Saint James, NY Profile: Facts, Map & Data


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Saint James, New York - Basic Facts

The Saint James Census Designated Place had a population of 13,702 as of July 1, 2017. Saint James ranks in the upper quartile for Population Density when compared to the other cities, towns and Census Designated Places (CDPs) in New York. See peer rankings below.

The primary coordinate point for Saint James is located at latitude 40.8764 and longitude -73.1521 in Suffolk County. The formal boundaries for the Saint James Census Designated Place (see map below) encompass a land area of 4.56 sq. miles and a water area of 0 sq. miles. Suffolk County is in the Eastern time zone (GMT -5). The elevation is 151 feet.

The Saint James Census Designated Place (GNIS ID: 2390347) 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 Saint James Census Designated Place is located within Town of Smithtown, a minor civil division (MCD) of Suffolk County.

Beneath the boundary map are tables with Saint James population, income and housing data, five-year growth projections and peer comparisons for key demographic data. The estimates are for July 1, 2017.

Alternate Unofficial Names for Saint James: Saint Jamesville, Sher-a-wog.

EXTREMELY LOCAL Demographic Data

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Saint James Census Designated Place, NY Boundary Map

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Boundary Maps: Town of Smithtown | Suffolk County | New York Counties

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Saint James, NY Data & Demographics (As of July 1, 2017)


Total Population 13,702
Daytime Population: Workers 5,409
Daytime Population: Residents 7,157
Total Daytime Population (TDP) 12,566
Ratio TDP/Total Population1 0.92
Population in Households 13,252
Population in Familes 11,580
Population in Group Qrtrs 450
Population Density2 3,004
Diversity Index3 25


Median Household Income $104,577
Average Household Income $130,301
Per Capita Income $44,985


Total Housing Units 4,832 (100%)
Owner Occupied HU 4,124 (85.3%)
Renter Occupied HU 497 (10.3%)
Vacant Housing Units 211 ( 4.4%)
Median Home Value $470,842
Average Home Value $528,928


Total Households 4,621
Average Household Size 2.87
Family Households 3,428
Average Family Size 3
  1. If the ratio of the TDP to Total Population is greater than 1, the location gains population during the day when commuting workers are present. If the ratio is less than 1, the location is more of a bedroom community where people commute to another place for work.
  2. Population Density = Total Population per square mile.
  3. The Diversity Index is a scale of 0 to 100 that represents the likelihood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.


2010-2017 2017-2022
Population 0.37% 0.39%
Households 0.26% 0.3%
Families 0.13% 0.23%
Median Household Income   1.33%
Per Capita Income   2.08%

Saint James, NY - Peer Comparisons by Rank and Percentile

The table below compares Saint James to the other 1,196 incorporated cities, towns and CDPs in New York by rank and percentile using July 1, 2017 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 # 150 88th
Population Density # 275 77th
Diversity Index # 568 53rd
Median Household Income # 196 84th
Per Capita Income # 259 78th

Additional comparisons and rankings can be made with a VERY EASY TO USE New York Census Data Comparison Tool.

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