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Beaverhead County, Montana facts for kids

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Beaverhead County, Montana
Map
Map of Montana highlighting Beaverhead County
Location in the state of Montana
Map of the USA highlighting Montana
Montana's location in the U.S.
Statistics
Founded 1865
Seat Dillon
Largest City Dillon
Area
 - Total
 - Land
 - Water

5,572 sq mi (14,431 km²)
5,542 sq mi (14,354 km²)
30 sq mi (78 km²), 0.5%
PopulationEst.
 - (2015)
 - Density

9,300
1.7/sq mi (1/km²)
Time zone Mountain: UTC-7/-6
Website: www.beaverheadcounty.org

Beaverhead County is the largest county by area in the U.S. state of Montana. As of the 2010 census, the population was 9,246. Its county seat is Dillon. The county was founded in 1865.

Much of the perimeter of the county is the Continental Divide, including all of its border with the state of Idaho. The divide heads east into Montana at the county border with Ravalli County, between Lost Trail Pass and Chief Joseph Pass.

History

The county name is derived from a rock formation, which the Shoshone described as being shaped like a beaver's head.

The original county seat was the gold-mining town of Bannack. In 1881 it was moved to Dillon.

Geography

According to the U.S. Census Bureau, the county has a total area of 5,572 square miles (14,430 km2), of which 5,542 square miles (14,350 km2) is land and 30 square miles (78 km2) (0.3%) is water. It is the largest county in Montana by area.

The Big Hole River runs through the county.

Adjacent counties

Major highways

  • I-15.svg Interstate 15
  • US 91.svg U.S. Highway 91
  • MT-41.svg Montana Highway 41
  • MT-43.svg Montana Highway 43

National protected areas

  • Beaverhead National Forest (part)
  • Big Hole National Battlefield
  • Nez Perce National Historical Park (part)
  • Red Rock Lakes National Wildlife Refuge

Demographics

Historical population
Census Pop.
1870 722
1880 2,712 275.6%
1890 4,655 71.6%
1900 5,615 20.6%
1910 6,446 14.8%
1920 7,369 14.3%
1930 6,654 −9.7%
1940 6,943 4.3%
1950 6,671 −3.9%
1960 7,194 7.8%
1970 8,187 13.8%
1980 8,186 0.0%
1990 8,424 2.9%
2000 9,202 9.2%
2010 9,246 0.5%
Est. 2015 9,300 0.6%
U.S. Decennial Census
1790-1960 1900-1990
1990-2000 2010-2015

2000 census

As of the census of 2000, there were 9,202 people, 3,684 households, and 2,354 families residing in the county. The population density was 2 people per square mile (1/km²). There were 4,571 housing units at an average density of 1 per square mile (0/km²). The racial makeup of the county was 95.86% White, 0.18% Black or African American, 1.46% Native American, 0.18% Asian, 0.04% Pacific Islander, 1.09% from other races, and 1.18% from two or more races. 2.67% of the population were Hispanic or Latino of any race. 16.7% were of German, 14.9% English, 10.7% Irish, 9.0% American and 7.2% Norwegian ancestry.

There were 3,684 households out of which 30.10% had children under the age of 18 living with them, 54.80% were married couples living together, 6.20% had a female householder with no husband present, and 36.10% were non-families. 29.70% of all households were made up of individuals and 11.00% had someone living alone who was 65 years of age or older. The average household size was 2.36 and the average family size was 2.95.

In the county, the population was spread out with 24.60% under the age of 18, 11.90% from 18 to 24, 25.10% from 25 to 44, 24.90% from 45 to 64, and 13.60% who were 65 years of age or older. The median age was 38 years. For every 100 females there were 105.00 males. For every 100 females age 18 and over, there were 102.50 males.

The median income for a household in the county was $28,962, and the median income for a family was $38,971. Males had a median income of $26,162 versus $18,115 for females. The per capita income for the county was $15,621. About 12.80% of families and 17.10% of the population were below the poverty line, including 20.30% of those under age 18 and 12.20% of those age 65 or over.

2010 census

As of the 2010 United States Census, there were 9,246 people, 4,014 households, and 2,383 families residing in the county. The population density was 1.7 inhabitants per square mile (0.66/km2). There were 5,273 housing units at an average density of 1.0 per square mile (0.39/km2). The racial makeup of the county was 94.8% white, 1.4% American Indian, 0.4% Pacific islander, 0.4% Asian, 0.2% black or African American, 1.2% from other races, and 1.6% from two or more races. Those of Hispanic or Latino origin made up 3.7% of the population. In terms of ancestry, 26.5% were German, 23.9% were English, 15.4% were Irish, 7.9% were Norwegian, 6.5% were Scottish, and 3.4% were American.

Of the 4,014 households, 23.8% had children under the age of 18 living with them, 49.9% were married couples living together, 6.4% had a female householder with no husband present, 40.6% were non-families, and 33.0% of all households were made up of individuals. The average household size was 2.19 and the average family size was 2.79. The median age was 42.0 years.

The median income for a household in the county was $38,264 and the median income for a family was $53,036. Males had a median income of $35,568 versus $27,314 for females. The per capita income for the county was $21,110. About 10.8% of families and 15.0% of the population were below the poverty line, including 14.4% of those under age 18 and 6.0% of those age 65 or over.

Communities

City

Town

Census-designated place

Unincorporated communities

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