Troy is located in Madison County, IL. The population is 9,959, making Troy the 7th largest city in Madison County.
There are 4 public schools in Troy with an average Homefacts rating of A-. The total crime rate for Troy is low , and there are 2 registered sex offenders residing in the city. Unemployment in Troy is moderate and the median home sales price is $0. Detailed and up-to-date Troy property reports are available for any property address.
Cities near Troy include Jarvis Township, Maryville and Pin Oak Township.