Belknap is located in Johnson County, IL. The population is 105, making Belknap the 7th largest city in Johnson County.
There are 0 public schools in Belknap with an average Homefacts rating of NA. The total crime rate for Belknap is very low , and there are 0 registered sex offenders residing in the city. Unemployment in Belknap is high and the median home sales price is $0. Detailed and up-to-date Belknap property reports are available for any property address.
Cities near Belknap include Karnak, Cypress and New Grand Chain.