Potomac is located in Illinois.
Potomac, Illinois has a population of
648.
Potomac is
more
family-centric than the surrounding county with
32% households with children.
The county percentage for households with children is 27%.
The median household income in Potomac, Illinois is
$57,826.
The median household income for the surrounding county is $48,074
compared to the national median of $66,222.
The median age of people living in Potomac is
42.6 years.
Potomac Weather
The average high temperature in July is 85.88
degrees, with an average low temperature in January of 17.37 degrees.
The annual precipitation is
39.53.