Editing Musselshell County, Montana (section)

==Demographics==
{{US Census population
|1920= 12030
|1930= 7242
|1940= 5717
|1950= 5408
|1960= 4888
|1970= 3734
|1980= 4428
|1990= 4106
|2000= 4497
|2010= 4538
|2020= 4730
|estyear=2022
|estimate=5197
|estref=<ref name="USCensusEst2022">{{Cite web |title=Annual Estimates of the Resident Population for Counties: April 1, 2020 to July 1, 2022 |url=https://www.census.gov/data/tables/time-series/demo/popest/2020s-counties-total.html |access-date=May 8, 2023 |publisher=United States Census Bureau}}</ref>
|align-fn=center
|footnote=U.S. Decennial Census<ref>{{Cite web |title=U.S. Decennial Census |url=https://www.census.gov/programs-surveys/decennial-census.html |access-date=November 29, 2014 |publisher=United States Census Bureau}}</ref><br/>1790–1960,<ref>{{Cite web |title=Historical Census Browser |url=http://mapserver.lib.virginia.edu |access-date=November 29, 2014 |publisher=University of Virginia Library}}</ref> 1900–1990,<ref>{{Cite web |title=Population of Counties by Decennial Census: 1900 to 1990 |url=https://www.census.gov/population/cencounts/mt190090.txt |access-date=November 29, 2014 |publisher=United States Census Bureau}}</ref><br/>1990–2000,<ref>{{Cite web |title=Census 2000 PHC-T-4. Ranking Tables for Counties: 1990 and 2000 |url=https://www.census.gov/population/www/cen2000/briefs/phc-t4/tables/tab02.pdf |url-status=live |archive-url=https://web.archive.org/web/20100327165705/http://www.census.gov/population/www/cen2000/briefs/phc-t4/tables/tab02.pdf |archive-date=March 27, 2010 |access-date=November 29, 2014 |publisher=US Census Bureau}}</ref> 2010–2020<ref name="QF" />
}}

===2020 census===
As of the [[2020 United States census|2020 census]], there were 4,730 people living in the county.{{citation needed|date=January 2024}}

===2010 census===
As of the [[2010 United States census|2010 census]], there were 4,538 people, 2,046 households, and 1,276 families in the county. The population density was {{convert|2.4|PD/sqmi}}. There were 2,654 housing units at an average density of {{convert|1.4|/mi2|/km2|disp=preunit|units&nbsp;|units|}}. The racial makeup of the county was 96.1% white, 1.3% American Indian, 0.2% black or African American, 0.2% Asian, 0.2% from other races, and 1.9% from two or more races. Those of Hispanic or Latino origin made up 2.6% of the population. In terms of ancestry, 28.1% were [[German Americans|German]], 16.5% were [[English Americans|English]], 16.1% were [[Irish Americans|Irish]], 7.6% were [[Norwegian Americans|Norwegian]], and 7.0% were [[American ancestry|American]].

Of the 2,046 households, 23.2% had children under the age of 18 living with them, 52.4% were married couples living together, 6.5% had a female householder with no husband present, 37.6% were non-families, and 33.5% of all households were made up of individuals. The average household size was 2.19 and the average family size was 2.78. The median age was 49.1 years.

The median income for a household in the county was $37,033 and the median income for a family was $47,860. Males had a median income of $33,182 versus $25,750 for females. The per capita income for the county was $20,875. About 14.1% of families and 17.8% of the population were below the [[poverty line]], including 28.6% of those under age 18 and 9.6% of those age 65 or over.