Viola is located in Mercer County, IL. The population is 1,030, making Viola the 3rd largest city in Mercer County.
There are 1 public schools in Viola with an average Homefacts rating of B+. The total crime rate for Viola is very low , and there are 6 registered sex offenders residing in the city. Unemployment in Viola is moderate and the median home sales price is $0. Detailed and up-to-date Viola property reports are available for any property address.
Cities near Viola include Greene Township, Matherville and Rivoli Township.