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BHistory
History · Black River

Black River’s post office opened in 1837, and 28% of its homes were built before 1940

More historic than 64% of U.S. towns. What drives it

Below: 1 old photo or paper, maps from 1903 on, and the census since 1860.

1837first post office
0on the National Register
28%homes built before 1940
1old photo or paper
Quick answers

How Black River began

When was Black River founded?

1837

The Black River post office opened in 1837, the earliest record of the town by name.

First census: 250 in 18602020 census: 1,232189 years

How historic is Black River?

B

More historic than 64% of U.S. towns, on its age, its old homes and the National Register.

What drives the grade ↓
Founding year: the first Black River post office (Blevins & Helbock, CC0).The full story ↓
History grade

What drives Black River’s History grade

On its age, its old homes and the National Register, Black River is more historic than 64% of U.S. towns. Its share of homes from before 1940 holds the grade up; its National Register listings pull it down.

B
HistoryA character grade: shown, never part of Black River’s overall grade.
All U.S. towns we grade (21,289)Ahead of 64%
NewerOlder

New York towns list more on the Register than most of the country (a typical New York town has 12.3 per 10,000 residents, the U.S. 2.4), so Black River’s 0.0 sits below most of its state (10% of New York towns have fewer) while its 0 listings outnumber those of 23% 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 (±5.4 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 Black River’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 Black River’s collection

The first neighbors to add old photos shape how Black River’s history is told.

Decades since 1900 with photos
00s10s20s30s40s50s60s70s80s90s
0 of 10 decades. The empty ones are waiting for someone’s album.
On the map

Black River on the map, 1903 to 1982

Every edition of the U.S. Geological Survey’s map of Black River. Tap a year, or press play to watch the town change.

Black River on the 1903 USGS mapBlack River on the 1948 USGS mapBlack River on the 1958 USGS mapBlack River on the 1982 USGS map1903Theresa 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 Black River.

The story

How Black River came to be

From Wikipedia’s history of Black River.

Read it all →

The area was first settled around 1806 by the erection of a mill on the south side of the Black River. The village was previously called "Lockport", and grew to include both sides of the river as well as two small river islands.

Text from Wikipedia, licensed CC BY-SA 4.0.

From the old history books

What they wrote about Black River, 1854–1881

Passages that mention Black River, cut from the printed page as they were published.

On the Black River Feeder, from Boonville, to and including the reservoir on the Black River, a distance of twelve miies, there are located, one guard-lock, three culverts, three wasteweirs, ten road bridges, two farm bridges, one tow-path bridge, one dam, one lock house, and six stop-gates. On the…
A history of Jefferson County in the state of New York1854 · page 346Read the page →
Read the text

On the Black River Feeder, from Boonville, to and including the reservoir on the Black River, a distance of twelve miies, there are located, one guard-lock, three culverts, three wasteweirs, ten road bridges, two farm bridges, one tow-path bridge, one dam, one lock house, and six stop-gates. On the Black River, between High Falls and Carthage, a distance of forty-two and one-half miles, are located, one dam at Carthage, and two draw bridges, one at Illingworths, and the other at Beach's

Text read by machine from the scan; it may contain errors.
tance from the business part of the village. This question of location was not settled without the most active efforts being made by Brownville to secure the site; but the balance of settlement was then south of Black River, and the level lands in the north part of the county were represented to th…
A history of Jefferson County in the state of New York1854 · page 29Read the page →
Read the text

tance from the business part of the village. This question of location was not settled without the most active efforts being made by Brownville to secure the site; but the balance of settlement was then south of Black River, and the level lands in the north part of the county were represented to the commissioners as swampy and incapable of settlement. Jacob Brown, finding it impossible to secure this advantage to his place, next endeavored to retain it, at least, north of Black River, and offered an

Text read by machine from the scan; it may contain errors.
ment, was appointed, and continued till the lands were sold and accounts settled with the proprietor. On the 13th of April, 1846, the last of the lands were sold, it being an island near the village of Black River. Most of the settlers enumerated in the previous list came in and commenced improveme…
History of Jefferson County, New York1878Read the page →
Read the text

ment, was appointed, and continued till the lands were sold and accounts settled with the proprietor. On the 13th of April, 1846, the last of the lands were sold, it being an island near the village of Black River. Most of the settlers enumerated in the previous list came in and commenced improvements immediately.

Text read by machine from the scan; it may contain errors.
In 1839, he was transferred to the Black River Conference and appointed as principal of the Mexico Academy in Oswego County.* The next year, 1840, he was received into full connection by the Black River Conference, and re-appointed to the charge of the same school. In 1841, he entered into the past…
Black River and Northern New York conference memorial. Second series. Containing sketches of the life and character of the deceased members of the above conferences, not included in the former work. Brought down to ... 1800..1881 · page 349Read the page →
Read the text

In 1839, he was transferred to the Black River Conference and appointed as principal of the Mexico Academy in Oswego County.* The next year, 1840, he was received into full connection by the Black River Conference, and re-appointed to the charge of the same school. In 1841, he entered into the pastoral work, and was appointed to the charge of Jordan station, in Onondaga County ; here he remained one year, and in 1842, he was appointed preacher in

Text read by machine from the scan; it may contain errors.

Scans and text from the Internet Archive. Books published in 1930 or earlier, which are in the public domain.

By decade

Black River, decade by decade

One decade in the archive so far: the 1860s. Scroll each row; tap a photo for its story.

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.

Sterlingville (Village); Black River (Village); Pamelia Four Cors. (Village); Pamelia Four Corners Business Directory.;…
Retake this viewSterlingville (Village); Black River (Village); Pamelia Four Cors. (Village); Pamelia Four Corners Business Directory.;…, 1864

Find the spot, match the angle, and add your photo. It becomes the first then-and-now pair on Black River’s page.

Retake this view · +15
People over time

Black River, census by census

02004006008001,0001,2001,400190019502000Peak: 1,384

Between 181 and 1,384 people in every census since 1860.

16 censuses, 1860–2020.

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

Famous people

Famous people close to Black River

Nobody well known was born in Black River 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 Black River’s history

What year was Black River founded?

The Black River post office opened in 1837, the earliest record of the town by name (U.S. post office records).

How does Black River rank for history?

Black River is more historic than 64% of U.S. towns. 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.

How old are the homes in Black River?

28% of Black River’s homes were built before 1940 (Census estimate, ±5.4 points), against a typical 27% for a New York town; the median home was built in 1972.

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).

From Wikimedia Commons (1), Wikipedia, U.S. Geological Survey historical maps, U.S. Census counts (via Wikipedia) and old county and town histories (Internet Archive). Archive images are copied here with their credits and licenses, shown on each photo’s page. Refreshed monthly.