This is a list of the
counties
A county is a geographic region of a country used for administrative or other purposesChambers Dictionary, L. Brookes (ed.), 2005, Chambers Harrap Publishers Ltd, Edinburgh in certain modern nations. The term is derived from the Old French ...
in the
U.S. state
In the United States, a state is a constituent political entity, of which there are 50. Bound together in a political union, each state holds governmental jurisdiction over a separate and defined geographic territory where it shares its sover ...
of
Montana
Montana () is a state in the Mountain West division of the Western United States. It is bordered by Idaho to the west, North Dakota and South Dakota to the east, Wyoming to the south, and the Canadian provinces of Alberta, British Columbi ...
. There are 56 counties in the state.
Montana has two consolidated city-counties—
Anaconda
Anacondas or water boas are a group of large snakes of the genus '' Eunectes''. They are found in tropical South America. Four species are currently recognized.
Description
Although the name applies to a group of snakes, it is often used ...
with
Deer Lodge County and
Butte
__NOTOC__
In geomorphology, a butte () is an isolated hill with steep, often vertical sides and a small, relatively flat top; buttes are smaller landforms than mesas, plateaus, and tablelands. The word ''butte'' comes from a French word mea ...
with
Silver Bow County
Silver Bow County is a county in the U.S. state Montana. As of the 2020 census, the population was 35,133. Its county seat is Butte. In 1977, the city and county governments consolidated to form the single entity of Butte-Silver Bow. Additional ...
. The portion of
Yellowstone National Park
Yellowstone National Park is an American national park located in the western United States, largely in the northwest corner of Wyoming and extending into Montana and Idaho. It was established by the 42nd U.S. Congress with the Yellowston ...
that lies within Montana was not part of any county until 1978, when part of it was nominally added to
Gallatin County, and the rest of it to
Park County.
Montana's
postal abbreviation is MT and its
FIPS state code
FIPS state codes were numeric and two-letter alphabetic codes defined in U.S. Federal Information Processing Standard Publication ("FIPS PUB") 5-2 to identify U.S. states and certain other associated areas. The standard superseded FIPS PUB 5-1 o ...
is 30.
Counties
The
Federal Information Processing Standard
The Federal Information Processing Standards (FIPS) of the United States are a set of publicly announced standards that the National Institute of Standards and Technology (NIST) has developed for use in computer systems of non-military, American ...
(FIPS) code, which is used by the United States government to uniquely identify counties, is provided for each county. The FIPS code for each county links to
census
A census is the procedure of systematically acquiring, recording and calculating information about the members of a given population. This term is used mostly in connection with national population and housing censuses; other common censuses incl ...
data for that county.
Previous counties
*
St. Charles County, Missouri Territory created October 1, 1812, moved 1813
*
Vancouver County, Oregon Territory
Clark County is the southernmost County (United States), county in the U.S. state of Washington (state), Washington. As of the 2020 United States census, 2020 census, the population was 503,311, making it Washington's List of counties in Washi ...
created August 13, 1848, renamed
Clarke County, Oregon Territory September 3, 1849
*
Clarke County, Washington Territory created March 2, 1853
*
Walla Walla County, Washington Territory April 25, 1854
*
Spokane County, Washington Territory created January 29, 1858, abolished January 19, 1864
*
Missoula County, Washington Territory created December 14, 1860, abolished May 26, 1864
*
Shoshone County, Washington Territory created January 9, 1861, abolished March 3, 1863
*
Stevens County, Washington Territory created January 20, 1863
*
Shoshone County, Idaho Territory created February 4, 1864
Extinct counties
*
Edgerton County, Montana Territory created February 2, 1865, renamed
Lewis and Clark County, Montana Territory March 1, 1868.
*
Big Horn County, Montana Territory[ created February 2, 1865, renamed Custer County, Montana Territory February 16, 1877.
]
County equivalents
* Yellowstone National Park (Montana Territory) created March 1, 1872, divided between Park County, Montana
Park County is a county in the U.S. state of Montana. At the 2020 census, the population was 17,191. Its county seat is Livingston. A small part of Yellowstone National Park is in the southern part of the county.
History
The Territorial Legis ...
and Gallatin County, Montana
Gallatin County is located in the U.S. state of Montana. With its county seat in Bozeman, it is the second-most populous county in Montana, with a population of 118,960 in the 2020 Census.
The county's prominent geographical features are the ...
in 1978.
See also
*History of Montana
This is a broad outline history of the state of Montana in the United States.
Indigenous peoples
Archeological evidence has shown indigenous peoples lived in the area for more than 12,000 years. The oldest dated human burial site in North Ameri ...
**Bibliography of Montana history
The following works deal with the cultural, political, economic, military, biographical and geologic history of pre-territorial Montana, Montana Territory and the State of Montana.
General works in Montana history
*
*
*
*
*
*
*
*
*
*
* ...
**Territorial evolution of Montana
The following chronology traces the territorial evolution of the U.S. State of Montana.
Timeline
*Historical territorial claims of the United Kingdom in the present State of Montana:
**Rupert's Land, 1670–1870
*** Anglo-Americ ...
**Timeline of Montana history
This timeline is a chronology of significant events in the history of the U.S. State of Montana and the historical area now occupied by the state.
__NOTOC__
2020s
2010s
2000s
1990s
1980s
1970s
1960s
1950s
1940s
1930s
1920s ...
*List of cities and towns in Montana
Montana is a state located in the Western United States. According to the 2020 United States Census, Montana is the 7th least populous state with inhabitants but the 4th largest by land area spanning of land. Montana is divided into 56 countie ...
*List of ghost towns in Montana
This is an incomplete List of ghost towns in Montana.
A ghost town is a town or city which has lost all of its businesses and population. A town often becomes a ghost town because the economic activity that supported it has failed, or due to n ...
* List of places in Montana
References
{{U.S. Counties
Montana
Montana () is a state in the Mountain West division of the Western United States. It is bordered by Idaho to the west, North Dakota and South Dakota to the east, Wyoming to the south, and the Canadian provinces of Alberta, British Columbi ...
*List
Counties
A county is a geographic region of a country used for administrative or other purposesChambers Dictionary, L. Brookes (ed.), 2005, Chambers Harrap Publishers Ltd, Edinburgh in certain modern nations. The term is derived from the Old French ...