Quincy is located in Illinois.
Quincy, Illinois has a population of
family-centric than the surrounding county with
30.55% of the households
containing married families with children.
The county average for households married with children is 31.48%.
The median household income in Quincy, Illinois is
The median household income for the surrounding county is $45,691
compared to the national median of $53,046.
The median age of people living in Quincy is
The average high temperature in July is 90
degrees, with an average low temperature in January of 18.6 degrees.
The average rainfall is approximately 36.5 inches
per year, with 20.6 inches of snow per year.