Adlai E. Stevenson High School (AESHS), commonly called Stevenson High School (SHS), is a four-year public high school located in Lincolnshire, Illinois, United States. It is named after Adlai E. Stevenson II, the 31st Governor of Illinois.

Lincolnshire is a village in Vernon Township, Lake County, in the U.S. state of Illinois. The village is a northern suburb of Chicago. Per the 2020 census, the population was 7,940. Lincolnshire was incorporated on August 5, 1957, from the unincorporated Half Day area when land was purchased to build a residential subdivision. The community underwent an aggressive era of expansion from 1983 to the 1990s. The Des Plaines River bisects the village, passing from north to south; Illinois Route 22 also divides the village into two parts, crossing the village from east to west.