| Angle Rank | Name | Avg. Steepness | Avg. Drop | Elevation | Prominence | State | Counties | Quadrangle |
| 10 | Matterhorn | 47.96° | 364' | 9,834' | 342' | OR | Wallowa | Eagle Cap |
| 17 | Saddle Mountain | 45.47° | 334' | 3,283' | 2,343' | OR | Clatsop | Saddle Mountain |
| 37 | Cowhorn Mountain | 41.52° | 290' | 7,664' | 1,844' | OR | Klamath | Cowhorn Mountain |
| 88 | Little Cowhorn Mountain | 37.71° | 254' | 4,236' | 1,256' | OR | Lane | Goat Point |