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–Not graded
History · Winthrop

Winthrop’s post office opened in 1891, and 42% of its homes were built before 1940

Below: old-book passages.

1891first post office
0on the National Register
42%homes built before 1940
Quick answers

How Winthrop began

When was Winthrop founded?

1891

The Winthrop post office opened in 1891, the earliest record of the town by name.

2020 census: 489135 years
Founding year: the first Winthrop post office (Blevins & Helbock, CC0).

What stands out about Winthrop’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 Winthrop’s collection

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

Decades since 1900 with photos
00s10s20s30s40s50s60s70s80s90s
0 of 10 decades. The empty ones are waiting for someone’s album.
The story so far

Winthrop, in brief

Wikipedia doesn’t have a history of Winthrop yet. The photos, dates and memories neighbors add here are how it gets written.

Winthrop is a hamlet and census-designated place (CDP) in the town of Stockholm in St. Lawrence County, New York, United States. As of the 2020 census, Winthrop had a population of 489. The community is in northeastern St. Lawrence County, in the northeastern part of the town of Stockholm. It is bordered to the northeast by the community of Brasher Falls in the town of Brasher. The St. Regis River, a tributary of the St. Lawrence River, forms the southeastern border. New York State Route 11C passes through Winthrop, leading southwest 3 miles (5 km) to U.S. Route 11 at Stockholm Center, and looping northeast, east, and south 8 miles (13 km) to rejoin Route 11 at Cotey Corners in the town of …

Its first post office opened in 1891. Between the 2010 and 2020 censuses its population fell from 510 to 489 (-4%).

Intro from Wikipedia. Population: U.S. Census Bureau.

From the old history books

What they wrote about Winthrop in 1855

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

part of all the poor, that did belong to said town of Winthrop, at the time of their separation, according to their last valuation ; and provided any person or persons have removed from said town of Winthrop, and shall be hereafter returned as the poor of said town ; then and in such case the said …
A brief history of Winthrop, from 1764 to October 18551855 · page 228Read the page →
Read the text

part of all the poor, that did belong to said town of Winthrop, at the time of their separation, according to their last valuation ; and provided any person or persons have removed from said town of Winthrop, and shall be hereafter returned as the poor of said town ; then and in such case the said town of Readfield shall take and support as their poor all those who immediately before such removal were the inhabitants of that part of tho

Text read by machine from the scan; it may contain errors.
Then follows an enumeration of six particulars. The town Clerk's warrant was as follows : Li]N'COLN, ss. To Stephen Pullen, Constahle of the town of Winthrop, within the County of Lincoln, Greeting : In his Majesty's name you are required to warn the Freeholders and other Inhabitants of the Town of…
A brief history of Winthrop, from 1764 to October 18551855 · page 219Read the page →
Read the text

Then follows an enumeration of six particulars. The town Clerk's warrant was as follows : Li]N'COLN, ss. To Stephen Pullen, Constahle of the town of Winthrop, within the County of Lincoln, Greeting : In his Majesty's name you are required to warn the Freeholders and other Inhabitants of the Town of Winthrop duly 'qualified by Law to vote in town affairs to meet at the house of Squier Bishop, Innholder, in said

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

No old photos in the archives yet

Weddings on Main Street, storms, parades, school pictures, the old store. If it’s in your family album, it belongs here.

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Famous people

Famous people close to Winthrop

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

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Stories next door

History across the town line

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

Questions about Winthrop’s history

What year was Winthrop founded?

The Winthrop post office opened in 1891, the earliest record of the town by name (U.S. post office records).

Memory lane

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

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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 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.