Algonquin is a village in McHenry and Kane counties, Illinois, in the United States. It is a suburb of Chicago, located approximately 40 miles northwest of the Loop. As of the 2010 census the village's population was 30,046, and as of 2019 the estimated population was 30,897.The village is known as "The Gem of the Fox River Valley", referring to the location of its downtown. Established in 1890 and long known as a small river community, the village... Show more

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