St. Peter is located in Fayette County, IL. The population is 300, making St. Peter the 5th largest city in Fayette County.
There are 0 public schools in St. Peter with an average Homefacts rating of NA. The total crime rate for St. Peter is low , and there are 0 registered sex offenders residing in the city. Unemployment in St. Peter is moderate and the median home sales price is $0. Detailed and up-to-date St. Peter property reports are available for any property address.
Cities near St. Peter include Lone Grove Township, Farina and La Clede Township.