Yellowstone County, Montana

Last updated

Yellowstone County
County
Yellowstone County Courthouse, 2024.jpg
Yellowstone County Courthouse in Billings, 2024
Seal of Yellowstone County, Montana.png
Seal
Map of Montana highlighting Yellowstone County.svg
Location within the U.S. state of Montana
Montana in United States.svg
Montana's location within the U.S.
Coordinates: 45°56′N108°16′W / 45.94°N 108.27°W / 45.94; -108.27
CountryFlag of the United States.svg United States
StateFlag of Montana.svg Montana
FoundedFebruary 26, 1883
Named after Yellowstone River
Seat Billings
Largest cityBillings
Area
 • Total
2,649 sq mi (6,860 km2)
 • Land2,633 sq mi (6,820 km2)
 • Water16 sq mi (40 km2)  0.6%
Population
 (2020)
 • Total
164,731
 • Estimate 
(2024)
171,583 Increase2.svg
 • Density62/sq mi (24/km2)
Time zone UTC−7 (Mountain)
 • Summer (DST) UTC−6 (MDT)
Congressional district 2nd
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] the state's most populous city. Like the nearby national park, Yellowstone County is named after the Yellowstone River which roughly bisects the county, flowing southwest to northeast. [3] The river, in turn, was named for the yellow sandstone cliffs in what is now Yellowstone County. [4]

Contents

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

Geography

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

Transit

Adjacent counties

National protected areas

Demographics

Historical population
CensusPop.Note%±
1890 2,065—
1900 6,212200.8%
1910 22,944269.3%
1920 29,60029.0%
1930 30,7854.0%
1940 41,18233.8%
1950 55,87535.7%
1960 79,01641.4%
1970 87,36710.6%
1980 108,03523.7%
1990 113,4195.0%
2000 129,35214.0%
2010 147,97214.4%
2020 164,73111.3%
2024 (est.)171,583 [6] 4.2%
U.S. Decennial Census [7]
1790–1960 [8] 1900–1990 [9]
1990–2000 [10] 2010–2020 [1]

2020 census

As of the 2020 census there were 164,731 people living in the county.[ citation needed ]

2010 census

As of the 2010 census, there were 147,972 people, 60,672 households, and 38,367 families residing in the county. 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). 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. 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.

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.

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.

Politics

Yellowstone County is very conservative for an urban county. Its voters have been reliably Republican for the better part of a century. Lyndon B. Johnson's 1964 landslide was the last time that the county voted for a Democratic candidate.

United States presidential election results for Yellowstone County, Montana [11]
Year Republican Democratic Third party(ies)
No. %No. %No. %
1892 47953.88%36941.51%414.61%
1896 42942.52%57556.99%50.50%
1900 81654.51%65443.69%271.80%
1904 1,24970.41%43624.58%895.02%
1908 1,80356.61%1,11434.98%2688.41%
1912 1,00426.23%1,19331.17%1,63142.61%
1916 3,28142.06%4,25954.60%2613.35%
1920 5,71465.08%2,78231.69%2843.23%
1924 4,71555.91%1,17213.90%2,54630.19%
1928 6,90468.08%3,20531.60%320.32%
1932 5,38646.90%5,77750.31%3202.79%
1936 5,19337.05%8,57561.18%2481.77%
1940 8,47948.03%9,03651.18%1400.79%
1944 8,70651.44%8,14048.09%790.47%
1948 10,34250.74%9,71847.67%3241.59%
1952 17,55666.61%8,75033.20%510.19%
1956 18,66464.91%10,08835.09%00.00%
1960 19,46760.82%12,35638.61%1830.57%
1964 15,57146.85%17,44652.49%2220.67%
1968 19,89858.77%11,68234.50%2,2776.73%
1972 25,20562.64%13,60233.80%1,4303.55%
1976 25,20157.11%18,32941.54%5951.35%
1980 27,33256.57%15,27231.61%5,70911.82%
1984 34,12463.01%19,43735.89%5921.09%
1988 28,06955.42%21,98743.41%5911.17%
1992 22,82240.43%20,16335.72%13,46523.85%
1996 26,36747.18%22,99241.14%6,52311.67%
2000 33,92259.00%20,37035.43%3,2075.58%
2004 40,90361.71%24,12036.39%1,2631.91%
2008 36,48351.62%32,03845.33%2,1583.05%
2012 40,50058.86%26,40338.37%1,9042.77%
2016 40,92058.05%22,17131.45%7,39510.49%
2020 50,77260.22%30,67936.39%2,8553.39%
2024 50,46062.00%28,39234.88%2,5413.12%

Communities

Cities

Town

Census-designated places

Other unincorporated communities

Ghost towns

Education

School districts include:

K-12 (unified): [18]

High school districts: [18]

Elementary school districts: [18]

See also

References

  1. 1 2 "State & County QuickFacts". United States Census Bureau. Archived from the original on August 25, 2023. Retrieved April 5, 2023.
  2. ↑ "Find a County". National Association of Counties. Archived from the original on May 31, 2011. 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. Archived from the original on October 23, 2018. Retrieved April 2, 2018.
  5. ↑ "2010 Census Gazetteer Files". United States Census Bureau. August 22, 2012. Archived from the original on December 5, 2014. Retrieved November 30, 2014.
  6. ↑ "County Population Totals and Components of Change: 2020-2024". United States Census Bureau. Retrieved June 3, 2025.
  7. ↑ "U.S. Decennial Census". United States Census Bureau. Archived from the original on July 1, 2021. Retrieved November 30, 2014.
  8. ↑ "Historical Census Browser". University of Virginia Library. Archived from the original on May 30, 2019. Retrieved November 30, 2014.
  9. ↑ "Population of Counties by Decennial Census: 1900 to 1990". United States Census Bureau. Archived from the original on September 22, 2018. Retrieved November 30, 2014.
  10. ↑ "Census 2000 PHC-T-4. Ranking Tables for Counties: 1990 and 2000" (PDF). United States Census Bureau. Archived (PDF) from the original on March 27, 2010. Retrieved November 30, 2014.
  11. ↑ Leip, David. "Atlas of US Presidential Elections". uselectionatlas.org. Archived from the original on March 23, 2018. Retrieved April 2, 2018.
  12. ↑ "Anita · Montana 59006". Anita · Montana 59006. Archived from the original on April 5, 2023. Retrieved January 8, 2019.
  13. ↑ "Billings Heights · Montana 59105". Billings Heights · Montana 59105. Archived from the original on April 5, 2023. Retrieved January 8, 2019.
  14. ↑ "Bull Mountain · Montana 59064". Bull Mountain · Montana 59064. Archived from the original on April 5, 2023. Retrieved January 8, 2019.
  15. ↑ "Indian Arrow · Montana 59037". Indian Arrow · Montana 59037. Archived from the original on April 6, 2023. Retrieved January 8, 2019.
  16. ↑ "Google Maps". Google Maps. Archived from the original on April 5, 2023. Retrieved January 8, 2019.
  17. ↑ "Yegen · Montana 59106". Yegen · Montana 59106. Archived from the original on April 6, 2023. Retrieved January 8, 2019.
  18. 1 2 3 "2020 CENSUS - SCHOOL DISTRICT REFERENCE MAP: Yellowstone County, MT" (PDF). U.S. Census Bureau . Retrieved March 13, 2024. - Text list

45°56′N108°16′W / 45.94°N 108.27°W / 45.94; -108.27

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