Wikipedia doesn’t have a history of Lebanon Township yet. The photos, dates and memories neighbors add here are how it gets written.
Lebanon is a city in St. Clair County, Illinois, United States. The population was 4,691 at the 2020 census It is a part of the Metro East region of the Greater St. Louis metropolitan area. Lebanon is home to McKendree University, the oldest college in Illinois.
Its first post office opened in 1819. Between the 2010 and 2020 censuses its population grew from 4,538 to 4,933 (+9%).
Intro from Wikipedia. Population: U.S. Census Bureau.
By decade
Lebanon Township, decade by decade
2 decades in the archive, from the 1930s to the 1970s. Scroll each row; tap a photo for its story.
Nothing in the archives for these yearsWeddings on Main Street, storms, parades, school pictures, the old store. If it’s in your family album, it belongs here.
Nothing in the archives for these yearsWeddings on Main Street, storms, parades, school pictures, the old store. If it’s in your family album, it belongs here.
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 →
From Wikimedia Commons (4), Wikidata (1) and the USGS Geographic Names Information System. Archive images are copied here with their credits and licenses, shown on each photo’s page. Refreshed monthly.