Wikipedia doesn’t have a history of Merrick yet. The photos, dates and memories neighbors add here are how it gets written.
Merrick is a hamlet and census-designated place (CDP) in the Town of Hempstead in Nassau County, on the South Shore of Long Island, in New York, United States. As of the 2020 census, Merrick had a population of 22,040.
Its first post office opened in 1802. Its population held steady between the last two censuses: 22,097 in 2010, 22,040 in 2020.
Intro from Wikipedia. Population: U.S. Census Bureau.
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 (6), Wikidata and Wikipedia for famous people and U.S. Geological Survey historical maps. Archive images are copied here with their credits and licenses, shown on each photo’s page. Refreshed monthly.