How Ganeer Township came to be
From Wikipedia’s history of Ganeer Township.
Ganeer Township came into being on February 15, 1859. The township was excised from land in Momence Township.
Text from Wikipedia, licensed CC BY-SA 4.0.
Each edition grades its towns against each other only.
More historic than 90% of U.S. towns · #69 of 768 in Illinois. What drives it
Its Register listing is . Below: maps from 1922 on and the census since 2000.
More historic than 90% of U.S. towns, on its age, its old homes and the National Register.
On its age, its old homes and the National Register, Ganeer Township is more historic than 90% of U.S. towns, #69 of 768 in Illinois. All 2 inputs are above most U.S. towns; its National Register listings ranks highest and its share of homes from before 1940 lowest.
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 Ganeer Township’s 155 sits above most of its state (96% of Illinois towns have fewer) while its 49 historic buildings outnumber those of 85% 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 Ganeer 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 Ganeer 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 Ganeer Township.
From Wikipedia’s history of Ganeer Township.
Ganeer Township came into being on February 15, 1859. The township was excised from land in Momence Township.
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.
The country’s official list of buildings and places worth saving.
National Park Service, National Register of Historic Places. Photos from Wikimedia Commons, credited on each place’s page.
Between 3,148 and 3,312 people in every census since 2000.
3 censuses, 2000–2020.
U.S. Census Bureau decennial counts, from the census table on Ganeer Township’s Wikipedia page.
Nobody well known was born in Ganeer Township itself, so here are the best known from just nearby.
Each neighbor’s History grade, on the same three inputs.
Ganeer Township is more historic than 90% of U.S. towns, #69 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.
18% of Ganeer Township’s homes were built before 1940 (Census estimate, ±5.4 points), against a typical 11% for an Illinois town; the median home was built in 1965.
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, 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.

1922Momence sheet · 1:62,500