Also See: Mount Sinai, NY ZIP Codes & ZIP Code Maps
The Mount Sinai Census Designated Place had a population of 11,863 as of July 1, 2020.
The primary coordinate point for Mount Sinai is located at latitude 40.947 and longitude -73.0295 in Suffolk County. The formal boundaries for the Mount Sinai Census Designated Place encompass a land area of 6 sq. miles and a water area of 0.42 sq. miles. Suffolk County is in the Eastern time zone (GMT -5). The elevation is 33 feet.
The Mount Sinai Census Designated Place (GNIS ID: 2389517) has a U1 Census Class Code which indicates a census designated place with an official federally recognized name. It also has a Functional Status Code of "S" which identifies a statistical entity.
The Mount Sinai Census Designated Place is located within Town of Brookhaven, a minor civil division (MCD) of Suffolk County.
Alternate Unofficial Names for Mount Sinai: Mount Vernon, Non-o-wan-tuck, Old Mans, Old Man's Harbor, Ould Mans.
POPULATION | |
|---|---|
| Total Population | 11,863 (100%) |
| Population in Households | 11,829 (99.7%) |
| Population in Families | 10,787 (90.9%) |
| Population in Group Quarters1 | 34 ( 0.3%) |
| Population Density | 1,978 |
| Diversity Index2 | 32 |
INCOME | |
| Median Household Income | $128,355 |
| Average Household Income | $164,718 |
| % of Income for Mortgage4 | 17% |
| Per Capita Income | $55,599 |
| Wealth Index5 | 264 |
HOUSING | |
|---|---|
| Total HU (Housing Units) | 4,295 (100%) |
| Owner Occupied HU | 3,758 (87.5%) |
| Renter Occupied HU | 246 ( 5.7%) |
| Vacant Housing Units | 291 ( 6.8%) |
| Median Home Value | $514,416 |
| Average Home Value | $568,654 |
| Housing Affordability Index3 | 110 |
HOUSEHOLDS | |
| Total Households | 4,004 |
| Average Household Size | 2.95 |
| Family Households | 3,304 |
| Average Family Size | 3 |
GROWTH RATE / YEAR | 2010-2020 | 2020-2025 |
|---|---|---|
| Population | -0.21% | -0.36% |
| Households | -0.18% | -0.37% |
| Families | -0.25% | -0.41% |
| Median Household Income | 0.51% | |
| Per Capita Income | 1.25% | |
| Owner Occupied HU | -0.36% |
The table below compares Mount Sinai to the other 1,195 incorporated cities, towns and CDPs in New York by rank and percentile using July 1, 2020 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.
| Variable Description | Rank | Percentile |
|---|---|---|
| Total Population | # 165 | 86th |
| Population Density | # 415 | 65th |
| Median Household Income | # 142 | 88th |
| Housing Affordability Index | # 322 | 27th |
| Per Capita Income | # 184 | 85th |
| Diversity Index | # 468 | 61st |
Additional comparisons and rankings can be made with a VERY EASY TO USE New York Census Data Comparison Tool.
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