Yellowstone County, Montana

County in Montana, United States

U.S. county in Montana

Yellowstone County

U.S. county

Postcard. Pompeys Pillar National Monument.

Postcard. Pompeys Pillar National Monument.

Official seal of Yellowstone County

Seal

Location within the U.S. state of Montana

Location within the U.S. state of Montana

Montana's location within the U.S.

Montana's location within the U.S.

Country|  United States
State| File:Flag of Montana.svg Montana
Founded| February 26, 1883
Named for| Yellowstone River
Seat| Billings
Largest city| Billings
Area

• Total| 2,649 sq mi (6,860 km2)
• Land| 2,633 sq mi (6,820 km2)
• Water| 16 sq mi (40 km2)  0.6%
Population

(2020)

• Total| 164,731
• Estimate

(2021)

| 167,146 Increase
• Density| 62/sq mi (24/km2)
Time zone| UTC−7 (Mountain)
• Summer (DST)| UTC−6 (MDT)
Congressional district| At-large
Website| www.co.yellowstone.mt.gov

* Montana county number 03

Yellowstone County is the most populous county in the U.S. state of Montana. As of the 2020 census, the population was 164,731.[1] Its county seat is Billings.[2] Yellowstone County is named for the Yellowstone River which roughly bisects the county, flowing southwest to northeast.[3] The river in turn was named after the yellow Sandstone cliffs in what is now Yellowstone County.[4]

Yellowstone County is included in the Billings, Montana Metropolitan Statistical Area.

## Contents

* 1 Geography
* 1.1 Major highways
* 1.2 Adjacent counties
* 1.3 National protected areas
* 2 Demographics
* 2.1 2000 census
* 2.2 2010 census
* 3 Politics
* 4 Communities
* 4.1 Cities
* 4.2 Town
* 4.3 Census-designated places
* 4.4 Other unincorporated communities
* 4.5 Ghost towns
* 5 See also
* 6 References
* 7 External links

## Geography[edit | edit source]

According to the United States Census Bureau, the county has a total area of 2,649 square miles (6,860 km2), of which 2,633 square miles (6,820 km2) is land and 16 square miles (41 km2) (0.6%) is water.[5]

### Major highways[edit | edit source]

* File:I-90.svg I-90
* File:Business Loop 90.svg I-90 BL
* File:I-94.svg I-94
* File:US 87.svg US 87
* File:US 212.svg US 212
* File:US 310.svg US 310
* File:MT-3.svg MT 3
* File:MT-47.svg MT 47
* File:MT-sec-302.svg S-302

### Adjacent counties[edit | edit source]

* Musselshell County – north
* Rosebud County – northeast
* Treasure County – east
* Big Horn County – southeast
* Carbon County – southwest
* Stillwater County – west
* Golden Valley County – northwest

### National protected areas[edit | edit source]

* Nez Perce National Historical Park (part)
* Pompeys Pillar National Monument

## Demographics[edit | edit source]

Historical population

Census | Pop. |  | %±
1890| 2,065| | —
1900| 6,212| | 200.8%
1910| 22,944| | 269.3%
1920| 29,600| | 29.0%
1930| 30,785| | 4.0%
1940| 41,182| | 33.8%
1950| 55,875| | 35.7%
1960| 79,016| | 41.4%
1970| 87,367| | 10.6%
1980| 108,035| | 23.7%
1990| 113,419| | 5.0%
2000| 129,352| | 14.0%
2010| 147,972| | 14.4%
2020| 164,731| | 11.3%
2021 (est.)| 167,146| [6]| 1.5%
US Decennial Census[7]
1790-1960[8] 1900-1990[9]
1990-2000[10] 2010-2020[1]

### 2000 census[edit | edit source]

As of the 2000 United States census, there were 129,352 people, 52,084 households, and 34,219 families in the county. The population density was 49 people per square mile (19/km2). There were 54,563 housing units at an average density of 21 per square mile (8/km2). The racial makeup of the county was 92.78% White, 0.45% Black or African American, 3.05% Native American, 0.54% Asian, 0.04% Pacific Islander, 1.26% from other races, and 1.87% from two or more races. 3.70% of the population were Hispanic or Latino of any race. 31.1% were of German, 10.4% Norwegian, 9.7% Irish, 9.3% English and 5.4% American ancestry.

There were 52,084 households, out of which 31.60% had children under the age of 18 living with them, 51.80% were married couples living together, 10.10% had a female householder with no husband present, and 34.30% were non-families. 27.90% of all households were made up of individuals, and 10.10% had someone living alone who was 65 years of age or older. The average household size was 2.43 and the average family size was 2.98.

The county population contained 25.50% under the age of 18, 9.30% from 18 to 24, 28.70% from 25 to 44, 23.20% from 45 to 64, and 13.30% who were 65 years of age or older. The median age was 37 years. For every 100 females, there were 95.20 males. For every 100 females age 18 and over, there were 91.60 males.

The median income for a household in the county was $36,727, and the median income for a family was $45,277. Males had a median income of $33,475 versus $21,566 for females. The per capita income for the county was $19,303. About 8.50% of families and 11.10% of the population were below the poverty line, including 14.50% of those under age 18 and 7.40% of those age 65 or over.

### 2010 census[edit | edit source]

As of the 2010 United States census, there were 147,972 people, 60,672 households, and 38,367 families residing in the county.[11] The population density was 56.2 inhabitants per square mile (21.7/km2). There were 63,943 housing units at an average density of 24.3 per square mile (9.4/km2).[12] The racial makeup of the county was 90.7% white, 4.0% American Indian, 0.6% black or African American, 0.6% Asian, 0.1% Pacific islander, 1.2% from other races, and 2.8% from two or more races. Those of Hispanic or Latino origin made up 4.7% of the population.[11] In terms of ancestry, 32.4% were German, 14.0% were Irish, 11.3% were English, 10.0% were American, and 9.9% were Norwegian.[13]

Of the 60,672 households, 30.5% had children under the age of 18 living with them, 48.0% were married couples living together, 10.5% had a female householder with no husband present, 36.8% were non-families, and 29.7% of all households were made up of individuals. The average household size was 2.38 and the average family size was 2.94. The median age was 38.3 years.[11]

The median income for a household in the county was $48,641 and the median income for a family was $62,380. Males had a median income of $42,899 versus $30,403 for females. The per capita income for the county was $26,152. About 7.9% of families and 11.2% of the population were below the poverty line, including 15.6% of those under age 18 and 7.7% of those age 65 or over.[14]

## Politics[edit | edit source]

Yellowstone County voters have been reliably Republican for over a century. They selected the Democratic Party candidate in only one national election since 1940 (as of 2020).

United States presidential election results for Yellowstone County, Montana[15] Year  | Republican | Democratic | Third party

|
|
|

No. | % | No. | % | No. | %
2020 | 50,772  | 60.57% | 30,679  | 36.60%  | 2,370  | 2.83%
2016 | 40,920  | 58.05% | 22,171  | 31.45%  | 7,395  | 10.49%
2012 | 40,500  | 58.86% | 26,403  | 38.37%  | 1,904  | 2.77%
2008 | 36,483  | 51.62% | 32,038  | 45.33%  | 2,158  | 3.05%
2004 | 40,903  | 61.71% | 24,120  | 36.39%  | 1,263  | 1.91%
2000 | 33,922  | 59.00% | 20,370  | 35.43%  | 3,207  | 5.58%
1996 | 26,367  | 47.18% | 22,992  | 41.14%  | 6,523  | 11.67%
1992 | 22,822  | 40.43% | 20,163  | 35.72%  | 13,465  | 23.85%
1988 | 28,069  | 55.42% | 21,987  | 43.41%  | 591  | 1.17%
1984 | 34,124  | 63.01% | 19,437  | 35.89%  | 592  | 1.09%
1980 | 27,332  | 56.57% | 15,272  | 31.61%  | 5,709  | 11.82%
1976 | 25,201  | 57.11% | 18,329  | 41.54%  | 595  | 1.35%
1972 | 25,205  | 62.64% | 13,602  | 33.80%  | 1,430  | 3.55%
1968 | 19,898  | 58.77% | 11,682  | 34.50%  | 2,277  | 6.73%
1964 | 15,571  | 46.85%  | 17,446  | 52.49% | 222  | 0.67%
1960 | 19,467  | 60.82% | 12,356  | 38.61%  | 183  | 0.57%
1956 | 18,664  | 64.91% | 10,088  | 35.09%  | 0  | 0.00%
1952 | 17,556  | 66.61% | 8,750  | 33.20%  | 51  | 0.19%
1948 | 10,342  | 50.74% | 9,718  | 47.67%  | 324  | 1.59%
1944 | 8,706  | 51.44% | 8,140  | 48.09%  | 79  | 0.47%
1940 | 8,479  | 48.03%  | 9,036  | 51.18% | 140  | 0.79%
1936 | 5,193  | 37.05%  | 8,575  | 61.18% | 248  | 1.77%
1932 | 5,386  | 46.90%  | 5,777  | 50.31% | 320  | 2.79%
1928 | 6,904  | 68.08% | 3,205  | 31.60%  | 32  | 0.32%
1924 | 4,715  | 55.91% | 1,172  | 13.90%  | 2,546  | 30.19%
1920 | 5,714  | 65.08% | 2,782  | 31.69%  | 284  | 3.23%
1916 | 3,281  | 42.06%  | 4,259  | 54.60% | 261  | 3.35%
1912 | 1,004  | 26.23%  | 1,193  | 31.17%  | 1,631  | 42.61%
1908 | 1,803  | 56.61% | 1,114  | 34.98%  | 268  | 8.41%
1904 | 1,249  | 70.41% | 436  | 24.58%  | 89  | 5.02%
1900 | 816  | 54.51% | 654  | 43.69%  | 27  | 1.80%
1896 | 429  | 42.52%  | 575  | 56.99% | 5  | 0.50%
1892 | 479  | 53.88% | 369  | 41.51%  | 41  | 4.61%

## Communities[edit | edit source]

### Cities[edit | edit source]

* Billings (county seat)
* Laurel

### Town[edit | edit source]

* Broadview

### Census-designated places[edit | edit source]

* Acton
* Ballantine
* Custer
* Huntley
* Lockwood
* Mountain View Colony
* Nibbe
* Pompeys Pillar
* Shepherd
* Worden

### Other unincorporated communities[edit | edit source]

* Anita[16]
* Billings Heights[17]
* Bull Mountain[18]
* Comanche
* Hesper
* Homewood Park
* Indian Arrow[19]
* Newton[20]
* Osborn
* Yegen[21]

### Ghost towns[edit | edit source]

* Coulson
* Mossmain
* Rimrock
* Waco

## See also[edit | edit source]

* List of lakes in Yellowstone County, Montana
* List of mountains in Yellowstone County, Montana
* National Register of Historic Places listings in Yellowstone County, Montana

## References[edit | edit source]

1. ^ a b "U.S. Census Bureau QuickFacts: Yellowstone County, Montana". www.census.gov. United States Census Bureau. Retrieved February 13, 2022.
2. ^ "Find a County". National Association of Counties. Retrieved June 7, 2011.
3. ^ "Montana Digital Atlas – Montana Natural Resources Information System". Montana State Library, State of Montana. Archived from the original on July 15, 2007. Retrieved September 27, 2007.
4. ^ "History of Yellowstone as a Place Name". www.yellowstone-online.com. Retrieved April 2, 2018.
5. ^ "2010 Census Gazetteer Files". US Census Bureau. August 22, 2012. Archived from the original on December 5, 2014. Retrieved November 30, 2014.
6. ^ "Annual Estimates of the Resident Population for Counties: April 1, 2020 to July 1, 2021". Retrieved June 26, 2022.
7. ^ "US Decennial Census". US Census Bureau. Retrieved November 30, 2014.
8. ^ "Historical Census Browser". University of Virginia Library. Retrieved November 30, 2014.
9. ^ "Population of Counties by Decennial Census: 1900 to 1990". US Census Bureau. Retrieved November 30, 2014.
10. ^ "Census 2000 PHC-T-4. Ranking Tables for Counties: 1990 and 2000" (PDF). US Census Bureau. Retrieved November 30, 2014.
11. ^ a b c "Profile of General Population and Housing Characteristics: 2010 Demographic Profile Data". US Census Bureau. Archived from the original on February 13, 2020. Retrieved January 10, 2016.
12. ^ "Population, Housing Units, Area, and Density: 2010 - County". US Census Bureau. Archived from the original on February 13, 2020. Retrieved January 10, 2016.
13. ^ "Selected Social Characteristics in the US – 2006-2010 American Community Survey 5-Year Estimates". US Census Bureau. Archived from the original on February 13, 2020. Retrieved January 10, 2016.
14. ^ "Selected Economic Characteristics – 2006-2010 American Community Survey 5-Year Estimates". US Census Bureau. Archived from the original on February 13, 2020. Retrieved January 10, 2016.
15. ^ Leip, David. "Atlas of US Presidential Elections". uselectionatlas.org. Retrieved April 2, 2018.
16. ^ Anita MT Google Maps (accessed January 8, 2019)
17. ^ Billings Heights MT Google Maps (accessed January 8, 2019)
18. ^ Bull Mountain MT Google Maps (accessed January 8, 2019)
19. ^ Indian Arrow MT Google Maps (accessed January 8, 2019)
20. ^ Newton MT Google Maps (accessed January 8, 2019)
21. ^ Yegen MT Google Maps (accessed January 8, 2019)

## External links[edit | edit source]

* County website

Places adjacent to Yellowstone County, Montana

| Golden Valley County | Musselshell County | Rosebud County

|
|

| North |
Stillwater County |

WestYellowstone County, MontanaEast

| Treasure County
| South |
Carbon County | Big Horn County |

* v
* t
* e

Municipalities and communities of Yellowstone County, Montana, United States

County seat: Billings

Cities|

* Billings
* Laurel

Yellowstone County map

Town|

* Broadview

CDPs|

* Acton
* Ballantine
* Custer
* Huntley
* Lockwood
* Mountain View Colony
* Nibbe
* Pompeys Pillar
* Shepherd
* Worden

Other
communities|

* Comanche
* Hesper

Indian reservation|

* Crow Indian Reservation‡

Ghost towns|

* Coulson
* Mossmain
* Osborn
* Rimrock
* Waco

Footnotes|

‡This populated place also has portions in an adjacent county or counties

* United States portal

* v
* t
* e

State of Montana

Helena (capital)

Topics|

* Index
* Congressional delegations
* Geography
* Government
* Governors
* History
* bibliography
* People
* Protected areas
* Sports
* State symbols
* The Last Best Place
* Transportation
* Tourist attractions

Society|

* Crime
* Culture
* Demographics
* Economy
* Education
* Politics
* LGBT rights

Regions|

* Eastern Montana
* The Flathead
* Glacier National Park
* Regional designations of Montana
* Western Montana
* Yellowstone

Largest cities|

* Anaconda
* Belgrade
* Billings
* Bozeman
* Butte
* Columbia Falls
* Dillon
* Glendive
* Great Falls
* Hamilton
* Havre
* Helena
* Kalispell
* Laurel
* Lewistown
* Livingston
* Miles City
* Missoula
* Polson
* Sidney
* Whitefish

Counties|

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

Coordinates: 45°56′N 108°16′W﻿ / ﻿45.94°N 108.27°W﻿ / 45.94; -108.27
*[Pop.]: Population
*[%±]: Percent change
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