Edison Township dates to 1651, and 4 of its places are on the National Register
More historic than 67% of U.S. towns · #204 of 468 in New Jersey. What drives it
Most of Edison Township was built recently: 6% of its homes predate 1940 and the median home dates from 1975. Below: 2 old photos and papers, maps from 1888 on, and the census since 1870.
Founding year: Wikidata. First post office: 1871.The full story ↓
History grade
What drives Edison Township’s History grade
On its age, its old homes and the National Register, Edison Township is more historic than 67% of U.S. towns, #204 of 468 in New Jersey. Its age holds the grade up; its share of homes from before 1940 pulls it down.
B+
HistoryA character grade: shown, never part of Edison Township’s overall grade.
Among the 400 U.S. cities of 100,000 or more, Edison Township ranks #185 on History.
New Jersey towns list more on the Register than most of the country (a typical New Jersey town has 3.7 per 10,000 residents, the U.S. 2.4), so Edison Township’s 0.6 sits below most of its state (27% of New Jersey towns have fewer) while its 6 historic buildings outnumber those of 72% of U.S. towns.
NoteThe founding year comes from Wikidata alone; no second source gives 1651.
How sure. Graded on any two of the three inputs instead, the letter would range from C+ to A−. The pre-1940 share (±1.1 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 Edison Township’s past
Read from the archive, the National Register and the record. The page puts what stands out first.
The earliest residents of the area were the Raritan people of the Lenape Native Americans, who lived there and traveled through it to the shore. In 1646, Chief Matouchin led a group of 1,200 warriors.
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.
Every edition of the U.S. Geological Survey’s map of Edison Township. Tap a year, or press play to watch the town change.
1888Plainfield 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 Edison 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 viewPlainfieldCC-1909, 1909
Find the spot, match the angle, and add your photo. It becomes the first then-and-now pair on Edison Township’s page.
In 1651, according to Wikidata. Edison Township’s post office opened in 1871, and the census of 1870 counted 3,460 people here.
How does Edison Township rank for history?
Edison Township is more historic than 67% of U.S. towns, #204 of 468 in New Jersey. 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.
What is on the National Register in Edison Township?
4 listings: 3 buildings and 1 structure. 6 historic buildings in all.
How old are the homes in Edison Township?
6% of Edison Township’s homes were built before 1940 (Census estimate, ±1.1 points), against a typical 15% for a New Jersey town; the median home was built in 1975.
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 (11), Wikidata (1), the National Register of Historic Places (4), Wikipedia, Wikidata and Wikipedia for famous people, 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.