Founding year: the first Philo Township post office (Blevins & Helbock, CC0).
History grade
What drives Philo Township’s History grade
On its age, its old homes and the National Register, Philo Township is more historic than 47% of U.S. towns. Its share of homes from before 1940 holds the grade up; its National Register listings pull it down.
B−
HistoryA character grade: shown, never part of Philo 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 Philo 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 C− to B. The pre-1940 share is a Census survey estimate (±11.9 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 Philo 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 Philo Township. Tap a year, or press play to watch the town change.
1906Urbana 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 Philo Township.
The story so far
Philo Township, in brief
Wikipedia doesn’t have a history of Philo Township yet. The photos, dates and memories neighbors add here are how it gets written.
Philo is a village in Champaign County, Illinois, United States. The population was 1,392 at the 2020 census.
Its first post office opened in 1860. Between the 2010 and 2020 censuses its population fell from 1,954 to 1,897 (-3%).
Intro from Wikipedia. Population: U.S. Census Bureau.
The Philo Township post office opened in 1860, the earliest record of the town by name (U.S. post office records).
How does Philo Township rank for history?
Philo Township is more historic than 47% of U.S. towns. 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 Philo Township?
27% of Philo Township’s homes were built before 1940 (Census estimate, ±11.9 points), against a typical 11% for an Illinois town; the median home was built in 1970.
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 (6), U.S. Geological Survey historical maps, U.S. Census counts (via Wikipedia) 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.