Lost post offices, old corners, places now gone and burying grounds
Another post office, Pennington Point, opened and closed inside today’s town.
Pennington Point
1865–1902
Adair
1867–today
18601940today
Hamlets and corners on the map
AdairPennington PointShoo Fly
Gone or out of use
Adair Community High SchoolschoolAdair United Brethren ChurchchurchAdair United Methodist ChurchchurchFairview SchoolschoolFrogpond SchoolschoolNew Salem Christian ChurchchurchPennington Point Methodist ChurchchurchPennington Point SchoolschoolPilot Grove SchoolschoolPilot Grove United Brethren ChurchchurchWetzel SchoolschoolYokum Schoolschool
1cemetery inside New Salem Township
Pennington Point
US Post Offices dataset (Blevins & Helbock, CC0). Places and cemeteries from the USGS Geographic Names Information System (2021).
The story so far
New Salem Township, in brief
Wikipedia doesn’t have a history of New Salem Township yet. The photos, dates and memories neighbors add here are how it gets written.
New Salem Township is located in McDonough County, Illinois. As of the 2010 census, its population was 369 and it contained 168 housing units. It is Township 5 North, Range 1 West of the Fourth Principal Meridian. It contains the census-designated place of Adair.
Its population held steady between the last two censuses: 369 in 2010, 362 in 2020.
Intro from Wikipedia. Population: U.S. Census Bureau.
Timeline
New Salem Township, 1865 to 1918
Woven from the archive, old maps, post office records, the National Register and the people born here.
Every edition of the U.S. Geological Survey’s map of New Salem Township. Tap a year, or press play to watch the town change.
1918Vermont sheet · 1:62,500
U.S. Geological Survey historical topographic maps (public domain), via Esri’s collection of the scans. The red ring marks the center of New Salem Township.
On the National Register
1 historic place in New Salem Township
The country’s official list of buildings and places worth saving.
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 the National Register of Historic Places (1), 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.