Mount Sinai is a hamlet and census-designated place (CDP) located within the Town of Brookhaven, in Suffolk County, New York, United States. The population was 12,118 at the 2010 census. The hamlet is located on the North Shore of Long Island.
The c.1807 Mount Sinai Congregational Church
The Davis homestead on North Country Road
Little Portion Friary, an affiliate of the Society of Saint Francis
Mount Sinai Congregational Church
Brookhaven, formally the Town of Brookhaven, is a large suburban town in Suffolk County, Long Island, New York. With a population of 488,497 as of 2022, it is the second most populous town in the United States and in New York and the third most populous community in the state.
Seal
Image: 石溪大学王嘉廉中心
Image: Setauket Mill
Image: Long Island Museum carriage house