Cities & Towns in Jefferson County, MT
Jefferson County, county in Montana, United States. As of 2020 county had an estimated population of 12,360 inhabitants. The county was created 161 years ago in 1865. Its county seat is Boulder.
There are 4 city/town in Jefferson County, MT. The largest city of Jefferson County is Montana City with a population of 2,715. Other cities include, Clancy population 1,661, Boulder population 1,291 and Whitehall population 1,160
Montana City
Montana City, Census designated place
Clancy
Clancy, Census designated place
Boulder
Boulder, Town in Montana
All Jefferson County Cities (Aphebetical)
List of cities, towns, neighborhoods & other populated places in Jefferson County.
| City Name | Population |
|---|---|
| Boulder | 1,291 |
| Clancy | 1,661 |
| Montana City | 2,715 |
| Whitehall | 1,160 |
County Cities on Map (4)
Montana Counties (56)
Yellowstone County (162,990)
Missoula County (121,630)
Gallatin County (116,806)
Flathead County (105,851)
Cascade County (81,346)
Lewis and Clark County (70,229)
Ravalli County (45,002)
Silver Bow County (35,180)
Lake County (30,986)
Lincoln County (20,343)
Park County (16,760)
Hill County (16,358)
Glacier County (13,594)
Big Horn County (13,063)
Jefferson County (12,360)
Sanders County (12,157)
Custer County (11,292)
Fergus County (11,104)
Richland County (11,043)
Roosevelt County (10,964)
Carbon County (10,921)
Stillwater County (9,888)
Beaverhead County (9,483)
Deer Lodge County (9,204)
Madison County (8,959)
Rosebud County (8,836)
Dawson County (8,555)
Valley County (7,359)
Powell County (6,817)
Blaine County (6,568)
Broadwater County (6,444)
Teton County (6,249)
Pondera County (5,782)
Chouteau County (5,699)
Toole County (4,686)
Musselshell County (4,669)
Mineral County (4,544)
Phillips County (3,919)
Sweet Grass County (3,684)
Granite County (3,317)
Sheridan County (3,261)
Fallon County (2,826)
Liberty County (2,369)
Wheatland County (2,157)
Judith Basin County (1,994)
Meagher County (1,831)
Powder River County (1,681)
McCone County (1,648)
Daniels County (1,638)
Garfield County (1,268)
Carter County (1,235)
Prairie County (1,067)
Wibaux County (939)
Golden Valley County (827)
Treasure County (695)
Petroleum County (500)