| Rank | Peak | Prom-Ft | Elev-Ft | Range (Level 3) | Isol-Mi | Ascent Date |
|---|
|
| 1. | Granite Peak | 4759 | 12,799 | Greater Yellowstone Rockies | 86.0 | |
| 2. | Mount Wood | 2860 | 12,660 | Greater Yellowstone Rockies | 7.5 | |
| 3. | Castle Mountain | 2652 | 12,612 | Greater Yellowstone Rockies | 9.7 | |
| 4. | Hilgard Peak | 4063 | 11,316 | Greater Yellowstone Rockies | 76.4 | |
| 5. | Tumble Mountain | 2844 | 11,314 | Greater Yellowstone Rockies | 8.3 | |
| 6. | Mount Cowen | 2652 | 11,212 | Greater Yellowstone Rockies | 17.8 | |
| 7. | Crazy Peak | 5709 | 11,209 | Central Montana Rocky Mountains | 44.6 | |
| 8. | Lone Mountain | 2722 | 11,162 | Greater Yellowstone Rockies | 16.7 | |
| 9. | Tweedy Mountain | 3794 | 11,154 | Central Montana Rocky Mountains | 75.0 | |
| 10. | Gallatin Peak | 3197 | 11,015 | Greater Yellowstone Rockies | 7.5 | |
| 11. | Electric Peak | 3389 | 10,969 | Greater Yellowstone Rockies | 30.1 | |
| 12. | Garfield Mountain | 3281 | 10,961 | Idaho-Bitterroot Rocky Mountains | 15.2 | |
| 13. | Emigrant Peak | 2609 | 10,921 | Greater Yellowstone Rockies | 13.9 | |
| 14. | Sphinx Peak | 2076 | 10,876 | Greater Yellowstone Rockies | 8.2 | |
| 15. | West Goat Peak | 3953 | 10,793 | Central Montana Rocky Mountains | 39.1 | |
| 16. | Sage Peak | 2053 | 10,653 | Greater Yellowstone Rockies | 10.4 | |
| 17. | Mount Evans | 2041 | 10,641 | Central Montana Rocky Mountains | 11.6 | |
| 18. | Homer Youngs Peak | 3181 | 10,621 | Idaho-Bitterroot Rocky Mountains | 35.5 | |
| 19. | South Sheep Mountain | 3666 | 10,606 | Greater Yellowstone Rockies | 11.1 | |
| 20. | Hollowtop Mountain | 3884 | 10,604 | Central Montana Rocky Mountains | 34.0 | |
| 21. | Sunset Peak | 3741 | 10,581 | Central Montana Rocky Mountains | 31.2 | |
| 22. | Black Butte | 3182 | 10,542 | Central Montana Rocky Mountains | 13.2 | |
| 23. | Mount Cleveland | 5226 | 10,466 | Central Montana Rocky Mountains | 99.4 | |
| 24. | Sliderock Mountain | 2239 | 10,439 | Central Montana Rocky Mountains | 4.8 | |
| 25. | Mount Chisholm | 2018 | 10,333 | Greater Yellowstone Rockies | 14.6 | |
| 26. | Fan Mountain | 2667 | 10,307 | Greater Yellowstone Rockies | 3.8 | |
| 27. | Table Mountain | 4422 | 10,223 | Central Montana Rocky Mountains | 19.3 | |
| 28. | Mount Jefferson | 3363 | 10,203 | Idaho-Bitterroot Rocky Mountains | 11.2 | |
| 29. | Mount Powell | 3728 | 10,168 | Central Montana Rocky Mountains | 19.0 | |
| 30. | Trapper Peak | 3570 | 10,157 | Idaho-Bitterroot Rocky Mountains | 40.8 | |
| 31. | Mount Stimson | 4382 | 10,142 | Central Montana Rocky Mountains | 30.0 | |
| 32. | Kintla Peak | 4401 | 10,101 | Central Montana Rocky Mountains | 14.8 | |
| 33. | Mount Jackson | 3406 | 10,052 | Central Montana Rocky Mountains | 7.9 | |
| 34. | Mount Siyeh | 3106 | 10,014 | Central Montana Rocky Mountains | 9.5 | |
| 35. | Mount Merritt | 2904 | 10,004 | Central Montana Rocky Mountains | 4.7 | |
| 36. | Rainbow Peak | 3636 | 9891 | Central Montana Rocky Mountains | 5.6 | |
| 37. | Baldy Mountain | 2320 | 9880 | Idaho-Bitterroot Rocky Mountains | 18.1 | |
| 38. | McDonald Peak | 5640 | 9820 | Central Montana Rocky Mountains | 79.4 | |
| 39. | Bloody Dick Peak | 2217 | 9817 | Idaho-Bitterroot Rocky Mountains | 12.6 | |
| 40. | Boulder Peak | 2384 | 9804 | Idaho-Bitterroot Rocky Mountains | 3.7 | |
| 41. | Long Knife Peak | 2501 | 9784 | Central Montana Rocky Mountains | 3.6 | |
| 42. | Sacagawea Peak | 3930 | 9650 | Central Montana Rocky Mountains | 29.1 | |
| 43. | Vulture Peak | 2278 | 9638 | Central Montana Rocky Mountains | 4.4 | |
| 44. | Saint Joseph Peak | 3387 | 9587 | Idaho-Bitterroot Rocky Mountains | 3.6 | |
| | Mount Gould | 1953 | 9553 | Central Montana Rocky Mountains | 3.1 | |
| 45. | Rising Wolf Mountain | 2873 | 9513 | Central Montana Rocky Mountains | 9.0 | |
| 46. | Mount Phillips | 3014 | 9494 | Central Montana Rocky Mountains | 4.7 | |
| 47. | Mount Edith | 4080 | 9480 | Central Montana Rocky Mountains | 37.0 | |
| 48. | Blacktail Mountain | 2077 | 9477 | Central Montana Rocky Mountains | 23.0 | |
| 49. | Mount Fleecer | 2664 | 9436 | Central Montana Rocky Mountains | 16.0 | |
| 50. | Crow Peak | 3805 | 9414 | Central Montana Rocky Mountains | 32.9 | |
| 51. | Red Mountain | 3801 | 9411 | Central Montana Rocky Mountains | 52.4 | |
| 52. | Chapman Peak | 2206 | 9406 | Central Montana Rocky Mountains | 5.5 | |
| 53. | Rocky Mountain | 3232 | 9392 | Central Montana Rocky Mountains | 48.1 | |
| 54. | Ruby Benchmark | 2431 | 9391 | Central Montana Rocky Mountains | 17.3 | |
| | Red Mountain | 1937 | 9377 | Central Montana Rocky Mountains | 2.8 | |
| 55. | Mount Saint Nicholas | 2456 | 9376 | Central Montana Rocky Mountains | 6.1 | |
| 56. | Holland Peak | 3996 | 9356 | Central Montana Rocky Mountains | 19.0 | |
| | Saint Mary Peak | 1991 | 9351 | Idaho-Bitterroot Rocky Mountains | 6.2 | |
| 57. | The Guardhouse | 2777 | 9336 | Central Montana Rocky Mountains | 3.2 | |
| 58. | Mount Wilbur | 2136 | 9321 | Central Montana Rocky Mountains | 3.8 | |
| 59. | Swan Peak | 2289 | 9289 | Central Montana Rocky Mountains | 13.0 | |
| 60. | Mount Rockwell | 2192 | 9272 | Central Montana Rocky Mountains | 4.0 | |
| 61. | Gunsight Mountain | 2312 | 9258 | Central Montana Rocky Mountains | 2.3 | |
| 62. | Scapegoat Mountain | 3042 | 9202 | Central Montana Rocky Mountains | 14.0 | |
| 63. | Big Baldy Mountain | 3557 | 9177 | Central Montana Rocky Mountains | 45.8 | |
| 64. | Whites Mountain | 2442 | 9162 | Idaho-Bitterroot Rocky Mountains | 4.6 | |
| 65. | Canyon Peak | 2355 | 9155 | Idaho-Bitterroot Rocky Mountains | 12.2 | |
| 66. | Ptarmigan Benchmark | 2443 | 9083 | Central Montana Rocky Mountains | 10.0 | |
| 67. | Mount Calowahcan | 2021 | 9061 | Central Montana Rocky Mountains | 5.3 | |
| 68. | Citadel Mountain | 2150 | 9030 | Central Montana Rocky Mountains | 2.2 | |
| 69. | Heavens Peak | 3067 | 8987 | Central Montana Rocky Mountains | 6.6 | |
| 70. | Longfellow Peak | 2744 | 8904 | Central Montana Rocky Mountains | 4.5 | |
| 71. | Three Sisters | 2179 | 8900 | Central Montana Rocky Mountains | 13.4 | |
| 72. | Silvertip Mountain | 2002 | 8882 | Central Montana Rocky Mountains | 7.9 | |
| 73. | Olson Peak | 2001 | 8881 | Central Montana Rocky Mountains | 7.0 | |
| 74. | Piquett Mountain | 2111 | 8831 | Idaho-Bitterroot Rocky Mountains | 10.8 | |
| 75. | Haystack Mountain | 2419 | 8819 | Central Montana Rocky Mountains | 22.6 | |
| 76. | Big Pryor Mountain | 4286 | 8786 | Greater Yellowstone Rockies | 25.9 | |
| 77. | Jack Mountain | 2392 | 8752 | Central Montana Rocky Mountains | 13.7 | |
| 78. | Snowshoe Peak | 5418 | 8738 | Central Montana Rocky Mountains | 82.9 | |
| 79. | Great Northern Mountain | 2505 | 8705 | Central Montana Rocky Mountains | 11.1 | |
| 80. | Greathouse Peak | 4061 | 8681 | Central Montana Rocky Mountains | 55.9 | |
| 81. | McLeod Peak | 3740 | 8620 | Central Montana Rocky Mountains | 13.6 | |
| 82. | Bull Mountain | 2849 | 8609 | Central Montana Rocky Mountains | 13.3 | |
| 83. | Mount Field | 2092 | 8590 | Central Montana Rocky Mountains | 11.5 | |
| 84. | Una Mountain | 2140 | 8580 | Central Montana Rocky Mountains | 5.0 | |
| 85. | Elk Peak | 2768 | 8566 | Central Montana Rocky Mountains | 20.7 | |
| 86. | Steamboat Mountain | 2405 | 8565 | Central Montana Rocky Mountains | 8.2 | |
| 87. | Butte Cabin Ridge | 2548 | 8468 | Central Montana Rocky Mountains | 12.7 | |
| 88. | Mount Baptiste | 2076 | 8396 | Central Montana Rocky Mountains | 15.8 | |
| 89. | McCartney Mountain | 2324 | 8364 | Central Montana Rocky Mountains | 15.2 | |
| 90. | Lake Mountain | 2480 | 8360 | Central Montana Rocky Mountains | 10.3 | |
| 91. | Black Mountain | 2530 | 8330 | Central Montana Rocky Mountains | 24.5 | |
| 92. | Peak 8282 | 2482 | 8282 | Central Montana Rocky Mountains | 9.9 | |
| 93. | Goat Mountain | 2217 | 8191 | Central Montana Rocky Mountains | 8.9 | |
| 94. | Sawtooth Ridge | 2299 | 8179 | Central Montana Rocky Mountains | 8.0 | |
| 95. | Half Dome Crag | 2331 | 8091 | Central Montana Rocky Mountains | 4.6 | |
| 96. | Nasukoin Mountain | 3046 | 8086 | Central Montana Rocky Mountains | 18.6 | |
| | Canyon Mountain | 1998 | 8038 | Greater Yellowstone Rockies | 10.4 | |
| 97. | Ch-paa-qn Peak | 3996 | 7996 | Central Montana Rocky Mountains | 19.3 | |
| 98. | Red Plume Mountain | 2307 | 7947 | Central Montana Rocky Mountains | 9.0 | |
| 99. | Forster Mountain | 2272 | 7872 | Central Montana Rocky Mountains | 7.9 | |
| 100. | Tuchuck Mountain | 2471 | 7751 | Central Montana Rocky Mountains | 13.3 | |
| 101. | Northwest Peak | 4424 | 7705 | Columbia Mountains | 24.1 | |
| 102. | Running Rabbit Mountain | 2880 | 7680 | Central Montana Rocky Mountains | 5.1 | |
| 103. | Highwood Baldy | 3290 | 7670 | Central Montana Rocky Mountains | 22.0 | |
| 104. | Sheep Mountain | 2006 | 7646 | Central Montana Rocky Mountains | 6.7 | |
| | Red Benchmark | 1961 | 7601 | Central Montana Rocky Mountains | 2.6 | |
| 105. | Robinson Mountain | 3639 | 7539 | Columbia Mountains | 20.2 | |
| 106. | Old Baldy Mountain | 2391 | 7511 | Central Montana Rocky Mountains | 16.7 | |
| 107. | Baldy Mountain | 4064 | 7464 | Central Montana Rocky Mountains | 27.7 | |
| 108. | Thompson Peak | 2820 | 7460 | Central Montana Rocky Mountains | 9.4 | |
| 109. | Mount Headley | 3716 | 7427 | Central Montana Rocky Mountains | 19.5 | |
| 110. | Cherry Peak | 2632 | 7352 | Idaho-Bitterroot Rocky Mountains | 17.9 | |
| 111. | Stark Mountain | 2239 | 7352 | Central Montana Rocky Mountains | 11.3 | |
| | Stryker Peak | 1978 | 7338 | Central Montana Rocky Mountains | 7.8 | |
| 112. | Spotted Bear Mountain | 2436 | 7276 | Central Montana Rocky Mountains | 11.8 | |
| 113. | Petty Mountain | 2879 | 7270 | Idaho-Bitterroot Rocky Mountains | 14.6 | |
| 114. | McGuire Mountain | 3071 | 6991 | Central Montana Rocky Mountains | 15.0 | |
| 115. | West Butte | 3633 | 6983 | Great Plains | 80.9 | |
| 116. | Big Hole Peak | 2776 | 6961 | Central Montana Rocky Mountains | 9.3 | |
| 117. | Mount Brown | 3198 | 6958 | Great Plains | 18.3 | |
| 118. | Bearpaw Baldy | 4226 | 6916 | Great Plains | 62.8 | |
| | Patricks Knob | 1997 | 6837 | Idaho-Bitterroot Rocky Mountains | 14.8 | |
| 119. | Beartooth Mountain | 2592 | 6792 | Central Montana Rocky Mountains | 9.7 | |
| 120. | O'Brien Mountain | 3132 | 6772 | Columbia Mountains | 13.1 | |
| 121. | Blacktail Mountain | 2820 | 6760 | Central Montana Rocky Mountains | 22.3 | |
| 122. | Allen Peak | 2490 | 6740 | Central Montana Rocky Mountains | 15.3 | |
| 123. | Meadow Peak | 2749 | 6709 | Central Montana Rocky Mountains | 21.3 | |
| 124. | Apgar Mountains High Point | 2771 | 6651 | Central Montana Rocky Mountains | 11.0 | |
| 125. | Roderick Mountain | 2284 | 6644 | Columbia Mountains | 10.7 | |
| 126. | Elk Mountain Northeast | 2521 | 6641 | Central Montana Rocky Mountains | 18.4 | |
| 127. | Calx Mountain | 2910 | 6550 | Central Montana Rocky Mountains | 10.9 | |
| 128. | Gold Butte | 2332 | 6512 | Great Plains | 9.2 | |
| 129. | Desert Mountain | 2036 | 6436 | Central Montana Rocky Mountains | 3.9 | |
| 130. | Belton Hills | 2179 | 6339 | Central Montana Rocky Mountains | 4.4 | |
| 131. | Deemer Peak | 2612 | 6252 | Central Montana Rocky Mountains | 8.8 | |
| 132. | Demers Ridge | 2315 | 6235 | Central Montana Rocky Mountains | 3.6 | |
| 133. | Berray Mountain | 2577 | 6177 | Central Montana Rocky Mountains | 8.0 | |
| 134. | Mount Cecelia | 2042 | 6142 | Central Montana Rocky Mountains | 10.3 | |
| | Lookout Tower | 1966 | 6126 | Central Montana Rocky Mountains | 8.2 | |
| | Richards Mountain South | 1977 | 6097 | Central Montana Rocky Mountains | 8.4 | |
| 135. | Blue Mountain | 2040 | 6040 | Columbia Mountains | 13.8 | |
| 136. | Teakettle Mountain | 2456 | 5936 | Central Montana Rocky Mountains | 3.7 | |
| 137. | Kenelty Mountain | 2331 | 5931 | Central Montana Rocky Mountains | 10.8 | |
| 138. | Brush Mountain | 2726 | 5846 | Central Montana Rocky Mountains | 10.0 | |
| 139. | Mount Tom | 2044 | 5844 | Columbia Mountains | 5.1 | |
| 140. | Antoine Butte | 2670 | 5720 | Great Plains | 45.0 | |
| 141. | Sonyok Mountain | 2280 | 5640 | Central Montana Rocky Mountains | 10.9 | |
| 142. | South Salish Mountains High Point | 2256 | 5600 | Central Montana Rocky Mountains | 17.3 | |
| 143. | Yaak Mountain | 2035 | 4995 | Columbia Mountains | 8.2 | |