The following is a brief overview of the Population & Steets in Mount Sinai City. While the majority of residents identify as white, there are also a large number of people who are African American or of other races. In addition to the white population, the city has a large Hispanic population of about 17.8% and a small percentage of Asians. The rest of the population, ranging from low-income to middle-income, is comprised of immigrants from a variety of countries.
Although the Mount Sinai population increased over time, it did not develop as a commercial center and residents relied on businesses in nearby Port Jefferson for most of their needs. Prior to 1740, Mount Sinai residents often had to travel to Setauket to find services. In 1807, the Mount Sinai Congregational Church was built, and the Methodist church at Shore Road was sold and the congregation joined with Port Jefferson.
The city is home to three schools, each with its own address and telephone number. The schools in Mount Sinai City are known as M.S.A. School District. The Mount Sinai City School District is part of the New York City School District. The city is located in Suffolk County. It has an area code of 631. The ZIP code for Mount Sinai City is 11766. A list of schools can be found on the School page of this website.