Belknap, Illinois

Belknap is a village in Johnson County, Illinois, United States. The population was 88 at the 2020 census.

History

File:Belknap-post-office-il.jpg|Belknap Post Office, September 2017

File:Belknap-Community-Church-il.jpg|Belknap Community Church, September 2017

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Belknap was established 1873 as a stop along what would become the Big Four Railroad. It was likely named for William Worth Belknap, who served as U.S. Secretary of War during this period. A post office was established that same year, and the village incorporated in 1880.

Geography

Belknap is located in southern Johnson County situated in the Cache River basin northeast of Karnak and southwest of Vienna. The Heron Pond – Little Black Slough Nature Preserve lies to the north of Belknap, and the Tunnel Hill State Trail passes through the village.

According to the 2021 census gazetteer files, Belknap has a total area of , of which (or 99.81%) is land and (or 0.19%) is water.

Demographics

As of the 2020 census