Barrington Township is one of 29 townships in Cook County, Illinois, USA. As of the 2020 census, its population was 16,514 and it contained 6,172 housing units. 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 2020 census, its population was 86,018 and it contained 33,964 housing units.
Hanover Township is one of 29 townships in Cook County, Illinois, USA and is located at the end of the county's panhandle. As of the 2020 census, its population was 100,092 and it contained 35,007 housing units.
Lemont Township is one of 29 townships in Cook County, Illinois, USA. As of the 2020 census, its population was 22,645 and it contained 8,580 housing units.
Lyons Township is one of 29 townships in Cook County, Illinois. As of the 2020 census, its population was 115,105, with its most populous municipalities including La Grange, Justice and Summit. Lyons Township was established in 1850. The village of Lyons, almost all of which lies within the township, is often confused with it.
Northfield Township is one of 29 townships in Cook County, Illinois, USA. As of the 2020 census, its population was 91,565. The township office is located at 2550 Waukegan Road in Glenview. The township was established on April 2, 1850.
Palatine Township is one of 29 townships in Cook County, Illinois, United States. As of the 2020 census, its population was 114,403. It is the north central township of the six northwest townships that form the Cook County panhandle. Palatine Township was organized in 1850.
Palos Township is one of 29 townships in Cook County, Illinois. As of the 2020 census, its population was 56,836, with its most populous municipality being Palos Hills. The vast majority of the township's population resides in its eastern half; the half west of La Grange Road consists of the Palos Forest Preserves, a section of the Cook County Forest Preserves. In 1850 the small town of Trenton, Illinois changed its name to Palos; this recommendation was made by M.S. Powell, the local postmaster, whose ancestor supposedly sailed with Christopher Columbus from Palos de la Frontera. When it incorporated as a village in 1914, Palos officially became Palos Park. Nearby communities incorporated later: Hickory Hills, in 1951, and Palos Hills, in 1958. All three municipalities lie completely or substantially within Palos Township. Palos Heights, partially in Worth Township, incorporated in 1959.
Schaumburg Township is one of 29 townships in Cook County, Illinois, USA. As of the 2020 census, its population was 134,809. It is in the north west corner of Cook County.
Wheeling Township is one of 29 townships in Cook County, Illinois, USA. As of the 2020 census, its population was 157,487. It is the northeasternmost and most populated of the six northwest Cook County townships that form the panhandle.
Frankfort Township is one of 24 townships in Will County, Illinois. As of the 2010 census, its population was 57,055 and it contained 19,720 housing units.
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.
Fremont Township is a township in Lake County, Illinois, USA. As of the 2020 census, its population was 33,422.
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 on March 8, 1867.
Libertyville Township is a township in Lake County, Illinois, United States. 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.
Moraine Township is a township in Lake County, Illinois, USA. As of the 2010 census, its population was 34,129. Moraine Township was originally called Deerfield Township, but the name was changed on October 29, 1998.
Vernon Township is a township in Lake County, Illinois, USA. As of the 2010 census, its population was 67,095. The name "Vernon Township" comes from George Washington's estate, Mount Vernon.
Warren Township is a township in Lake County, Illinois, USA. As of the 2020 census, its population was 65,883. The cities of Gurnee, Park City, and Grayslake lie within its borders. The township was established in 1850 by settlers who came from the town of Warren, New York. Both were named in honor of Major General Joseph Warren, killed at the Battle of Bunker Hill.
Wauconda Township is a township in Lake County, Illinois, USA. As of the 2020 census, its population was 23,628.
Mount Vernon Township is one of sixteen townships in Jefferson County, Illinois, USA. As of the 2010 census, its population was 13,374 and it contained 6,422 housing units.
