Vernon Hills is located in the U.S. state of Illinois. It is within Lake County, an affluent suburb north of Chicago serves as a retail hub for its neighboring area. It has a total area of 7.91 square miles at 42°13′52″N 87°58′9″W. On June 16, 1958, Vernon Hills was incorporated as a village. As of the 2010 census data, it had a total population of 25,113. The population density was 3,417.45/sq mi. It has Zip code 60061.