Lincolnshire is a village in Vernon Township, Lake County, in the U.S. state of Illinois. The village is a northern suburb of Chicago. The population of Lincolnshire was 7,275 at the 2010 census. 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.
Lincolnshire is home to the award-winning public Adlai E. Stevenson High School, as well as Laura B. Sprague and Half Day elementary schools and Daniel Wright Junior High School which compose Lincolnshire-Prairie View School District 103. Many global corporations are located in Lincolnshire, including Aon Hewitt, Zebra Technologies, CDW, and Sysmex, generating a daytime population of over 20,000 people. The Village of Lincolnshire and other entities host several popular annual events, including Fourth of July celebration, Art Festival, Heroes Night, and Boo Bash. The Village maintains a Police Department that closely collaborates with its local school districts.