| # | Name | Rank | Elevation | Prominence | Counties | Quadrangle |
| 1 | Hood, Mount | 1 | 11,244' | 7,704' | Clackamas & Hood River | Mount Hood South |
| 2 | South Sister | 3 | 10,362' | 5,594' | Deschutes & Lane | South Sister |
| 3 | Sacajawea Peak | 6 | 9,844' | 6,392' | Wallowa | Eagle Cap |
| 4 | Steens Mountain | 9 | 9,733' | 4,383' | Harney | Wildhorse Lake |
| 5 | Aneroid Mountain | 10 | 9,702' | 2,122' | Wallowa | Aneroid Mountain |
| 6 | Eagle Cap | 15 | 9,572' | 1,232' | Union | Eagle Cap |
| 7 | Red Mountain | 16 | 9,563' | 2,012' | Baker | Cornucopia |
| 8 | McLoughlin, Mount | 19 | 9,495' | 4,475' | Jackson | Mount McLoughlin |
| 9 | Thielsen, Mount | 34 | 9,182' | 3,362' | Douglas & Klamath | Mount Thielsen |
| 10 | Rock Creek Butte | 41 | 9,106' | 4,471' | Baker | Elkhorn Peak |
| 11 | Bachelor, Mount | 46 | 9,065' | 2,666' | Deschutes | Mount Bachelor |
| 12 | Strawberry Mountain | 47 | 9,060' | 4,110' | Grant | Strawberry Mountain |
| 13 | Elkhorn Peak | 58 | 8,931' | 711' | Baker | Elkhorn Peak |
| 14 | Scott, Mount | 59 | 8,929' | 3,019' | Klamath | Crater Lake East |
| 15 | Diamond Peak | 74 | 8,744' | 3,124' | Klamath & Lane | Diamond Peak |
| 16 | Pueblo Mountain | 88 | 8,632' | 3,042' | Harney | Van Horn Basin |
| 17 | Crane Mountain | 110 | 8,456' | 2,356' | Lake | Crane Mountain |
| 18 | Drake Peak | 119 | 8,407' | 2,557' | Lake | Drake Peak |
| 19 | Gearhart Mountain | 120 | 8,370' | 3,440' | Lake | Campbell Reservoir |
| 20 | Bailey, Mount | 121 | 8,368' | 2,978' | Douglas | Diamond Lake |
| 21 | Aspen Butte | 133 | 8,208' | 3,108' | Klamath | Aspen Lake |
| 22 | Yamsay Mountain | 134 | 8,196' | 3,181' | Klamath | Yamsay Mountain |
| 23 | Vinegar Hill | 143 | 8,131' | 2,871' | Grant | Vinegar Hill |
| 24 | Pelican Butte | 153 | 8,036' | 2,176' | Klamath | Pelican Butte |
| 25 | Lookout Mountain | 155 | 8,032' | 2,132' | Baker & Grant | Little Baldy Mountain |
| 26 | Stevenson Benchmark | 156 | 8,027' | 1,617' | Malheur | Bretz Mine |
| 27 | Warner Peak | 158 | 8,017' | 2,127' | Lake | Warner Peak |
| 28 | Paulina Peak | 162 | 7,984' | 3,219' | Deschutes | Paulina Peak |
| 29 | Beatys Butte | 171 | 7,918' | 2,055' | Harney | Beatys Butte |
| 30 | Maiden Peak | 186 | 7,818' | 2,598' | Deschutes & Lane | The Twins |
| 31 | Dixie Butte | 217 | 7,592' | 2,332' | Grant | Dixie Meadows |
| 32 | Ashland, Mount | 227 | 7,532' | 3,152' | Jackson | Mount Ashland |
| 33 | Blue Mountain | 237 | 7,435' | 2,095' | Malheur | Blue Mountain Pass |
| 34 | Bald Mountain | 245 | 7,393' | 2,323' | Klamath | Wickiup Spring |
| 35 | Fields Peak | 253 | 7,362' | 2,342' | Grant | Big Weasel Springs |
| 36 | Brown Mountain | 258 | 7,350' | 2,068' | Klamath | Brown Mountain |
| 37 | Swan Lake Point | 272 | 7,260' | 2,558' | Klamath | Swan Lake Point |
| 38 | Yainax Butte | 285 | 7,222' | 2,077' | Klamath | Yainax Butte |
| 39 | Olallie Butte | 289 | 7,215' | 2,275' | Jefferson & Marion | Olallie Butte |
| 40 | Snow Mountain | 301 | 7,163' | 2,143' | Grant | Whiskey Mountain |
| 41 | Big Lookout Mountain | 314 | 7,100' | 3,120' | Baker | Big Lookout Mountain |
| 42 | Hamner Butte | 315 | 7,100' | 2,360' | Klamath | Hamner Butte |
| 43 | Grayback Mountain | 331 | 7,048' | 2,288' | Josephine | Grayback Mountain |
| 44 | Odell Butte | 336 | 7,032' | 2,202' | Klamath | Odell Butte |
| 45 | Lookout Mountain | 371 | 6,926' | 2,436' | Crook | Lookout Mountain |
| 46 | Spanish Peak | 389 | 6,871' | 1,473' | Wheeler | Antone |
| 47 | Tower Mountain | 396 | 6,850' | 1,270' | Umatilla | Tower Mountain |
| 48 | Hamaker Mountain | 476 | 6,596' | 2,256' | Klamath | Hamaker Mountain |
| 49 | Stukel Mountain | 503 | 6,525' | 2,055' | Klamath | Lost River |
| 50 | Pedro Mountain | 539 | 6,455' | 2,065' | Baker | Mormon Basin |
| 51 | Black Butte | 546 | 6,436' | 3,086' | Jefferson | Black Butte |
| 52 | Sheepshead Mountains (HP) | 640 | 6,289' | 1,979' | Malheur | Ryegrass Butte |
| 53 | Bohemia Mountain | 883 | 5,990' | 2,250' | Lane | Fairview Peak |
| 54 | Bachelor Mountain | 912 | 5,953' | 2,293' | Linn | Idanha |
| 55 | Black Mountain | 939 | 5,932' | 1,782' | Morrow | Arbuckle Mountain |