Mchenry is located in Mchenry County, IL. The population is 26,808, making Mchenry the 3rd largest city in Mchenry County.
There are 10 public schools in Mchenry with an average Homefacts rating of B+. The total crime rate for Mchenry is low , and there are 0 registered sex offenders residing in the city. Unemployment in Mchenry is moderate and the median home sales price is $0. Detailed and up-to-date Mchenry property reports are available for any property address.
Cities near Mchenry include McCullom Lake, McHenry Township and Bull Valley.