How Posey Township came to be
From Wikipedia’s history of Posey Township.
Posey Township was organized in 1828. It was named for Territorial Governor Thomas Posey.
Text from Wikipedia, licensed CC BY-SA 4.0.
Each edition grades its towns against each other only.
More historic than 26% of U.S. towns · #502 of 593 in Indiana. What drives it
Most of Posey Township was built recently: 10% of its homes predate 1940 and the median home dates from 1985. Below: maps from 1910 on.
Posey Township was named for Territorial Governor Thomas Posey.
More historic than 26% of U.S. towns, on its age, its old homes and the National Register.
On its age, its old homes and the National Register, Posey Township is more historic than 26% of U.S. towns, #502 of 593 in Indiana. Its share of homes from before 1940 holds the grade up; its National Register listings pull it down.
Indiana towns list more on the Register than most of the country (a typical Indiana town has 7.9 per 10,000 residents, the U.S. 2.4), so Posey Township’s 0.0 sits below most of its state (22% of Indiana towns have fewer) while its 0 listings outnumber those of 23% of U.S. towns.
Founding year: our sources. Homes: Census ACS 2020–24. National Register: National Park Service, May 2026 list; each listing counted once (boundary changes and added documentation belong to their listing), and a historic district counts its contributing buildings. How TownRatings grades history →
Read from the archive, the National Register and the record. The page puts what stands out first.
The first neighbors to add old photos shape how Posey Township’s history is told.
Three other post offices opened and closed inside today’s town.
US Post Offices dataset (Blevins & Helbock, CC0). Places and cemeteries from the USGS Geographic Names Information System (2021).
Every edition of the U.S. Geological Survey’s map of Posey Township. Tap a year, or press play to watch the town change.

U.S. Geological Survey historical topographic maps (public domain), via Esri’s collection of the scans. The red ring marks the center of Posey Township.
From Wikipedia’s history of Posey Township.
Posey Township was organized in 1828. It was named for Territorial Governor Thomas Posey.
Text from Wikipedia, licensed CC BY-SA 4.0.
Woven from the archive, old maps, post office records, the National Register and the people born here.
On the mapFirst mapped by the U.S. Geological SurveyWeddings on Main Street, storms, parades, school pictures, the old store. If it’s in your family album, it belongs here.
Nobody well known was born in Posey Township itself, so here are the best known from just nearby.
Each neighbor’s History grade, on the same three inputs.
Posey Township is more historic than 26% of U.S. towns, #502 of 593 in Indiana. The History grade combines the town’s founding era, the share of homes built before 1940 and its National Register listings. It’s a character grade, so it isn’t part of the overall grade. How it works.
10% of Posey Township’s homes were built before 1940 (Census estimate, ±4.0 points), against a typical 14% for an Indiana town; the median home was built in 1985.
What the archives can’t tell you, neighbors can.
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).
From Wikipedia, 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.


1910Clay City sheet · 1:62,500