Cascade County, Montana

Cascade County: County in central Montana, United States

About

Cascade County is a county located in the U.S. state of Montana. As of the 2010 census, the population was 81,327 and a population density of 12 people per km². After 10 years in 2020 county had an estimated population of 81,346 inhabitants. Its county seat is Great Falls. The county was created 138 years ago in 1886.

Cascade County locator map
Location of Cascade County on Montana map.

Quick Facts about Cascade County

Population : 81,346 (2020)
Country : United States of America
State : Montana (United States)
Area : 7023 km2
Water as percent of area : 0.5%
Land as percent of area : 99.5%
Altitude : 4,062 feet / 1238 meters
Capital : Great Falls
Establishment : January 01, 1887
Time Zone : America/Denver
Local time : 01:42:05 (22nd February 2025)
Density : 12 Pop. per km² as of 2020
Population growth : 0.02% (2010-2020)
Cascade Co Courthouse outside 3 image
Cascade Co Courthouse outside 3
Cascade Co Courthouse outside 3 image
Cascade Co Courthouse outside 3 image

Geography

Cascade County is located at 47°18'29"N 111°20'50"W (47.3080200, -111.3471500). It has 5 neighbors: Chouteau County, Judith Basin County, Lewis and Clark County, Meagher County and Teton County.

Cascade County map

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The largest city of Cascade County is Three Forks with a population of 2,043. . See all Cascade County cities & populated places.

Cascade County Populated Places

Cities, towns, neighborhoods & other populated places in Cascade County.

City Name Population Title
Great Falls 58,353 Town in Cascade County, Montana, United States
Three Forks 2,043 City in Cascade County, Montana, United States
Cascade 677 Town in Cascade County, Montana, United States
Belt 568 Town of the United States
Neihart 48 Town of the United States

Cascade County has 5 neighbours.

  • Great Falls

Demographics

The population of Cascade County increased by 0.02% in 10 years.

Year Population % Change Method
2010 81,327 - census
2011 81,714 0.47% estimation process
2012 81,622 -0.11% estimation process
2013 82,194 0.7% estimation process
2014 82,056 -0.17% estimation process
2015 81,878 -0.22% estimation process
2016 81,562 -0.39% estimation process
2017 81,633 0.09% estimation process
2018 81,688 0.07% estimation process
2019 81,366 -0.4% estimation process
2020 81,346 -0.02% estimation process

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Montana Other Counties (more counties)

County Name Population Title
Yellowstone County 162,990 County in Montana, United States of America
Missoula County 121,630 County in Montana, United States
Billings 117,445 The most populous city in Montana.
Gallatin County 116,806 County in Montana, United States
Flathead County 105,851 County in Montana, United States
Missoula 76,848 The most populous city in Missoula County, Montana.
Lewis and Clark County 70,229 County in Montana, United States
Great Falls 58,353 Town in Cascade County, Montana, United States
Bozeman 50,970 Town in Gallatin County, Montana, United States
Ravalli County 45,002 County in Montana, United States
Silver Bow County 35,180 County in Montana, United States
Butte 34,190 Consolidated city-county in Montana, United States
Helena 33,737 State capital of Montana, United States and seat of Lewis and Clark County
Lake County 30,986 County in Montana, United States
Kalispell 25,329 City in Flathead County, Montana, United States
Lincoln County 20,343 County in Montana, United States