St. James, NY Demographics

A map of St. James's Population by Race

St. James, New York has an estimated population of 13,244, a slight decrease from the 13,487 recorded in the 2020 Census. The population is 80.8% White, 11.6% Hispanic, 5.7% Asian, 1.4% Multiracial, 0.3% Native American/Other, and 0.2% Black. This demographic dot map shows the population of St. James, with one dot drawn for each person counted by the Census, color-coded by race.

St. James has become considerably more racially diverse since the 2020 Census. It is considerably less diverse than New York overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In St. James, that probability was 26.5% in 2020 and 33.0% in the most recent ACS estimates.

St. James is ranked the 152nd most populous place in New York, out of 1,291 places. This ranking is based on the Census definition of a place, which includes incorporated places like cities, towns, and villages, as well as unincorporated census-designated places (CDPs). St. James was ranked the 151st most populous place in the 2020 Census.

St. James's White Population

10,705 residents of St. James, or 80.8% of the population, identify as White. The share of White residents in St. James is significantly higher than in New York overall, where 52.8% of the population is White. St. James ranks 670th statewide in terms of White residents as a share of the population, out of 1,291 places.

Since the 2020 Census, St. James's White population has declined by an estimated 6.9%. White residents' share of St. James's population has decreased from 85.3% to 80.8%.

St. James is more White than neighboring Head of the Harbor (74% White), Nesconset (74% White), Stony Brook (73.7% White), and Lake Grove (71.4% White). St. James is less White than neighboring Village of the Branch (88.4% White).

St. James's Black Population

29 residents of St. James, or 0.2% of the population, identify as Black. The share of Black residents in St. James is considerably lower than in New York overall, where 13.4% of the population is Black. St. James ranks 832nd statewide in terms of Black residents as a share of the population, out of 1,291 places.

Since the 2020 Census, St. James's Black population has declined by an estimated 75.2%. Black residents' share of St. James's population has decreased from 0.9% to 0.2%.

St. James is less Black than neighboring Head of the Harbor (1.7% Black), Nesconset (3.6% Black), Stony Brook (2.5% Black), Lake Grove (1.4% Black), and Village of the Branch (2.2% Black).

St. James's Asian Population

750 residents of St. James, or 5.7% of the population, identify as Asian. The share of Asian residents in St. James is slightly lower than in New York overall, where 9% of the population is Asian. St. James ranks 316th statewide in terms of Asian residents as a share of the population, out of 1,291 places.

Since the 2020 Census, St. James's Asian population has grown by an estimated 46.2%. Asian residents' share of St. James's population has increased from 3.8% to 5.7%.

St. James is more Asian than neighboring Head of the Harbor (5.6% Asian), and Village of the Branch (4.2% Asian). St. James is less Asian than neighboring Nesconset (7.2% Asian), Stony Brook (15.1% Asian), and Lake Grove (11% Asian).

St. James's Hispanic Population

1,534 residents of St. James, or 11.6% of the population, identify as Hispanic. The share of Hispanic residents in St. James is lower than in New York overall, where 19.8% of the population is Hispanic. St. James ranks 467th statewide in terms of Hispanic residents as a share of the population, out of 1,291 places.

Since the 2020 Census, St. James's Hispanic population has grown by an estimated 47.9%. Hispanic residents' share of St. James's population has increased from 7.7% to 11.6%.

St. James is more Hispanic than neighboring Nesconset (10.5% Hispanic), Stony Brook (7% Hispanic), and Village of the Branch (2.9% Hispanic). St. James is less Hispanic than neighboring Head of the Harbor (12.2% Hispanic), and Lake Grove (11.7% Hispanic).

St. James's Native American/Other Population

43 residents of St. James, or 0.3% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in St. James is comparable to the share in New York overall, where 1.2% of the population is Native American/Other. St. James ranks 1061st statewide in terms of Native American/Other residents as a share of the population, out of 1,291 places.

Since the 2020 Census, St. James's Native American/Other population has grown by an estimated 26.5%. Native American/Other residents' share of St. James's population has remained roughly unchanged at 0.3%.

St. James is more Native American/Other than neighboring Head of the Harbor (0% Native American/Other), Nesconset (0% Native American/Other), and Village of the Branch (0% Native American/Other). St. James is less Native American/Other than neighboring Stony Brook (0.4% Native American/Other), and Lake Grove (1% Native American/Other).

St. James's Multiracial Population

183 residents of St. James, or 1.4% of the population, identify as Multiracial. The share of Multiracial residents in St. James is slightly lower than in New York overall, where 3.8% of the population is Multiracial. St. James ranks 1127th statewide in terms of Multiracial residents as a share of the population, out of 1,291 places.

Since the 2020 Census, St. James's Multiracial population has declined by an estimated 36.0%. Multiracial residents' share of St. James's population has decreased from 2.1% to 1.4%.

St. James is more Multiracial than neighboring Stony Brook (1.3% Multiracial). St. James is less Multiracial than neighboring Head of the Harbor (6.5% Multiracial), Nesconset (4.7% Multiracial), Lake Grove (3.5% Multiracial), and Village of the Branch (2.4% Multiracial).

Sources: Most recent population estimates are from the 2020-2024 American Community Survey 5-Year Estimates. 2020 population counts and map data are from 2020 Census State Redistricting Data. Geographic data are from Census TIGER/Line Shapefiles.