From Riverside Township’s archive · credits on each photo
Quick answers
How Riverside Township began
When was Riverside Township founded?
1867
The Riverside Township post office opened in 1867, the earliest record of the town by name. Another post office, Progress (1854), opened inside today’s town and later closed.
First census: 777 in 18802020 census: 8,003159 years
How historic is Riverside Township?
B+
More historic than 69% of U.S. towns, on its age, its old homes and the National Register.
Founding year: the first Riverside Township post office (Blevins & Helbock, CC0).
History grade
What drives Riverside Township’s History grade
On its age, its old homes and the National Register, Riverside Township is more historic than 69% of U.S. towns, #182 of 468 in New Jersey. Its share of homes from before 1940 holds the grade up; its age pulls it down.
B+
HistoryA character grade: shown, never part of Riverside Township’s overall grade.
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 Riverside Township’s 2.5 sits near the middle of its state (43% of New Jersey towns have fewer) while its 2 historic buildings outnumber those of 60% of U.S. towns.
How sure. Graded on any two of the three inputs instead, the letter would range from C to A−. The pre-1940 share is a Census survey estimate (±8.0 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 Riverside Township’s past
Read from the archive, the National Register and the record. The page puts what stands out first.
Wikipedia doesn’t have a history of Riverside Township yet. The photos, dates and memories neighbors add here are how it gets written.
Riverside Township is a township in Burlington County, in the U.S. state of New Jersey. As of the 2020 United States census, the township's population was 8,003, a decrease of 76 (−0.9%) from the 2010 census count of 8,079, which in turn reflected an increase of 168 (+2.1%) from the 7,911 counted in the 2000 census. The township, and all of Burlington County, is a part of the Philadelphia metropolitan area. Riverside was incorporated as a township by an act of the New Jersey Legislature on February 20, 1895, from portions of Delran Township. A portion of the township was annexed by Delran in 1901. The township was originally named Progress which was changed to Riverside for its location on …
Its first post office opened in 1867. Its population held steady between the last two censuses: 8,079 in 2010, 8,003 in 2020.
Intro from Wikipedia. Population: U.S. Census Bureau.
Famous people
11 famous people were born in Riverside Township
Writers, athletes, leaders and more, ranked by how widely they’re known.
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 Riverside Township. Tap a year, or press play to watch the town change.
1942Burlington 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 Riverside 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 view19690823 08 PC 5470 Riverside, NJ, 1969
Find the spot, match the angle, and add your photo. It becomes the first then-and-now pair on Riverside Township’s page.
The Riverside Township post office opened in 1867, the earliest record of the town by name (U.S. post office records).
How does Riverside Township rank for history?
Riverside Township is more historic than 69% of U.S. towns, #182 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 Riverside Township?
One place: the Philadelphia Watch Case Company Building (listed 1978).
How old are the homes in Riverside Township?
42% of Riverside Township’s homes were built before 1940 (Census estimate, ±8.0 points), against a typical 15% for a New Jersey town; the median home was built in 1950.
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), the National Register of Historic Places (1), 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.