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Roosevelt County, Montana facts for kids

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Roosevelt County
Roosevelt County Courthouse in Wolf Point
Roosevelt County Courthouse in Wolf Point
Map of Montana highlighting Roosevelt County
Location within the U.S. state of Montana
Map of the United States highlighting Montana
Montana's location within the U.S.
Country  United States
State  Montana
Founded 1919
Named for Theodore Roosevelt
Seat Wolf Point
Largest city Wolf Point
 • Total 2,369 sq mi (6,140 km2)
 • Land 2,355 sq mi (6,100 km2)
 • Water 15 sq mi (40 km2)  0.6%
 • Total 10,794
 • Density 4.5564/sq mi (1.7592/km2)
Time zone UTC−7 (Mountain)
 • Summer (DST) UTC−6 (MDT)
Congressional district At-large
  • Montana county number 17

Roosevelt County is a county in the U.S. state of Montana. As of the 2020 United States Census, the population was 10,794. Its county seat is Wolf Point. Roosevelt County was created by the Montana Legislature in 1919 from a portion of Sheridan County. The name honors former president Theodore Roosevelt, who had died earlier that year.


According to the U.S. Census Bureau, the county has a total area of 2,369 square miles (6,140 km2), of which 2,355 square miles (6,100 km2) is land and 15 square miles (39 km2) (0.6%) is water. Over 74 percent of the county's land area lies within the Fort Peck Indian Reservation.

Major highways

  • US 2.svg U.S. Route 2
  • MT-13.svg Montana Highway 13
  • MT-16.svg Montana Highway 16
  • MT-25.svg Montana Highway 25
  • MT-sec-251.svg Montana Highway 251

Adjacent counties

National protected areas


Historical population
Census Pop.
1920 10,347
1930 10,672 3.1%
1940 9,806 −8.1%
1950 9,580 −2.3%
1960 11,731 22.5%
1970 10,365 −11.6%
1980 10,467 1.0%
1990 10,999 5.1%
2000 10,620 −3.4%
2010 10,425 −1.8%
2020 10,794 3.5%
US Decennial Census
1790-1960 1900-1990
1990-2000 2010-2020

2010 census

As of the 2010 United States Census, there were 10,425 people, 3,553 households, and 2,548 families residing in the county. The population density was 4.4 inhabitants per square mile (1.7/km2). There were 4,063 housing units at an average density of 1.7 per square mile (0.66/km2). The racial makeup of the county was 60.4% American Indian, 35.8% white, 0.4% Asian, 0.1% black or African American, 0.2% from other races, and 3.0% from two or more races. Those of Hispanic or Latino origin made up 1.3% of the population. In terms of ancestry, 20.0% were Norwegian, 16.3% were German, 6.1% were Irish, and 1.3% were American.

Of the 3,553 households, 42.4% had children under the age of 18 living with them, 42.9% were married couples living together, 20.5% had a female householder with no husband present, 28.3% were non-families, and 24.2% of all households were made up of individuals. The average household size was 2.88 and the average family size was 3.41. The median age was 31.6 years.

The median income for a household in the county was $37,451 and the median income for a family was $50,146. Males had a median income of $39,008 versus $34,725 for females. The per capita income for the county was $17,821. About 15.8% of families and 21.5% of the population were below the poverty line, including 28.6% of those under age 18 and 10.9% of those age 65 or over.


Roosevelt County MT Courthouse
Roosevelt County Courthouse, Wolf Point, MT



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