From Mount Sterling Township’s archive · credits on each photo
Quick answers
How Mount Sterling Township began
When was Mount Sterling Township founded?
1833
The Mount Sterling Township post office opened in 1833, the earliest record of the town by name. Two smaller post offices, Hersmans (1861) and Hersman (1865), opened inside today’s town and later closed.
First census: 556 in 18502020 census: 4,297193 years
How historic is Mount Sterling Township?
B
More historic than 65% of U.S. towns, on its age, its old homes and the National Register.
Founding year: the first Mount Sterling Township post office (Blevins & Helbock, CC0).The full story ↓
History grade
What drives Mount Sterling Township’s History grade
On its age, its old homes and the National Register, Mount Sterling Township is more historic than 65% of U.S. towns, #293 of 768 in Illinois. Its age holds the grade up; its National Register listings pull it down.
B
HistoryA character grade: shown, never part of Mount Sterling Township’s overall grade.
Few Illinois towns list much on the Register (a typical Illinois town has 0.5 per 10,000 residents, the U.S. 2.4), so Mount Sterling Township’s 0.0 sits below most of its state (28% of Illinois towns have fewer) while its 0 listings outnumber those of 23% of U.S. towns.
How sure. Graded on any two of the three inputs instead, the letter would range from B− to A−. The pre-1940 share is a Census survey estimate (±7.0 points). The founding year is the first post office, not a stated founding date.
Founding year: the first post office (other dates in Quick answers). 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 →
What stands out about Mount Sterling Township’s past
Read from the archive, the National Register and the record. The page puts what stands out first.
Mount Sterling was organized in 1854. It did not have a courthouse until 1868, although it was designated the county seat from when the county was organized.
Every edition of the U.S. Geological Survey’s map of Mount Sterling Township. Tap a year, or press play to watch the town change.
1980Versailles 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 Mount Sterling Township.
Then & now
Stand where they stood
No then-and-now pairs yet. Take a photo from the same spot as an old one and they appear here side by side.
Retake this viewBirds eye view of Mount Sterling, Brown County, Illinois 1869, 1869
Find the spot, match the angle, and add your photo. It becomes the first then-and-now pair on Mount Sterling Township’s page.
The Mount Sterling Township post office opened in 1833, the earliest record of the town by name (U.S. post office records).
How does Mount Sterling Township rank for history?
Mount Sterling Township is more historic than 65% of U.S. towns, #293 of 768 in Illinois. 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.
How old are the homes in Mount Sterling Township?
23% of Mount Sterling Township’s homes were built before 1940 (Census estimate, ±7.0 points), against a typical 11% for an Illinois town; the median home was built in 1969.
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 Wikimedia Commons (5), Wikipedia, U.S. Geological Survey historical maps, U.S. Census counts (via Wikipedia), 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.