Post Lake is an unincorporated community and census-designated place (CDP) in the town of Elcho, Langlade County, Wisconsin, United States. Post Lake is southwest of Crandon. As of the 2020 census, its population was 343, down from 374 at the 2010 census. A post office was established in 1884, but it was eventually discontinued in 1913.https://www.postalhistory.com/postoffices.asp?task=display&state=WI&county=Langlade&searchtext=&pagenum=2
The Mole Lake Ojibwe have at times been called the Post Lake Band. They say the name of the lake comes from a spiritually significant post that stood near the outlet of the lake in days gone by.
Notable people Notable people that were born or lived in Post Lake include the following: Marie Antoinette Chevalier (1793–1865), after whom the city of Marinette, Wisconsin is named
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