kids encyclopedia robot

Cascade County, Montana facts for kids

Kids Encyclopedia Facts
Quick facts for kids
Cascade County
Cascade County Courthouse
Cascade County Courthouse
Map of Montana highlighting Cascade 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 1887
Named for Great Falls of the Missouri River
Seat Great Falls
Largest city Great Falls
 • Total 2,711 sq mi (7,020 km2)
 • Land 2,698 sq mi (6,990 km2)
 • Water 13 sq mi (30 km2)  0.5%
 • Total 84,414
 • Density 31.138/sq mi (12.0223/km2)
Time zone UTC−7 (Mountain)
 • Summer (DST) UTC−6 (MDT)
Congressional district At-large
  • Montana county number 02
Sun River
Aerial view of Cascade County and Sun River

Cascade County (cascade means waterfall in French) is a county located in the U.S. state of Montana. As of the 2020 census, the population was 84,414, making it the fifth-most populous county in Montana. Its county seat is Great Falls.

Cascade County comprises the Great Falls, MT Metropolitan Statistical Area.


At the time of the Lewis and Clark Expedition, Cascade County was the territory of the Blackfeet. The county was named for the falls on the Missouri River.


According to the U.S. Census Bureau, the county has a total area of 2,711 square miles (7,020 km2), of which 2,698 square miles (6,990 km2) is land and 13 square miles (34 km2) (0.5%) is water. The Missouri River and the Sun River flow through the county, and meet at the city of Great Falls. A portion of the Adel Mountains Volcanic Field is in the southwest corner of the county. The Rocky Mountains are in the western part of the county with the Little Belt and Highwood Mountains in the southeast.

Adjacent counties

National protected areas


Historical population
Census Pop.
1890 8,755
1900 25,777 194.4%
1910 28,833 11.9%
1920 38,836 34.7%
1930 41,146 5.9%
1940 41,199 0.1%
1950 53,027 28.7%
1960 73,418 38.5%
1970 81,804 11.4%
1980 80,696 −1.4%
1990 77,691 −3.7%
2000 80,357 3.4%
2010 81,327 1.2%
2020 84,414 3.8%
US Decennial Census
1790-1960 1900-1990
1990-2000 2010-2020

2010 census

As of the 2010 United States Census, there were 81,327 people, 33,809 households, and 21,403 families living in the county. The population density was 30.1 inhabitants per square mile (11.6/km2). There were 37,276 housing units at an average density of 13.8 per square mile (5.3/km2). The racial makeup of the county was 89.2% white, 4.3% American Indian, 1.2% black or African American, 0.8% Asian, 0.1% Pacific islander, 0.6% from other races, and 3.6% from two or more races. Those of Hispanic or Latino origin made up 3.3% of the population. In terms of ancestry, 28.5% were German, 17.1% were Irish, 12.3% were English, 10.3% were Norwegian, and 4.5% were American.

Of the 33,809 households, 29.8% had children under the age of 18 living with them, 48.4% were married couples living together, 10.2% had a female householder with no husband present, 36.7% were non-families, and 30.5% of all households were made up of individuals. The average household size was 2.33 and the average family size was 2.90. The median age was 38.9 years.

The median income for a household in the county was $42,389 and the median income for a family was $53,540. Males had a median income of $37,904 versus $27,944 for females. The per capita income for the county was $22,963. About 10.9% of families and 13.5% of the population were below the poverty line, including 20.4% of those under age 18 and 8.8% of those age 65 or over.




Census-designated places

Unincorporated community


Malmstrom Air Force Base is a driving force in the regional economy. In 2009, Benefis, Great Falls Clinic, National Electronics Warranty and Walmart were the largest private employers.


Apollos University, The University of Great Falls, and the MSU College of Technology - Great Falls are both located in Great Falls.

kids search engine
Cascade County, Montana Facts for Kids. Kiddle Encyclopedia.