos Peak" | 11,088' | 1,178' | ID | Custer | Grouse Creek Mountain - Map |
| "WCP 10" | 11,084' | 334' | ID | Custer | Boulder Chain Lakes - Map |
| "Mount Darcy" | 11,077' | 951' | ID | Custer | Grouse Creek Mountain - Map |
| "Little Mac" | 11,071' | 411' | ID | Custer | Mackay - Map |
| "South Twin" | 11,070' | 530' | ID | Butte | Sunset Peak - Map |
| "Nicholson Peak" | 11,058' | 835' | ID | Butte | Fallert Springs - Map |
| "Griswold Peak" | 11,057' | 677' | ID | Custer | Ryan Peak - Map |
| "Petros Peak" | 11,051' | 670' | ID | Custer | Grouse Creek Mountain - Map |
| Devils Bedstead, The | 11,051' | 591' | ID | Blaine & Custer | Phi Kappa Mountain - Map |
| "Trinity Peak" | 11,037' | 800' | ID | Custer | Grouse Creek Mountain - Map |
| Flatiron Mountain | 11,024' | 504' | ID | Lemhi | Big Creek Peak - Map |
| "Atlas Peak" | 11,020' | 600' | ID | Custer | Smiley Mountain - Map |
| "Howard Peak" | 11,020' | 400' | ID | Custer | Standhope Peak - Map |
| "The Brow" | 11,015' | 536' | ID | Butte | Diamond Peak - Map |
| "Hope Peak" | 11,011' | 564' | ID | Custer | Grouse Creek Mountain - Map |
| "Double U" | 10,997' | 495' | ID | Custer | Smiley Mountain - Map |
| "Joker Peak" | 10,962' | 478' | ID | Butte | Fallert Springs - Map |
| 10942 | 10,942' | 362' | ID | Custer | Phi Kappa Mountain - Map |
| Merriam Peak | 10,937' | 558' | ID | Custer | Boulder Chain Lakes - Map |
| Sheep Mountain | 10,910' | 2,290' | ID | Custer | Bowery Peak - Map |
| Bowery Peak | 10,861' | 321' | ID | Custer | Bowery Peak - Map |
| 10848 | 10,848' | 510' | ID | Custer | Livingston Creek - Map |
| Thompson Peak | 10,761' | 2,452' | ID | Custer | Stanley Lake - Map |
| 10724 | 10,724' | 351' | ID | Lemhi | Gilmore - Map |
| "Antares Peak" | 10,651' | 1,111' | ID | Blaine & Custer | Star Hope Mine - Map |
| "Summit Creek Peak" | 10,585' | 1,085' | ID | Custer | Phi Kappa Mountain - Map |
| "Wilson Creek Peak" | 10,419' | 439' | ID | Blaine & Custer | Phi Kappa Mountain - Map |
| Lookout Mountain | 9,965' | 1,874' | ID | Custer | Casino Lakes - Map |