The Crocus Township post office opened in 1898, the earliest record of the town by name. Another post office, Crocus (1898), opened inside today’s town and later closed.
2020 census: 40128 years
Founding year: the first Crocus Township post office (Blevins & Helbock, CC0).
What stands out about Crocus Township’s past
Read from the archive, the National Register and the record. The page puts what stands out first.
Every edition of the U.S. Geological Survey’s map of Crocus Township. Tap a year, or press play to watch the town change.
1962Snyder Lake sheet · 1:24,000
U.S. Geological Survey historical topographic maps (public domain), via Esri’s collection of the scans. The red ring marks the center of Crocus Township.
Places that used to be
Lost post offices, old corners and burying grounds
Another post office, Crocus, opened and closed inside today’s town.
Hamlets and corners on the map
Crocus
1cemetery inside Crocus Township
Zion
US Post Offices dataset (Blevins & Helbock, CC0). Places and cemeteries from the USGS Geographic Names Information System (2021).
Stories next door
History across the town line
Each neighbor’s History grade, on the same three inputs.
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 U.S. Geological Survey historical maps, the US Post Offices dataset (Blevins & Helbock) 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.