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Allenton is an unincorporated census-designated place in the town of Addison in Washington County, Wisconsin, United States. It is located near the intersection of Wisconsin Highway 33 and Interstate 41. It is on a line of the Canadian National Railway, parent company of the Wisconsin Central Ltd. railroad company. Allenton has a post office with ZIP code 53002. As of the 2020 census, its population was 859.
Its first post office opened in 1883. Between the 2010 and 2020 censuses its population grew from 823 to 859 (+4%).
Intro from Wikipedia. Population: U.S. Census Bureau.
By decade
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Founding dates: Wikidata, Wikipedia, the U.S. post office records of Blevins & Helbock (CC0) and the Census. Homes by year built: Census ACS 2020–24. National Register of Historic Places: National Park Service (list of May 22, 2026). Old photos, postcards and papers: Wikimedia Commons, the Library of Congress and other public archives, credited on each item’s page. Maps: U.S. Geological Survey historical topographic maps (via Esri) and Sanborn fire-insurance maps (Library of Congress). History text and census tables: Wikipedia (CC BY-SA 4.0). Places that used to be: USGS Geographic Names Information System (2021). How TownRatings grades history →
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