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Mount Sinai, New York

CDP
Only Mount Sinai in Americasmall unincorporated community🌐 mount-sinai-ny.uscitysearch.com
Mount Sinai, New York

Mount Sinai is a hamlet and census-designated place (CDP) located within the Town of Brookhaven, in Suffolk County, New York, United States. As of the 2020 census, Mount Sinai had a population of 11,623.

Photo & intro: Wikipedia

About Mount Sinai

Mount Sinai, NY is a small unincorporated community located in southeastern New York.

Mount Sinai holds the status of a census-designated place — a real, named community that residents call home, governed at the county level. The community covers 6 square miles.

What Makes Mount Sinai Unique

  • The only place in America named Mount Sinai — a truly one-of-a-kind name among 32,000+ US communities.
  • An unincorporated community — no city hall of its own, which often means lower local taxes and county-managed services.
  • Positioned in southeastern New York, convenient to the region's corridors and crossings.

Why People Love It Here

  • Small-town pace of life: less traffic, more community, and neighbors who wave.
  • Cost of living typically runs below the big-metro average.
  • Well connected: 3+ neighboring communities within 3 miles.

🍽️ Where to Eat in Mount Sinai

  • Midori Sushi & Steakhouse — japanese
  • Mount Sinai Heritage Diner — american
  • Savino's Hideaway — italian

Local spots mapped by the OpenStreetMap community.

🏞️ Parks & Outdoors in Mount Sinai

Parks mapped by the OpenStreetMap community · "reviews" opens each park's live Google reviews.

🏫 Schools in Mount Sinai

  • MOUNT SINAI ELEMENTARY SCHOOL
  • MOUNT SINAI MIDDLE SCHOOL
  • ROBERT M GRABLE JR MOUNT SINAI HIGH SCHOOL

Public schools, U.S. Dept. of Education (NCES) 2023–24 directory.

⚡ Quick Facts

TypeCDP
Population (2024)
Land area6 sq mi
Coordinates40.9418, -73.0202

🗺️ Map of Mount Sinai