Circle is a city located in Montana. With a 2020 population of 592, it is the 77th largest city in Montana and the 12596th largest city in the United States. Circle is currently declining at a rate of -1.33% annually and its population has decreased by -3.74% since the most recent census, which recorded a population of 615 in 2010. Circle reached it's highest population of 628 in 2010. Spanning over 1 miles, Circle has a population density of 756 people per square mile.
The average household income in Circle is $54,889 with a poverty rate of 8.26%. The median rental costs in recent years comes to $650 per month, and the median house value is $115,400. The median age in Circle is 51.3 years, 38.5 years for males, and 58.9 years for females. For every 100 females there are 85.0 males.