Clayton is located in Adams County, IL. The population is 642, making Clayton the 7th largest city in Adams County.
There are 0 public schools in Clayton with an average Homefacts rating of NA. The total crime rate for Clayton is very low , and there are 0 registered sex offenders residing in the city. Unemployment in Clayton is moderate and the median home sales price is $0. Detailed and up-to-date Clayton property reports are available for any property address.
Cities near Clayton include Clayton Township, Concord Township and Mound Station.