| # | Name | Rank | Elevation | Prominence | Counties | Quadrangle |
| 1 | Hood, Mount | 1 | 11,244' | 7,704' | Clackamas & Hood River | Mount Hood South |
| 2 | Jefferson, Mount | 2 | 10,497' | 5,797' | Jefferson & Linn | Mount Jefferson |
| 3 | South Sister | 3 | 10,362' | 5,594' | Deschutes & Lane | South Sister |
| 4 | North Sister | 4 | 10,085' | 2,745' | Deschutes & Lane | North Sister |
| 5 | Middle Sister | 5 | 10,047' | 1,147' | Deschutes & Lane | North Sister |
| 6 | Sacajawea Peak | 6 | 9,844' | 6,392' | Wallowa | Eagle Cap |
| 7 | Matterhorn | 7 | 9,834' | 342' | Wallowa | Eagle Cap |
| 8 | Steens Mountain | 9 | 9,733' | 4,383' | Harney | Wildhorse Lake |
| 9 | Aneroid Mountain | 10 | 9,702' | 2,122' | Wallowa | Aneroid Mountain |
| 10 | Petes Point | 11 | 9,675' | 1,255' | Wallowa | Aneroid Mountain |
| 11 | Twin Peaks | 12 | 9,658' | 1,965' | Wallowa | Chief Joseph Mountain |
| 12 | Eagle Cap | 15 | 9,572' | 1,232' | Union | Eagle Cap |
| 13 | Red Mountain | 16 | 9,563' | 2,012' | Baker | Cornucopia |
| 14 | McLoughlin, Mount | 19 | 9,495' | 4,475' | Jackson | Mount McLoughlin |
| 15 | 9495 | 20 | 9,495' | 315' | Union | Eagle Cap |
| 16 | 9460 | 21 | 9,460' | 640' | Wallowa | Aneroid Mountain |
| 17 | East Peak | 25 | 9,380' | 400' | Wallowa | Aneroid Mountain |
| 18 | Elkhorn Peak | 30 | 9,233' | 1,860' | Wallowa | Steamboat Lake |
| 19 | Thielsen, Mount | 34 | 9,182' | 3,362' | Douglas & Klamath | Mount Thielsen |
| 20 | 9180 | 36 | 9,180' | 520' | Wallowa | Aneroid Mountain |
| 21 | Broken Top | 38 | 9,175' | 2,195' | Deschutes | Broken Top |
| 22 | Rock Creek Butte | 41 | 9,106' | 4,471' | Baker | Elkhorn Peak |
| 23 | 9100 | 43 | 9,100' | 600' | Wallowa | Aneroid Mountain |
| 24 | Bachelor, Mount | 46 | 9,065' | 2,666' | Deschutes | Mount Bachelor |
| 25 | Strawberry Mountain | 47 | 9,060' | 4,110' | Grant | Strawberry Mountain |
| 26 | 8949 | 54 | 8,949' | 1,249' | Union | Bennet Peak |
| 27 | 8934 | 57 | 8,934' | 794' | Union | Steamboat Lake |
| 28 | Elkhorn Peak | 58 | 8,931' | 711' | Baker | Elkhorn Peak |
| 29 | Scott, Mount | 59 | 8,929' | 3,019' | Klamath | Crater Lake East |
| 30 | Diamond Peak | 74 | 8,744' | 3,124' | Klamath & Lane | Diamond Peak |
| 31 | Pueblo Mountain | 88 | 8,632' | 3,042' | Harney | Van Horn Basin |
| 32 | Crane Mountain | 110 | 8,456' | 2,356' | Lake | Crane Mountain |
| 33 | 8420 | 115 | 8,420' | 1,640' | Harney | Van Horn Basin |
| 34 | Drake Peak | 119 | 8,407' | 2,557' | Lake | Drake Peak |
| 35 | Gearhart Mountain | 120 | 8,370' | 3,440' | Lake | Campbell Reservoir |
| 36 | Bailey, Mount | 121 | 8,368' | 2,978' | Douglas | Diamond Lake |
| 37 | Light Peak | 126 | 8,325' | 515' | Lake | Crook Peak |
| 38 | Aspen Butte | 133 | 8,208' | 3,108' | Klamath | Aspen Lake |
| 39 | Yamsay Mountain | 134 | 8,196' | 3,181' | Klamath | Yamsay Mountain |
| 40 | Hillman Peak | 137 | 8,151' | 1,451' | Klamath | Crater Lake West |
| 41 | Dutton Ridge | 138 | 8,147' | 1,127' | Klamath | Crater Lake East |
| 42 | Dead Horse Rim | 142 | 8,134' | 1,244' | Lake | Lee Thomas Crossing |
| 43 | Vinegar Hill | 143 | 8,131' | 2,871' | Grant | Vinegar Hill |
| 44 | Applegate Peak | 144 | 8,126' | 1,022' | Klamath | Crater Lake East |
| 45 | Ball Butte | 148 | 8,091' | 551' | Deschutes | Broken Top |
| 46 | Garfield Peak | 151 | 8,054' | 354' | Klamath | Crater Lake East |
| 47 | Llao Rock | 152 | 8,049' | 789' | Klamath | Crater Lake West |
| 48 | Pelican Butte | 153 | 8,036' | 2,176' | Klamath | Pelican Butte |
| 49 | Lookout Mountain | 155 | 8,032' | 2,132' | Baker & Grant | Little Baldy Mountain |
| 50 | Stevenson Benchmark | 156 | 8,027' | 1,617' | Malheur | Bretz Mine |
| 51 | Warner Peak | 158 | 8,017' | 2,127' | Lake | Warner Peak |
| 52 | Paulina Peak | 162 | 7,984' | 3,219' | Deschutes | Paulina Peak |
| 53 | Cougar Peak | 170 | 7,919' | 1,849' | Lake | Cougar Peak |
| 54 | Beatys Butte | 171 | 7,918' | 2,055' | Harney | Beatys Butte |
| 55 | Bullrun Rock | 178 | 7,873' | 1,893' | Baker | Bullrun Rock |
| 56 | Three Fingered Jack | 180 | 7,841' | 2,501' | Jefferson & Linn | Three Fingered Jack |
| 57 | Meadow Mountain | 184 | 7,829' | 329' | Union | China Cap |
| 58 | Maiden Peak | 186 | 7,818' | 2,598' | Deschutes & Lane | The Twins |
| 59 | Ironside Mountain | 187 | 7,811' | 2,231' | Malheur | Clevenger Butte |
| 60 | Washington, Mount | 189 | 7,794' | 2,574' | Deschutes & Linn | Mount Washington |
| 61 | Tumalo Mountain | 194 | 7,775' | 1,075' | Deschutes | Broken Top |
| 62 | Grizzly Peak | 196 | 7,768' | 1,438' | Lake | Cougar Peak |
| 63 | Union Peak | 202 | 7,709' | 1,529' | Klamath | Union Peak |
| 64 | Cowhorn Mountain | 209 | 7,664' | 1,844' | Klamath | Cowhorn Mountain |
| 65 | Dixie Butte | 217 | 7,592' | 2,332' | Grant | Dixie Meadows |
| 66 | Ashland, Mount | 227 | 7,532' | 3,152' | Jackson | Mount Ashland |
| 67 | Round Mountain | 234 | 7,462' | 1,752' | Lake | Shoestring Butte |
| 68 | Blue Mountain | 237 | 7,435' | 2,095' | Malheur | Blue Mountain Pass |
| 69 | Timber Crater | 238 | 7,424' | 1,399' | Klamath | Pumice Desert East |
| 70 | Bald Mountain | 245 | 7,393' | 2,323' | Klamath | Wickiup Spring |
| 71 | Fields Peak | 253 | 7,362' | 2,342' | Grant | Big Weasel Springs |
| 72 | Twins, The | 254 | 7,362' | 1,902' | Deschutes & Lane | The Twins |
| 73 | Brown Mountain | 258 | 7,350' | 2,068' | Klamath | Brown Mountain |
| 74 | Swan Lake Point | 272 | 7,260' | 2,558' | Klamath | Swan Lake Point |
| 75 | Black Crater | 275 | 7,251' | 1,391' | Deschutes | Black Crater |
| 76 | Yainax Butte | 285 | 7,222' | 2,077' | Klamath | Yainax Butte |
| 77 | Olallie Butte | 289 | 7,215' | 2,275' | Jefferson & Marion | Olallie Butte |
| 78 | Hager Mountain | 296 | 7,185' | 1,455' | Lake | Hager Mountain |
| 79 | Snow Mountain | 301 | 7,163' | 2,143' | Grant | Whiskey Mountain |
| 80 | Big Lookout Mountain | 314 | 7,100' | 3,120' | Baker | Big Lookout Mountain |
| 81 | Hamner Butte | 315 | 7,100' | 2,360' | Klamath | Hamner Butte |
| 82 | Walker Mountain | 320 | 7,083' | 1,573' | Klamath | Walker Mountain |
| 83 | Fishhole Mountain | 323 | 7,068' | 1,563' | Lake | Quartz Valley |
| 84 | Grayback Mountain | 331 | 7,048' | 2,288' | Josephine | Grayback Mountain |
| 85 | Odell Butte | 336 | 7,032' | 2,202' | Klamath | Odell Butte |
| 86 | Park Benchmark | 342 | 7,018' | 1,148' | Jefferson & Marion | Mount Jefferson |
| 87 | Aldrich Mountain | 350 | 6,987' | 1,767' | Grant | Aldrich Mountain North |
| 88 | Maklaks Mountain | 351 | 6,987' | 1,127' | Klamath | Odell Lake |
| 89 | Hat Point | 353 | 6,980' | 1,800' | Wallowa | Hat Point |
| 90 | Dog Mountain | 365 | 6,935' | 1,513' | Lake | Dog Lake |
| 91 | Fuego Mountain | 368 | 6,931' | 1,941' | Klamath | Fuego Mountain |
| 92 | Lookout Mountain | 371 | 6,926' | 2,436' | Crook | Lookout Mountain |
| 93 | Sheridan Mountain | 382 | 6,890' | 990' | Deschutes | Mount Bachelor |
| 94 | Belknap Crater | 387 | 6,872' | 1,372' | Linn | Mount Washington |
| 95 | Spanish Peak | 389 | 6,871' | 1,473' | Wheeler | Antone |
| 96 | Tower Mountain | 396 | 6,850' | 1,270' | Umatilla | Tower Mountain |
| 97 | Pisgah, Mount | 404 | 6,816' | 1,396' | Wheeler | Mount Pisgah |
| 98 | Fish Mountain | 412 | 6,789' | 1,769' | Douglas | Fish Mountain |
| 99 | Ingle Mountain | 417 | 6,771' | 1,557' | Grant | McClellan Mountain |
| 100 | Cultus Mountain | 421 | 6,759' | 1,863' | Deschutes | Crane Prairie Reservoir |
| 101 | Round Mountain | 423 | 6,755' | 1,255' | Crook | Ochoco Butte |
| 102 | Calamity Butte | 439 | 6,695' | 1,395' | Harney | Calamity Butte |
| 103 | Juniper Mountain | 445 | 6,679' | 1,441' | Lake | Juniper Mountain |
| 104 | Davis Mountain | 464 | 6,625' | 1,485' | Deschutes | Davis Mountain |
| 105 | Calimus Butte | 466 | 6,622' | 1,412' | Klamath | Calimus Butte |
| 106 | Hamaker Mountain | 476 | 6,596' | 2,256' | Klamath | Hamaker Mountain |
| 107 | Flagtail Mountain | 478 | 6,582' | 1,442' | Grant | Flagtail Mountain |
| 108 | China Hat | 482 | 6,575' | 1,305' | Deschutes | China Hat |
| 109 | Stukel Mountain | 503 | 6,525' | 2,055' | Klamath | Lost River |
| 110 | Lookout Mountain | 504 | 6,525' | 1,851' | Hood River | Badger Lake |
| 111 | Mahogany Mountain | 505 | 6,522' | 1,892' | Malheur | McCain Creek |
| 112 | Wagontire Mountain | 509 | 6,513' | 1,778' | Harney | Wagontire Mountain West |
| 113 | Pine Mountain | 510 | 6,509' | 1,644' | Deschutes | Pine Mountain |
| 114 | Cottonwood Mountain | 520 | 6,482' | 1,912' | Malheur | Brady Creek |
| 115 | Bryant Mountain | 530 | 6,461' | 1,971' | Klamath | Bryant Mountain |
| 116 | Pedro Mountain | 539 | 6,455' | 2,065' | Baker | Mormon Basin |
| 117 | Black Butte | 546 | 6,436' | 3,086' | Jefferson | Black Butte |
| 118 | East Butte | 567 | 6,401' | 1,171' | Deschutes | Firestone Butte |
| 119 | Glass Butte | 573 | 6,390' | 1,640' | Lake | Glass Butte |
| 120 | Hampton Butte | 601 | 6,343' | 1,698' | Deschutes | Hampton Butte |
| 121 | Williamson Mountain | 623 | 6,304' | 1,044' | Deschutes | Elk Lake |
| 122 | Mickey Butte | 634 | 6,294' | 1,964' | Harney | Mickey Springs |
| 123 | Sheepshead Mountains (HP) | 640 | 6,289' | 1,979' | Malheur | Ryegrass Butte |
| 124 | Dry Mountain | 643 | 6,283' | 1,253' | Harney | Dry Mountain |
| 125 | Drake Butte | 653 | 6,266' | 1,576' | Crook | Drake Butte |
| 126 | Ochoco Mountains (HP) | 655 | 6,260' | 1,520' | Crook | Whistler Point |
| 127 | Lookout Mountain | 678 | 6,230' | 1,360' | Deschutes | Round Mountain |
| 128 | Quartz Mountain | 707 | 6,185' | 1,060' | Deschutes | Firestone Butte |
| 129 | Little Glass Butte | 722 | 6,170' | 1,240' | Lake | Hat Butte |
| 130 | Royce Mountain | 746 | 6,148' | 1,338' | Klamath | Odell Lake |
| 131 | Chinquapin Mountain | 761 | 6,134' | 1,594' | Jackson | Hyatt Reservoir |
| 132 | Abbott Butte | 764 | 6,131' | 1,431' | Douglas | Abbott Butte |
| 133 | Emily, Mount | 788 | 6,110' | 1,690' | Union | Summerville |
| 134 | Bohemia Mountain | 883 | 5,990' | 2,250' | Lane | Fairview Peak |
| 135 | Bachelor Mountain | 912 | 5,953' | 2,293' | Linn | Idanha |
| 136 | Elephant Mountain | 920 | 5,944' | 1,444' | Douglas | Lemolo Lake |
| 137 | Fall Mountain | 921 | 5,944' | 524' | Grant | Fall Mountain |
| 138 | Black Mountain | 939 | 5,932' | 1,782' | Morrow | Arbuckle Mountain |
| 139 | Round Mountain | 966 | 5,900' | 1,010' | Deschutes | Round Mountain |