Arlee is a census-designated place (CDP) in Lake County, Montana, United States. The population was 602 at the 2000 census. It is named after Arlee, a Flathead Indian chief.
Arlee is located at 47°10′9″N 114°5′24″W / 47.16917°N 114.09°W / 47.16917; -114.09 (47.169154, -114.089899).
According to the United States Census Bureau, the CDP has a total area of 6.5 square miles (16.8 km²), all of it land.