Troy is located in Illinois. Troy, Illinois 62294 has population of 10,325. Troy 62294 is more family-centric than the surrounding county with 35% of the households with children.
The median household income in Troy, Illinois 62294 is $76,116. The median household income for the surrounding county is $63,321 compared to the national median of $66,222. The median age of people living in Troy 62294 is 38.7 years.
The average high temperature in July is 89.6 degrees, with an average low temperature in January of 22.1 degrees. The annual precipitation is 40.21.