Lake Township, Illinois may refer to:
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Cook County is a county in the U.S. state of Illinois. It is the second-most-populous county in the United States after Los Angeles County, California. As of 2018, the population was 5,180,493. Its county seat is Chicago, the most populous city in Illinois and the third-most-populous city in the United States. More than 40% of all residents of Illinois live in Cook County.
Thornton Township is one of 29 townships in Cook County, Illinois. As of the 2010 census, its population was 169,326.
Lake Villa Township is located in northwestern Lake County, Illinois. The population was 40,276 at the 2010 census.
Barrington Township is one of 29 townships in Cook County, Illinois, USA. As of the 2010 census, its population was 15,636. The northwestern corner of the Cook County panhandle, it is the county's northwesternmost township. It is also by far the least densely populated township in the county, with less than half the population density of the next least Lemont Township.
Bloom Township is one of 29 townships in Cook County, Illinois, USA. As of the 2010 census, its population was 90,923.
Northfield Township is one of 29 townships in Cook County, Illinois, USA. As of the 2010 census, its population was 85,102. The township office is located at 2550 Waukegan Road in Glenview. The township was established on April 2, 1850.
Orland Township is one of 29 townships in Cook County, Illinois, USA. As of the 2010 census, its population was 97,558.
Palatine Township is one of 29 townships in Cook County, Illinois, USA. As of the 2010 census, its population was 112,994. It is the north central township of the six northwest townships that form the Cook County panhandle. Palatine Township was organized in 1850.
Schaumburg Township is one of 29 townships in Cook County, Illinois, USA. As of the 2010 census, its population was 131,288. It is the south central township of the Cook County panhandle.
Wheeling Township is one of 29 townships in Cook County, Illinois, USA. As of the 2010 census, its population was 153,630. It is the northeasternmost and most populated of the six northwest Cook County townships that form the panhandle.
Antioch Township is located in Lake County, Illinois, United States. The population was 27,745 at the 2010 census.
Cuba Township is a township in Lake County, Illinois, USA. As of the 2010 census, its population was 16,826. Cuba Township was originally named Troy Township, but was renamed to Cuba in support of the López Expedition of 1851, when it was discovered the township name of Troy was already taken.
Ela Township is a township in Lake County, Illinois, USA. As of the 2010 census, its population was 42,654.
Fremont Township is a township in Lake County, Illinois, USA. As of the 2010 census, its population was 32,337.
Grant Township is a township in Lake County, Illinois, USA. As of the 2010 census, its population was 26,523. Grant Township changed its name from Goodale Township between 1865 and 1870.
Libertyville Township is a township in Lake County, Illinois, USA. As of the 2010 census, its population was 53,139. The village of Libertyville is part of the township, as are parts of Green Oaks, Lake Bluff, Lake Forest, Mettawa, Mundelein, North Chicago, Rondout, Vernon Hills and Waukegan.
Shields Township is a township in Lake County, Illinois, USA. As of the 2010 census, its population was 39,062. The Naval Station Great Lakes is located in this township.
Vernon Township is a township in Lake County, Illinois, USA. As of the 2010 census, its population was 67,095.
Wauconda Township is a township in Lake County, Illinois, USA. As of the 2010 census, its population was 21,730.