Potomac is located in Vermilion County, IL. The population is 900, making Potomac the 10th largest city in Vermilion County.
There are 1 public schools in Potomac with an average Homefacts rating of A-. The total crime rate for Potomac is low , and there are 0 registered sex offenders residing in the city. Unemployment in Potomac is high and the median home sales price is $0. Detailed and up-to-date Potomac property reports are available for any property address.
Cities near Potomac include Middlefork Township, Armstrong and Henning.