The following counties in Montana have historic locations on the National Register of Historic places. Please select a county in Montana to see the different historic places in the county.

Beaverhead County Historic Locations	Big Horn County Historic Locations
Blaine County Historic Locations	Broadwater County Historic Locations
Carbon County Historic Locations	Cascade County Historic Locations
Chouteau County Historic Locations	Custer County Historic Locations
Daniels County Historic Locations	Dawson County Historic Locations
Deer Lodge County Historic Locations	Fallon County Historic Locations
Fergus County Historic Locations	Flathead County Historic Locations
Gallatin County Historic Locations	Garfield County Historic Locations
Glacier County Historic Locations	Golden Valley County Historic Locations
Granite County Historic Locations	Hill County Historic Locations
Jefferson County Historic Locations	Judith Basin County Historic Locations
Lake County Historic Locations	Lewis and Clark County Historic Locations
Liberty County Historic Locations	Lincoln County Historic Locations
Madison County Historic Locations	McCone County Historic Locations
Meagher County Historic Locations	Mineral County Historic Locations
Missoula County Historic Locations	Musselshell County Historic Locations
Park County Historic Locations	Petroleum County Historic Locations
Phillips County Historic Locations	Pondera County Historic Locations
Powder River County Historic Locations	Powell County Historic Locations
Prairie County Historic Locations	Ravalli County Historic Locations
Richland County Historic Locations	Roosevelt County Historic Locations
Rosebud County Historic Locations	Sanders County Historic Locations
Sheridan County Historic Locations	Silver Bow County Historic Locations
Stillwater County Historic Locations	Sweet Grass County Historic Locations
Teton County Historic Locations	Toole County Historic Locations
Treasure County Historic Locations	Valley County Historic Locations
Wheatland County Historic Locations	Wibaux County Historic Locations
Yellowstone County Historic Locations