Cascade is a city located in Valley County Idaho. It is also the county seat of Valley County. With a 2020 population of 1,071, it is the 82nd largest city in Idaho and the 10027th largest city in the United States . Cascade is currently growing at a rate of 2.19% annually and its population has increased by 14.06% since the most recent census, which recorded a population of 939 in 2010. Cascade reached it's highest population of 1,071 in 2021. Spanning over 5 miles, Cascade has a population density of 260 people per square mile.
The average household income in Cascade is $52,868 with a poverty rate of 11.50%. The median rental costs in recent years comes to $673 per month, and the median house value is $196,800. The median age in Cascade is 44.4 years, 47 years for males, and 43.5 years for females.