Each edition grades its towns against each other only.
More historic than 66% of U.S. towns · #288 of 768 in Illinois. What drives it
13 places in town are on the National Register. Below: maps from 1891 on and the census since 1950.
More historic than 66% of U.S. towns, on its age, its old homes and the National Register.
On its age, its old homes and the National Register, York Township is more historic than 66% of U.S. towns, #288 of 768 in Illinois. Its National Register listings hold the grade up; its share of homes from before 1940 pulls it down.
Among the 400 U.S. cities of 100,000 or more, York Township ranks #189 on History.
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 York Township’s 1.0 sits near the middle of its state (62% of Illinois towns have fewer) while its 13 listings outnumber those of 77% 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 York Township’s history is told.
Every edition of the U.S. Geological Survey’s map of York 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 York Township.
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.
Wikipedia doesn’t have a history of York Township yet. The photos, dates and memories neighbors add here are how it gets written.
York Township is one of nine townships in DuPage County, Illinois, United States. As of the 2020 census, its population was 128,425 and it contained 53,543 housing units.
Between the 2010 and 2020 censuses its population grew from 123,449 to 128,425 (+4%).
Intro from Wikipedia. Population: U.S. Census Bureau.
Woven from the archive, old maps, post office records, the National Register and the people born here.
Weddings on Main Street, storms, parades, school pictures, the old store. If it’s in your family album, it belongs here.
Grew from 43,362 people in 1950 to 128,425 in 2020.
8 censuses, 1950–2020.
U.S. Census Bureau decennial counts, from the census table on York Township’s Wikipedia page.
Nobody well known was born in York Township itself, so here are the best known from just nearby.
Another post office, York Centre, 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).
Each neighbor’s History grade, on the same three inputs.
York Township is more historic than 66% of U.S. towns, #288 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.
10% of York Township’s homes were built before 1940 (Census estimate), against a typical 11% for an Illinois town; the median home was built in 1969.
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 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.
