Elk Grove Village is a village in Cook and DuPage counties in the U.S. state of Illinois. Per the 2020 census, the population was 32,812. Located 20 miles (32 km) northwest of Chicago along the Golden Corridor, the Village of Elk Grove Village was incorporated on July 17, 1956. It is directly adjacent to O'Hare International Airport and is economically important to the Chicago metropolitan area due to its large industrial park, located on the eastern border of the village. The community is served by several Interstate highways including I-90, I-290/I-355/Route 53, and IL-390. Elk Grove is also expected to be served by the I-490 Western O'Hare Bypass upon completion of the project.

The Alexians, officially named as the Congregation of Alexian Brothers, abbreviated C.F.A., is a Catholic lay religious congregation of Pontifical Right for men specifically devoted to caring for the sick which has its origin in Europe at the time of the Black Death. They follow the Augustinian rule.