Wikipedia doesn’t have a history of Northampton yet. The photos, dates and memories neighbors add here are how it gets written.
Northampton ( NOR-thamp-tən, -dhamp-) is a hamlet and census-designated place (CDP) in Suffolk County, New York, United States on Long Island. The CDP population was 570 at the 2010 census. Northampton is in the Town of Southampton. The Eastern Campus of Suffolk County Community College is located in Northampton.
Between the 2010 and 2020 censuses its population grew from 570 to 763 (+34%).
Intro from Wikipedia. Population: U.S. Census Bureau.
From the old history books
What they wrote about Northampton in 1920
Passages that mention Northampton, cut from the printed page as they were published.
History of Northampton County [Pennsylvania] and the grand valley of the Lehigh under supervision and revision of William J. Heller, assisted by an advisory board of editors..1920 · page 534Read the page →
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Northampton Heights — The borough of Northampton Heights was fonnerly a part of the township of Lower Saucon. It is connected with the city of Bethlehem by a bridge over the Lehigh Valley railroad, and extends for about five blocks down two parallel streets. The population is estimated to be about 1,200, mostly employes of the Bethlehem Steel Works. During the late war the population was increased several thousands, a large percentage being Greeks, Hungarians, and Russians. At a short distance from the borough is located the Lehigh Coke Works, operated by the Bethlehem Steel
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History of Northampton County [Pennsylvania] and the grand valley of the Lehigh under supervision and revision of William J. Heller, assisted by an advisory board of editors..1920 · page 237Read the page →
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of Freeman M. Messinger, of Easton. Pennsylvania, their settlement in Northampton county, dating from 1743. The American ancestor, Michael Messinger, bought land in Forks township from the heirs of William Pcnn. there located and founded the important Messinger family of Northampton county. The line of descent to Freeman M. Messinger is thus traced. Michael Messinger was born in Switzerland, November 10, 1719, died October 24, 1791, in Northampton county, Pennsylvania. He married Catherine Abel, born April 23, 1723, died July i, 1785, and they were the parents
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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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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.
