Southold, NY Demographics

A map of Southold's Population by Race

Southold, New York has an estimated population of 6,397, an increase from the 6,040 recorded in the 2020 Census. The population is 76.7% White, 16.4% Hispanic, 3.0% Asian, 1.7% Native American/Other, 1.5% Multiracial, and 0.7% Black. This demographic dot map shows the population of Southold, with one dot drawn for each person counted by the Census, color-coded by race.

Southold 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 Southold, that probability was 31.3% in 2020 and 38.4% in the most recent ACS estimates.

Southold is ranked the 304th 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). Southold was ranked the 312th most populous place in the 2020 Census.

Southold's White Population

4,905 residents of Southold, or 76.7% of the population, identify as White. The share of White residents in Southold is significantly higher than in New York overall, where 52.8% of the population is White. Southold ranks 778th statewide in terms of White residents as a share of the population, out of 1,291 places.

Since the 2020 Census, Southold's White population has remained roughly the same. White residents' share of Southold's population has decreased from 81.8% to 76.7%.

Southold is more White than neighboring Greenport (57.3% White). Southold is less White than neighboring Peconic (86.9% White), Greenport West (78.3% White), Cutchogue (91.9% White), and New Suffolk (93% White).

Southold's Black Population

46 residents of Southold, or 0.7% of the population, identify as Black. The share of Black residents in Southold is considerably lower than in New York overall, where 13.4% of the population is Black. Southold ranks 748th statewide in terms of Black residents as a share of the population, out of 1,291 places.

Since the 2020 Census, Southold's Black population has declined by an estimated 30.3%. Black residents' share of Southold's population has remained roughly unchanged at 0.7%.

Southold is more Black than neighboring Peconic (0% Black), and New Suffolk (0% Black). Southold is less Black than neighboring Greenport West (7.1% Black), Greenport (1.4% Black), and Cutchogue (1.1% Black).

Southold's Asian Population

194 residents of Southold, or 3.0% of the population, identify as Asian. The share of Asian residents in Southold is lower than in New York overall, where 9% of the population is Asian. Southold ranks 670th statewide in terms of Asian residents as a share of the population, out of 1,291 places.

Since the 2020 Census, Southold's Asian population has grown by an estimated 148.7%. Asian residents' share of Southold's population has increased from 1.3% to 3.0%.

Southold is more Asian than neighboring Peconic (0.9% Asian), Greenport (2.4% Asian), Cutchogue (0.2% Asian), and New Suffolk (0.7% Asian). Southold is less Asian than neighboring Greenport West (3.5% Asian).

Southold's Hispanic Population

1,048 residents of Southold, or 16.4% of the population, identify as Hispanic. The share of Hispanic residents in Southold is slightly lower than in New York overall, where 19.8% of the population is Hispanic. Southold ranks 270th statewide in terms of Hispanic residents as a share of the population, out of 1,291 places.

Since the 2020 Census, Southold's Hispanic population has grown by an estimated 34.5%. Hispanic residents' share of Southold's population has increased from 12.9% to 16.4%.

Southold is more Hispanic than neighboring Peconic (11.4% Hispanic), Greenport West (6.1% Hispanic), Cutchogue (5.8% Hispanic), and New Suffolk (5.7% Hispanic). Southold is less Hispanic than neighboring Greenport (38.2% Hispanic).

Southold's Native American/Other Population

106 residents of Southold, or 1.7% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Southold is comparable to the share in New York overall, where 1.2% of the population is Native American/Other. Southold ranks 897th statewide in terms of Native American/Other residents as a share of the population, out of 1,291 places.

Since the 2020 Census, Southold's Native American/Other population has grown by an estimated 341.7%. Native American/Other residents' share of Southold's population has increased from 0.4% to 1.7%.

Southold is more Native American/Other than neighboring Peconic (0.7% Native American/Other), Greenport West (0% Native American/Other), Greenport (0.3% Native American/Other), Cutchogue (0% Native American/Other), and New Suffolk (0% Native American/Other).

Southold's Multiracial Population

98 residents of Southold, or 1.5% of the population, identify as Multiracial. The share of Multiracial residents in Southold is slightly lower than in New York overall, where 3.8% of the population is Multiracial. Southold ranks 973rd statewide in terms of Multiracial residents as a share of the population, out of 1,291 places.

Since the 2020 Census, Southold's Multiracial population has declined by an estimated 35.5%. Multiracial residents' share of Southold's population has decreased from 2.5% to 1.5%.

Southold is more Multiracial than neighboring Peconic (0% Multiracial), Greenport (0.4% Multiracial), Cutchogue (1% Multiracial), and New Suffolk (0.7% Multiracial). Southold is less Multiracial than neighboring Greenport West (5% 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.