Cascade is a town in Cascade County, Montana, United States. The population was 685 at the 2010 census. It is part of the Great Falls, Montana Metropolitan Statistical Area.
Cascade is located at 47°16′19″N 111°42′10″W (47.271954, -111.702675).
According to the United States Census Bureau, the town has a total area of 0.53 square miles (1.37 km2), all of it land.
According to the Köppen Climate Classification system, Cascade has a semi-arid climate, abbreviated "BSk" on climate maps.
As of the census of 2010, there were 685 people, 287 households, and 188 families living in the town. The population density was 1,292.5 inhabitants per square mile (499.0/km2). There were 328 housing units at an average density of 618.9 per square mile (239.0/km2). The racial makeup of the town was 94.9% White, 2.5% Native American, 0.7% from other races, and 1.9% from two or more races. Hispanic or Latino of any race were 2.5% of the population.
There were 287 households, of which 27.5% had children under the age of 18 living with them, 53.3% were married couples living together, 8.4% had a female householder with no husband present, 3.8% had a male householder with no wife present, and 34.5% were non-families. 28.6% of all households were made up of individuals, and 14.7% had someone living alone who was 65 years of age or older.