There are at least 290 named mountain passes in Montana, including:

MacDonald Pass, Lewis and Clark County, Montana, , el. Marias Pass, Glacier County, Montana, , el. Markle Pass, Sanders County, Montana, , el. McCormack Pass, Madison County, Montana, , el. Meyers Creek Pass, Sweet Grass County, Montana, , el. Mill Creek Pass, Park County, Montana, , el. Miller Saddle, Mineral County, Montana, , el. Milwaukee Pass, Sanders County, Montana, , el. Mink Creek Saddle, Ravalli County, Montana, , el. Minton Creek Pass, Sanders County, Montana, , el. Missouri Cutoff, Carbon County, Montana, , el. Mollman Pass, Lake County, Montana, (Salish: sɫipú sx̣ʷcusi, múlmin sx̣ʷcusi ) , el. Monida Pass, Beaverhead County, Montana, , el. Moose Pass, Meagher County, Montana, , el. Morrisy Coulee Narrows, Wheatland County, Montana, , el. Mud Creek Saddle, Ravalli County, Montana, , el. Muggins Gap, Rosebud County, Montana, , el. Mullan Pass, Mineral County, Montana, , el. Mullan Pass, Powell County, Montana, , el. Muskrat Pass, Flathead County, Montana, , el. Mustard Pass, Madison County, Montana, , el. Nevada Narrows, Meagher County, Montana, , el. Nez Perce Pass, Ravalli County, Montana, , el. Nezperce Pass, Ravalli County, Montana, , el. Observation Pass, Lewis and Clark County, Montana, , el. Packbox Pass, Ravalli County, Montana, , el. Pass of the Winds, Missoula County, Montana, , el. Pete Creek Divide, Beaverhead County, Montana, , el. Piegan Pass, Glacier County, Montana, , el. Pintler Pass, Deer Lodge County, Montana, , el. Piper-Crow Pass, Lake County, Montana, , el. Pipestone Pass (Montana), Silver Bow County, Montana, , el. Pitamakan Pass, Glacier County, Montana, , el. Porcupine Pass, Sanders County, Montana, , el. Porcupine Saddle, Ravalli County, Montana, , el. Price-Peet Divide, Beaverhead County, Montana, , el. Priest Pass, Lewis and Clark County, Montana, , el. Pryor Gap, Big Horn County, Montana, , el. Pyramid Pass, Powell County, Montana, , el. Racetrack Pass, Granite County, Montana, , el. Radersburg Pass, Jefferson County, Montana, , el. Rainbow Lake Pass, Sanders County, Montana, , el. Ralston Gap, Teton County, Montana, , el. Raynolds Pass, Madison County, Montana, , el. Red Eagle Pass, Flathead County, Montana , el. Red Rock Pass, Beaverhead County, Montana, , el. Redgap Pass, Glacier County, Montana, , el. Rocky Gap, Cascade County, Montana, , el. Rogers Pass, Lewis and Clark County, Montana, , el. Rooster Comb, Granite County, Montana, , el. Ross Pass, Fergus County, Montana, , el. Ross Pass, Gallatin County, Montana, , el. Route Creek Pass, Teton County, Montana, , el. S and G Saddle, Missoula County, Montana, , el. Saint Paul Pass, Sanders County, Montana, , el. Saint Paul Pass, Mineral County, Montana, , el. Sawmill Saddle, Granite County, Montana, , el. Schley Saddle, Mineral County, Montana, , el. Schultz Saddle, Beaverhead County, Montana, , el. Seemo Pass, Flathead County, Montana, , el. Shetland Divide, Phillips County, Montana, , el. Shoemaker Gap, Phillips County, Montana, , el. Siegel Pass, Missoula County, Montana, , el. Silver Butte Pass, Lincoln County, Montana, , el. Silver Pass, Park County, Montana, , el. Sioux Pass, Big Horn County, Montana, , el. Siyeh Pass, Glacier County, Montana, , el. Skalkaho Pass, Ravalli County, Montana, , el. Smith Creek Pass, Missoula County, Montana, , el. Snake Creek Pass, Sanders County, Montana, , el. Snowshoe Pass, Madison County, Montana, , el. Snuff Gap, McCone County, Montana, , el. Spotted Bear Pass, Lewis and Clark County, Montana, , el. Spuhler Saddle, Madison County, Montana, , el. Stag Run, Musselshell County, Montana, , el. Steels Pass, Madison County, Montana, , el. Stemple Pass, Lewis and Clark County, Montana, , el. Steves Pass, Missoula County, Montana, , el. Stoney Indian Pass, Glacier County, Montana, , el. Storm Lake Pass, Deer Lodge County, Montana, , el. Stormy Pass, Ravalli County, Montana, , el. Straight Creek Pass, Lewis and Clark County, Montana, , el. Suicide Pass, Powder River County, Montana, , el. Sun River Pass, Teton County, Montana, , el. Sundance Pass, Carbon County, Montana, , el. Surprise Pass, Flathead County, Montana, , el. Swiftcurrent Pass, Glacier County, Montana, , el. Switchback Pass, Flathead County, Montana, , el. T L Gap, Teton County, Montana, , el. Targhee Pass, Gallatin County, Montana, , el. Taylor Divide, Blaine County, Montana, , el. Tepee Pass, Gallatin County, Montana, , el. Teton Pass, Flathead County, Montana, , el. The Divide, Fergus County, Montana, , el. The Gap, Fergus County, Montana, , el. The Notch, Madison County, Montana, , el. Theodore Roosevelt Pass, Flathead County, Montana, , el. Therriault Pass, Lincoln County, Montana, , el. Thompson Pass, Sanders County, Montana, , el. Tom Graham Pass, Madison County, Montana, , el. Took Creek Saddle, Ravalli County, Montana, , el. Took Ridge Saddle, Ravalli County, Montana, , el. Tough Creek Saddle, Ravalli County, Montana, , el. Trenk Pass, Carter County, Montana, , el. Triple Divide Pass, Glacier County, Montana, , el. Trixie Pass, Flathead County, Montana, , el. Twitchell Pass, McCone County, Montana, , el. Two Medicine Pass, Flathead County, Montana, , el. Two Y Junction, Missoula County, Montana, , el. Vacation Pass, Lake County, Montana, , el. Verde Saddle, Mineral County, Montana, , el. Vermilion Pass, Sanders County, Montana, , el. Wahoo Pass, Ravalli County, Montana, , el. Warren Pass, Granite County, Montana, , el. Welch-Gillispie Saddle, Granite County, Montana, , el. Welcome Pass, Lewis and Clark County, Montana, , el. Welcome Sawmill Saddle, Granite County, Montana, , el. Welcome Sawmill Saddle, Granite County, Montana, , el. West Fork Tyler Saddle, Granite County, Montana, , el. White River Pass, Powell County, Montana, , el. Whitetail Saddle, Granite County, Montana, , el. Wild Horse Pass, Rosebud County, Montana, , el. Wild Horse Pass, McCone County, Montana, , el. Williams Pass, Mineral County, Montana, , el. Willow Creek Pass, Sanders County, Montana, , el. Windy Pass, Gallatin County, Montana, , el. Windy Pass, Powell County, Montana, , el. Windy Pass, Lincoln County, Montana, , el. Windy Pass, Madison County, Montana, , el. Wolverine Pass, Park County, Montana, , el. Woods Creek Pass, Ravalli County, Montana, , el. Youngs Pass, Powell County, Montana, , el.

See also List of mountain passes in Montana (A–L) List of mountains in Montana List of mountain ranges in Montana

Notes