| Name | Prominence | Elevation | Counties | Quadrangle |
| Borah Peak | 5,996' | 12,666' | Custer | Borah Peak |
| Diamond Peak | 5,374' | 12,200' | Butte | Diamond Peak |
| Hyndman Peak | 4,829' | 12,009' | Blaine & Custer | Hyndman Peak |
| Cache Peak | 4,496' | 10,342' | Cassia | Cache Peak |
| Scott Peak | 4,255' | 11,400' | Lemhi | Scott Peak |
| Castle Peak | 4,040' | 11,820' | Custer | Boulder Chain Lakes |
| McGuire, Mount | 3,545' | 10,089' | Lemhi | Mount McGuire |
| Sturgill Peak | 3,449' | 7,589' | Washington | Sturgill Peak |
| "North Twin" | 3,448' | 11,088' | Butte | Sunset Peak |
| Buffalo Hump | 3,438' | 8,938' | Idaho | Buffalo Hump |
| Smoky Dome | 3,283' | 10,096' | Camas | Smoky Dome |
| Ryan Peak | 3,211' | 11,719' | Custer | Ryan Peak |
| Cuddy Mountain | 3,207' | 7,867' | Washington | Cuddy Mountain |
| Dickey Peak | 2,826' | 11,146' | Custer | Dickey Peak |
| Hawley Mountain | 2,812' | 9,752' | Butte | Hawley Mountain |
| Smiley Mountain | 2,652' | 11,512' | Custer | Smiley Mountain |
| Lone Pine Peak | 2,640' | 9,700' | Custer | Lone Pine Peak |
| Cape Horn Mountain | 2,585' | 9,531' | Custer & Valley | Cape Horn Lakes |
| Big Creek Peak | 2,524' | 11,353' | Lemhi | Big Creek Peak |
| Grave Peak | 2,502' | 8,282' | Idaho | Grave Peak |
| Thompson Peak | 2,452' | 10,761' | Custer | Stanley Lake |
| Redbird Mountain | 2,355' | 11,290' | Custer | Shelly Mountain |
| Southwest Butte | 2,354' | 7,814' | Idaho | John Day Mountain |
| Sheep Mountain | 2,290' | 10,910' | Custer | Bowery Peak |
| Steel Mountain | 2,188' | 9,730' | Elmore | Rocky Bar |
| "Doublespring Peak" | 2,108' | 11,608' | Custer | Borah Peak |
| Pilot Peak | 2,087' | 8,128' | Boise | Sunset Mountain |
| McCaleb Benchmark | 1,802' | 11,982' | Custer | Massacre Mountain |
| Bell Mountain | 1,787' | 11,615' | Lemhi | Bell Mountain |
| Glassford Peak | 1,784' | 11,607' | Custer | Ryan Peak |
| Vienna Benchmark | 1,764' | 10,224' | Blaine | Frenchman Creek |
| Sunset Mountain | 1,752' | 7,869' | Boise | Sunset Mountain |
| Cramer, Mount | 1,736' | 10,716' | Boise & Custer | Mount Cramer |
| House Mountain | 1,720' | 7,700' | Elmore | House Mountain |
| Granite Mountain | 1,715' | 8,479' | Adams | Brundage Mountain |
| Regan, Mount | 1,690' | 10,190' | Boise | Stanley Lake |
| Leatherman Peak | 1,688' | 12,228' | Custer | Leatherman Peak |
| Picabo Hills | 1,668' | 6,583' | Blaine | Gannett |
| Eighteenmile Peak | 1,664' | 11,150' | Beaverhead & Lemhi | Eighteenmile Peak |
| Pend Oreille, Mount | 1,655' | 6,755' | Bonner | Mount Pend Oreille |
| "Mount Corruption" | 1,645' | 11,863' | Custer | Leatherman Peak |
| 7174 | 1,594' | 7,174' | Blaine | Bellevue |
| "The Fin" | 1,560' | 11,900' | Custer | Standhope Peak |
| Snowyside Peak | 1,551' | 10,656' | Blaine, Custer, & Elmore | Snowyside Peak |
| Two Point Mountain | 1,551' | 10,117' | Camas | Newman Peak |
| Bell Mountain | 1,528' | 7,988' | Blaine | Little Wood River Reservoir |
| "Mystery Peak" | 1,525' | 10,785' | Custer | Meridian Peak |
| Mill Mountain | 1,519' | 10,796' | Lemhi | Mogg Mountain |
| Horstmann Peak | 1,425' | 10,485' | Custer | Warbonnet Peak |
| Rough Mountain | 1,360' | 7,090' | Owyhee | Rough Mountain |
| Anderson Peak | 1,319' | 9,339' | Custer | Horse Basin |
| Yellow Peak | 1,291' | 10,971' | Lemhi | Yellow Peak |
| "Calkens Peak" | 1,280' | 11,513' | Custer | Boulder Chain Lakes |
| Pyramid Peak | 1,269' | 8,369' | Idaho | Sawyer Ridge |
| "Buffalo Skull Peak" | 1,259' | 10,735' | Lemhi | Mogg Mountain |
| Norton Peak | 1,236' | 10,336' | Blaine | Galena |
| Grays Peak | 1,223' | 10,563' | Blaine | Grays Peak |
| Everly, Mount | 1,221' | 9,855' | Boise & Elmore | Mount Everly |
| Grouse Creek Mountain | 1,209' | 11,092' | Custer | Grouse Creek Mountain |
| Grass Mountains (HP) | 1,200' | 8,180' | Idaho | Hazard Lake |
| Jerry Peak | 1,193' | 10,013' | Custer | Jerry Peak |
| "Pavlos Peak" | 1,178' | 11,088' | Custer | Grouse Creek Mountain |
| "Fourth of July Peak" | 1,151' | 10,720' | Custer | Washington Peak |
| Portland Mountain | 1,146' | 10,824' | Lemhi | Gilmore |
| Dead Indian Ridge | 1,141' | 4,281' | Washington | Olds Ferry |
| Johnstone Peak | 1,129' | 9,949' | Blaine | Hyndman Peak |
| McGowan Peak | 1,122' | 9,878' | Custer | Stanley Lake |
| "Antares Peak" | 1,111' | 10,651' | Blaine & Custer | Star Hope Mine |
| 10522 | 1,102' | 10,522' | Custer | Meridian Peak |
| "Incredible Hulk" | 1,094' | 10,862' | Butte | Bell Mountain |
| "Mount Idaho" | 1,085' | 12,065' | Custer | Elkhorn Creek |
| "Summit Creek Peak" | 1,085' | 10,585' | Custer | Phi Kappa Mountain |
| Copperhead Peak | 1,047' | 10,070' | Lemhi | Homer Youngs Peak |
| Newman Peak | 1,031' | 9,608' | Camas | Newman Peak |
| "Culmination Peak" | 1,021' | 11,332' | Blaine & Custer | Galena Peak |
| Big Peak | 1,003' | 10,052' | Camas | Baker Peak |
| 10309 | 1,001' | 10,309' | Custer | Massacre Mountain |