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History · East Nassau

East Nassau’s post office opened in 1833, and 48% of its homes were built before 1940

1 place in town is on the National Register. Below: maps from 1893 on and the census since 1870.

1833first post office
1on the National Register
48%homes built before 1940
Photo: UtsukushiHikariNY · CC BY-SA 4.0
Quick answers

How East Nassau began

When was East Nassau founded?

1833

The East Nassau post office opened in 1833, the earliest record of the town by name.

First census: 192 in 18702020 census: 559193 years
Founding year: the first East Nassau post office (Blevins & Helbock, CC0).The full story ↓

What stands out about East Nassau’s past

Read from the archive, the National Register and the record. The page puts what stands out first.

★ What stands out · Help out

Start East Nassau’s collection

The first neighbors to add old photos shape how East Nassau’s history is told.

Decades since 1900 with photos
00s10s20s30s40s50s60s70s80s90s
0 of 10 decades. The empty ones are waiting for someone’s album.
People over time

East Nassau, census by census

010020030040050060018801900192019401960198020002020192 in 1870Low: 88

Lost half of its people between 1870 and 1880, then grew 6-fold.

5 censuses, 1870–2020.

U.S. Census Bureau decennial counts, from the census table on East Nassau’s Wikipedia page.

The story

How East Nassau came to be

From Wikipedia’s history of East Nassau.

Read it all →

The community was first known as "Schermerhorn's" after an early inhabitant. East Nassau incorporated as a village in 1998.

The East Nassau Central School was listed on the National Register of Historic Places in 1997.

Text from Wikipedia, licensed CC BY-SA 4.0.

By decade

East Nassau, decade by decade

On the map

East Nassau on the map in 1893

The U.S. Geological Survey’s map of East Nassau.

East Nassau on the 1893 USGS map1893Troy 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 East Nassau.

On the National Register

1 historic place in East Nassau

The country’s official list of buildings and places worth saving.

place listed
1
National Historic Landmarks
0
none yet
historic buildings protected
1
each building in a district counts

National Park Service, National Register of Historic Places. Photos from Wikimedia Commons, credited on each place’s page.

Famous people

Famous people close to East Nassau

Nobody well known was born in East Nassau itself, so here are the best known from just nearby.

See all →
Stories next door

History across the town line

Each neighbor’s History grade, on the same three inputs.

Questions about East Nassau’s history

What year was East Nassau founded?

The East Nassau post office opened in 1833, the earliest record of the town by name (U.S. post office records).

Memory lane

What the archives can’t tell you, neighbors can.

Town Square →
Start a conversation
Sources

Where this page comes from

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). How TownRatings grades history →

From Wikimedia Commons (1), Wikipedia, 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.