Circle
- County:
- McCone County
- County Seat:
- Yes
- Area (mi²):
- 0.78
- State:
- Montana
Circle is a town located in McCone County, Montana. Circle has a 2026 population of 586. It is also the county seat of McCone County. Circle is currently growing at a rate of 1.91% annually but its population has decreased by -1.01% since the most recent census, which recorded a population of 592 in 2020.