Founding year: Wikidata. First post office: 1829.The full story ↓
History grade
What drives Bloomington City Township’s History grade
On its age, its old homes and the National Register, Bloomington City Township is more historic than 73% of U.S. towns, #238 of 768 in Illinois. Its National Register listings hold the grade up; its age pulls it down.
B+
HistoryA character grade: shown, never part of Bloomington City 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 Bloomington City Township’s 50.6 sits above most of its state (91% of Illinois towns have fewer) while its 399 historic buildings outnumber those of 96% of U.S. towns.
NoteThe founding year comes from Wikidata alone; no second source gives 1857.
How sure. Graded on any two of the three inputs instead, the letter would range from C+ to A. The pre-1940 share (±1.3 points) is firm at this size.
Founding year: Wikidata (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 Bloomington City Township’s past
Read from the archive, the National Register and the record. The page puts what stands out first.
Nothing in the archives for these yearsWeddings on Main Street, storms, parades, school pictures, the old store. If it’s in your family album, it belongs here.
The Bloomington area was at the edge of a large grove occupied by the Kickapoo before the first Euro-American settlers arrived in the early 1820s. Springing from the settlement of Keg Grove, later called Blooming Grove, Bloomington was named as county seat on December 25, 1830, when McLean County was created.
Bloomington City Township on the map, 1951 to 1998
Every edition of the U.S. Geological Survey’s map of Bloomington City Township. Tap a year, or press play to watch the town change.
1951Le Roy 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 Bloomington City 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 viewNorth View in, 1865
Find the spot, match the angle, and add your photo. It becomes the first then-and-now pair on Bloomington City Township’s page.
Questions about Bloomington City Township’s history
What year was Bloomington City Township founded?
In 1857, according to Wikidata. Bloomington City Township’s post office opened in 1829, and the census of 1850 counted 1,594 people here.
How does Bloomington City Township rank for history?
Bloomington City Township is more historic than 73% of U.S. towns, #238 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 Bloomington City Township?
15% of Bloomington City Township’s homes were built before 1940 (Census estimate, ±1.3 points), against a typical 11% for an Illinois town; the median home was built in 1982.
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 (13), the Library of Congress (9), Wikidata (1), Wikipedia, Wikidata and Wikipedia for famous people, U.S. Geological Survey historical maps and U.S. Census counts (via Wikipedia). Archive images are copied here with their credits and licenses, shown on each photo’s page. Refreshed monthly.