* Peaks listed in Elevation order; highest to lowest
PhotoPeak NameMountain RangeElevationProminenceYearDescription
Mount Borah: Peak Information and Climbing GuideLost River Range12,662 ft60021981, 1999 This great peak is situat ... read more
Leatherman PeakLost River Range12,228 ft53871982Climbing and access information for this peak is on Pages 276-277 of the book. The West Ridge and Southwes ... read more
Mount ChurchLost River Range12,200 ft9601987Climbing and access information for this peak is on Pages 277-278 of the book. Note the alternative approa ... read more
Mount BreitenbachLost River Range12,140 ft6401991Climbing and access information for this peak is on Pages 278, 280 and 281 of the book. Also, see We ... read more
Lost River MountainLost River Range12,078 ft6981989Climbing and access information for this peak is on Page 283 of the book.
Lost River Mou ... read more
Mount Idaho's standard rute climbs to the skyline ridge, follows the ridge until a ledge leads out on to the west face. Mount IdahoLost River Range12,065 ft10851990Climbing and access information for this peak is on Pages 277-278 of the book. Also see Wes Collin's artic ... read more
Idaho 12er Donaldson PeakLost River Range12,023 ft3231987, 2014Climbing and access information for this peak is on Page 278 of the book.
Donaldson Peak ... read more
USGS PeakLost River Range11,982 ft18021995Climbing and access information for this peak is on Page 284 of the book. Livingston Douglas has provided ... read more
No Regret PeakLost River Range11,972 ft272Climbing and access information for this peak is on Page 278 of the book. Also, see read more
Peak 11967Lost River Range11,967 ft6271993Climbing and access information for this peak is on Pages 275-276 of the book.
Even thou ... read more
Bad Rock PeakLost River Range11,954 ft6531995Climbing and access information for this peak is on Pages 276-277 of the book. read more
SacajaweaLost River Range11,936 ft4761999Climbing and access information for this peak is on Page 274 of the book. Also see Wes Collin's article on ... read more
Far Away Mountain (Peak 11930)Lost River Range11,930 ft5502004Climbing and access information for this peak is on Page 283 of the book. Updated September 2018read more
Peak 11909Lost River Range11,909 ft329This peak is not in the book.
Peak 11909 is the 16th-highest summit in the State of Idah ... read more
White Cap PeakLost River Range11,899 ft6391995Climbing and access information for this peak is on Pages 275-276 of the book. Also see read more
Mount CorruptionLost River Range11,857 ft16751992Climbing and access information for this peak is on Page 282 of the book. There are two routes listed in th ... read more
Peak 11828 (Mountaineer Peak)Lost River Range11,828 ft3282017Climbing and access information for this peak is on Page 270 of the book. Two route descriptions are set o ... read more
Paragon Peak viewed from Ferguson Peak. Peak 11781 (Paragon Peak)Lost River Range11,781 ft361This peak is not in the book. read more
Ross PeakLost River Range11,724 ft9441993Climbing and access information for this peak is on Page 285 of the book.
Ross Peak is n ... read more
Mount McCalebLost River Range11,682 ft7021987Climbing and access information for this peak is on Pages 286-287 of the book. Since the book was publishe ... read more
Peak 11611 (Doublespring Peak)Lost River Range11,611 ft21292003Climbing and access information for this peak is on Pages 269-270 of the book.
Doublespr ... read more
Peak 11509 (Cleft Peak)Lost River Range11,509 ft8491998Climbing and access information for this peak is on Pages 282-283 of the book.
Cleft Pea ... read more
Ferguson PeakLost River Range11,509 ft6892018Climbing and access information for this peak is on Pages 283-284 of the book. Below you will find suppleme ... read more
Peak 11477 (The Moat)Lost River Range11,477 ft537Climbing and access information for this peak is on Page 284 of the book. Updated September 2018 < ... read more
Peak 11473 (Horseshoe Mountain)Lost River Range11,473 ft333Climbing and access information for this peak is on Page 270 of the book.
Horseshoe Moun ... read more
Shadow Lake PeakLost River Range11,401 ft2211982Climbing and access information for this peak is on Page 285 of the book.
Shadow Lake Pe ... read more
Peak 11367 (Mount Morrison)Lost River Range11,367 ft627Climbing and access information for this peak is on Page 274 of the book. Two routes are discussed in the ... read more
Peak 11332 (Limestone Peak)Lost River Range11,332 ft312Climbing and access information for this peak is on Pages 285-286 of the book. Please note that this peak ... read more
Invisible MountainLost River Range11,330 ft7501993Climbing and access information for this peak is on Page 287 of the book.
Invisible Moun ... read more
Al West PeakLost River Range11,310 ft410Climbing and access information for this peak is on Page 270 of the book. Brett Sergenian has climbed a new ... read more
Wet PeakLost River Range11,309 ft609Climbing and access information for this peak is on Page 287 of the book. 
Wet Peak is ... read more
Point 11308Lost River Range11,308 ft160This peak is on a spur ridge of read more
Hidden PeakLost River Range11,308 ft488Climbing and access information for this peak is on Page 286 of the book.
Hidden Peak is ... read more
Triple PeakLost River Range11,300 ft4402003Climbing and access information for this peak (shown as Peak 11280+) is on Page 282 of the book. At the ti ... read more
Sheephead PeakLost River Range11,276 ft456Climbing and access information for this peak is on Page 287 of the book.
Sheephead Peak ... read more
Peak 11260 (Last Lost Peak)Lost River Range11,260 ft6801993Climbing and access information for this peak is on Page 285 of the book. The book lists this peak as 11,2 ... read more
Peak 11220 (Apex Peak)Lost River Range11,220 ft4402017This peak is not in the book. 
Apex Peak is the 82nd-highest peak in Idaho. It is locat ... read more
Peak 11189 (Mahogany Trident)Lost River Range11,189 ft3292017This peak is not in the book. 
Mahogany Trident is located ... read more
Merriam Lake Peak (Merriam Pinnacle)Lost River Range11,180 ft360This peak is not in the book. Judi Steciak and Carl Hamke provided the following route information. See th ... read more
Dickey PeakLost River Range11,141 ft28231991Climbing and access information for this peak is on Pages 268-269 of the book.
Dickey Pe ... read more
South Wet PeakLost River Range11,138 ft278Climbing and access information for this peak is on Page 287 of the book.
Although this ... read more
Pavlos PeakLost River Range11,109 ft12091995Climbing and access information for this peak is on Page 268 of the book.
Pavlos is the ... read more
True Grit’s Summit block. George Reinier Photo Peak 11100 (True Grit)Lost River Range11,100 ft400

This peak is not in the book. read more

Peak 11090 (Mount Darcy)Lost River Range11,090 ft9501991Climbing and access information for this peak, formerly Gooseberry Peak, is on Page 267 of the book. Livin ... read more
Peak 11090 (Little Regret Peak)Lost River Range11,090 ft310This peak is not in the book. Judi Steciak and Carl Hamke provided the followi ... read more
Grouse Creek MountainLost River Range11,085 ft11851999Climbing and access information for this peak is on Page 266 of the book. Updated November 2019 read more
Peak 11081 (North Twin)Lost River Range11,081 ft30442011Climbing and access information for this peak is on Page 288 of the book. Below you will find more detaile ... read more
Little MacLost River Range11,071 ftClimbing and access information for this peak is on Page 286 of the book. In addition to the access inform ... read more
Peak 11070 (South Twin)Lost River Range11,070 ft530Climbing and access information for peak is on Page 288 of the book. Livingston Douglas provides more deta ... read more
Petros PeakLost River Range11,060 ft6801995Climbing and access information for this peak is on Page 268 of the book. Three additional routes ... read more
Trinity PeakLost River Range11,050 ft8001999Climbing and access information for Trinity Peak is on Page 267 of the book. Livingston Douglas has provide ... read more
Hope PeakLost River Range11,020 ft560Climbing and access information for this peak is on Page 262 of the book.
I hope to clim ... read more
Corner Shot PeakLost River Range10,940 ft680Climbing and access information for this peak is on Page 268 of the book. The book lists the elevation at ... read more
Massacre MountainLost River Range10,924 ft5841988Climbing and access information for this peak is on Page 284 of the book. The book focuses on this big mou ... read more
Peak 10878Lost River Range10,878 ft4182003This peak is not in the book.
Peak 10878 sits on a connecting ridgeline due north of read more
Peak 10850 (Sheep Pen Peak)Lost River Range10,850 ft350This peak is not in the book. The following route information and photo were provided by Rick Baugher. read more
North Massacre MountainLost River Range10,824 ft3641988Climbing and access information for this peak is on Page 284 of the book. Updated September 2018 < ... read more
Octoberfest PeakLost River Range10,820 ft8801993Climbing and access information for this peak is on Page 286 of the book.
One of the sho ... read more
Jaggle BenchmarkLost River Range10,772 ft4322003Climbing and access information for this peak is on Pages 288-289 of the book. It is labeled "Jaggle Peak" ... read more
King MountainLost River Range10,760 ft24001991Climbing and access information for this peak is on Page 289 of the book.
King Mountain ... read more
Peak 10757 (Metaxy Peak)Lost River Range10,757 ft2971991Climbing and access information for this peak is on Page 267 of the book.
Metaxy Peak is ... read more
Peak 10749 (Pahsimeroi Pyramid)Lost River Range10,749 ft569Climbing and access information for this peak is on Page 267 of the book. USGS Grouse Creek Mountain ... read more
Peak 10740 (Williams Peak)Lost River Range10,740 ft7602003This peak is not in the book.
Williams Peak sits 1.1 miles SSW of Donaldson Peak. While ... read more
McGowan PeakLost River Range10,740 ft6801991Climbing and access information for this peak is on Pages 267-268 of the book. The book lists the elevatio ... read more
Straight Shot PeakLost River Range10,730 ft5502003Climbing and access information for this peak is on Page 268 of the book. The book details the original ro ... read more
Sunset PeakLost River Range10,693 ft9532014Climbing and access information for this peak is on Page 288 of the book. The route described below is not ... read more
Peak 10677Lost River Range10,677 ft417This peak is not in the book.
Peak 10677 is located northeast of read more
Peak 10648 viewed from the southeast ridge of Ferguson Peak blends in to Massacre Mountain. Peak 10648Lost River Range10,648 ft388This peak is not in the book.
There are 16 ranked summits on the Massacre Mountain quadr ... read more
Peak 10620 (Linebacker Peak)Lost River Range10,620 ft600Climbing and access information for this peak is on Page 266 of the book. The book lists the elevation at ... read more
Sunrise Peak viewed from Sunset Peak. Peak 10618 (Sunrise Peak)Lost River Range10,618 ft638Climbing and access information for this peak is on Page 288 of the book.
This peak is l ... read more
Peak 10601 (Ramshorn Peak)Lost River Range10,601 ft541Climbing and access information for this peak is on Page 289 of the book.
Ramshorn Peak ... read more
Peak 10571Lost River Range10,571 ft511Climbing and access information for this peak is on Page 289 of the book.
Peak 10571 is ... read more
Peak 10439Lost River Range10,439 ft499This peak is not in the book.
This peak is located east of the Lost River Range Crest an ... read more
Peak 10420Lost River Range10,420 ft760Climbing and access information for this peak is on Page 269 of the book.
Peak 10420 is ... read more
Peak 10340. Derek Percoski Photo Peak 10340Lost River Range10,340 ft320This peak is not in the book. Updated July 2019
Peak 10340 is located a little over a mi ... read more
Peak 10297Lost River Range10,297 ft9971995Climbing and access information for this peak is on Page 284 of the book. Updated September 2018 < ... read more
Peak 10286 (Red Cone Peak)Lost River Range10,286 ft3862011This peak is not in the book. Red Cone Peak is located 0.8 miles south of North Twin. Climb this p ... read more
Peak 10202 viewed from the south. John Platt Photo Peak 10202Lost River Range10,202 ft422This peak is not in the book.
Peak 10202 is located due east of Massacre Mountain and no ... read more
Peak 10195Lost River Range10,195 ft375This peak is not in the book. Derek Percoski climbed this peak as part of loop that also included read more
Peak 10149 (East Burnt Peak)Lost River Range10,149 ft8092017This peak is not in the book.
East Burnt Peak sits east of the head of the East Fork of ... read more
Peak 9854Lost River Range9,854 ft954This peak is not in the book.
Rick Baugher provided the following information on this pe ... read more
Hawley MountainLost River Range9,752 ft28121980, 1981, 1999Climbing and access information for this peak is on Pages 287-288 of the book.
I have cl ... read more
Peak 9524 (Crows Nest Peak)Lost River Range9,524 ft384This peak is not in the book.
Rick Baugher supplied the following information and photos ... read more
Warren MountainLost River Range9,469 ft449Climbing and access information for this peak is on Page 286 of the book. USGS Warren Mountain
read more
Peak 9386 (Franklin Peak)Lost River Range9,386 ft486This peak is not in the book.
The following information and photos were provided by Rick ... read more
Spring Hill viewed from the north. Derek Percoski Photo Spring HillLost River Range9,349 ft1509This peak is not in the book. Derek Percoski provided the route information set out below. Published June ... read more
Peak 9053. Steve Mandella photo. Peak 9053 by Margo MandellaLost River Range9,053 ft833This peak is not in the book. Published October 2018
Peak 9035 is located south of Peak ... read more
Jumpoff PeakLost River Range9,045 ft20252015This peak is not in the book. Updated December 2019
Jumpoff Peak is the highest point in ... read more
Peak 9004Lost River Range9,004 ft344This peak is not in the book. Updated December 2019
Peak 9004 is located due north of read more
The west face of Peak 8937, highpoint X to the right. Margo Mandella photo Peak 8937 by Margo MandellaLost River Range8,937 ft437This peak is not in the book. Published November 2018
Peak 8937 lies at the East End of ... read more
Peak 8820. Rick Baugher Photo Peak 8820Lost River Range8,820 ft320This peak is not in the book.
Peak 8820 is noted for its ragged, steep summit ridge. The ... read more
Howe PeakLost River Range8,701 ft1041This peak is not in the book. There are two routes set out below: the Road Route and Livingston Douglas’ ... read more
Peak 8603 (far left), its Southeast Ridge (leading up to it from the right), and the rocky South Segment of the ridge (right of center) coming up from the connecting saddle with Peak 8383. Viewed from the summit of Peak 8383. Livingston Douglas Photo Peak 8603 (Howes Shadow) by Livingston DouglasLost River Range8,603 ft303This peak is not in the book. Published December 2019
Peak 8603 is the ... read more
Peak 8383. Steve Mandella photo. Peak 8383 by Margo MandellaLost River Range8,383 ft443This peak is not in the book. Livingston Douglas added two new routes to Margo’s original post. Updated ... read more
The summit cairn atop Peak 8256 with the snow-laden Pahsimeroi Range in the background on a stormy afternoon in May. Livingston Douglas Photo Peak 8256 by Livingston DouglasLost River Range8,256 ft516This peak is not in the book. Published November 2019

Peak ... read more

Peak 8170 by Livingston DouglasLost River Range8,170 ft710This peak is not in the book. Published December 2019

Peak ... read more

Peak 8150 viewed from near Beaverland Pass. Peak 8150Lost River Range8,150 ft11702014This peak is not in the book. Livingston Douglas provided the alternative access and new route information ... read more
Peak 8082 viewed from near Beaverland Pass. Peak 8082Lost River Range8,082 ft3022014This peak is not in the book. Margo Mandella and Livingston Douglas provided the alternative and harder rou ... read more
Peak 7768. Steve Mandella photo. Peak 7768Lost River Range7,768 ft588This peak is not in the book. Margo Mandella prepared the first edition of this page. Livingston Douglas s ... read more
Arco Peak from it's lower southeast ridge. Steve Mandella photo. Arco PeakLost River Range7,547 ft607This peak is not in the book. Margo Mandella prepared the original post. Livingston Douglas provided two a ... read more
The Southeast Ridge of Arco Hills HP is on the left-half of the photo with Point 7352 being the forested, rocky outcrop just L of center. You cannot see the summit from here, it is behind Point 7352 by a good ¼ mile. The large, concrete-based cattle cistern which serves as the starting point for the Southeast Ridge Route. Livingston Douglas Photo Arco Hills High Point by Livingston DouglasLost River Range7,380 ft840This peak is not in the book. Livingston reported that “This was probably the single most dangerous, mos ... read more
Peak 7333 from the North. Steve Mandella photo. Peak 7333Lost River Range7,333 ft553This peak is not in the book. Margo Mandella prepared the first version of this page including the introdu ... read more
Peak 7194 from Peak 6990. Steve Mandella photo. Peak 7194Lost River Range7,194 ft574This peak is not in the book. Livingston Douglas provided new route information which is set out below Mar ... read more
Peak 6990 from Peak 7194. Steve Mandella photo. Peak 6990Lost River Range6,990 ft410This peak is not in the book. Margo Mandella provided the Northeast Ridge Route and Livingston Douglas has ... read more
The upper section of the Southeast Ridge. Point 5801 is on the left and Peak 5927 is on the right. This shot was taken from Point 5572 on the ridge. Livingston Douglas Photo Peak 5927 (Howe Hills) by Livingston DouglasLost River Range5,927 ft547This peak is not in the book. Published November 2019

Da ... read more

LOST RIVER MOUNTAIN RANGELost River Range0 ftThe Lost River Range is covered in the book on Pages 265-295. All of the Lost River Range peaks covered by ... read more
Hawley MountainsLost River Range0 ftThe Hawley Mountains are a subrange of the Lost River Range formed by a ridgeline that parallels the main Lost ... read more