Lincolnwood is a village in Niles Township, Cook County, Illinois, United States. Per the 2020 census, the population was 13,463. An inner suburb of Chicago, it shares its southern, eastern, and a small section of its western boundary with Chicago, also bordering Skokie to the north and west.

Niles Township is one of 29 townships in Cook County, Illinois, USA. As of the 2020 census, its population was 112,407.