Latitude and longitude of Petroleum County, Montana
Satellite map of Petroleum County, Montana
Petroleum County is a county located in the U.S. state of Montana. As of the 2010 census, the population was 494, making it the least populous county in Montana and the seventh-least populous in the United States. Its county seat is Winnett.
Latitude: 47° 06' 36.00" N
Longitude: -108° 15' 36.00" W