Potomac is located in Montana. Potomac, Montana has a population of818.
The median household income in Potomac, Montana is $57,701. The median household income for the surrounding county is $53,289 compared to the national median of $61,963. The median age of people living in Potomac is 49.8 years.
The average high temperature in July is 79.16 degrees, with an average low temperature in January of 11.65 degrees. The annual precipitation is 20.67.