Seaside Heights, NJ Demographics

A map of Seaside Heights's Population by Race

Seaside Heights, New Jersey has an estimated population of 2,478, a slight increase from the 2,440 recorded in the 2020 Census. The population is 75.6% White, 20.0% Hispanic, 2.4% Native American/Other, 1.5% Asian, 0.5% Multiracial, and 0.0% Black. This demographic dot map shows the population of Seaside Heights, with one dot drawn for each person counted by the Census, color-coded by race.

Seaside Heights has become considerably less racially diverse since the 2020 Census. It is considerably less diverse than New Jersey overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Seaside Heights, that probability was 52.5% in 2020 and 38.8% in the most recent ACS estimates.

Seaside Heights is ranked the 424th most populous place in New Jersey, out of 700 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). Seaside Heights was ranked the 424th most populous place in the 2020 Census.

Seaside Heights's White Population

1,873 residents of Seaside Heights, or 75.6% of the population, identify as White. The share of White residents in Seaside Heights is significantly higher than in New Jersey overall, where 50.9% of the population is White. Seaside Heights ranks 466th statewide in terms of White residents as a share of the population, out of 700 places.

Since the 2020 Census, Seaside Heights's White population has grown by an estimated 19.1%. White residents' share of Seaside Heights's population has increased from 64.5% to 75.6%.

Seaside Heights is less White than neighboring Dover Beaches South (94.8% White), Seaside Park (90.9% White), Lavallette (95.5% White), Dover Beaches North (80.6% White), and Ocean Gate (89% White).

Seaside Heights's Black Population

0 residents of Seaside Heights, or 0.0% of the population, identify as Black. The share of Black residents in Seaside Heights is considerably lower than in New Jersey overall, where 12.2% of the population is Black. Seaside Heights ranks 215th statewide in terms of Black residents as a share of the population, out of 700 places.

Since the 2020 Census, Seaside Heights's Black population has declined by an estimated 100.0%. Black residents' share of Seaside Heights's population has decreased from 5.6% to 0.0%.

Seaside Heights is less Black than neighboring Seaside Park (2.7% Black), Dover Beaches North (0.3% Black), and Ocean Gate (1.3% Black).

Seaside Heights's Asian Population

38 residents of Seaside Heights, or 1.5% of the population, identify as Asian. The share of Asian residents in Seaside Heights is lower than in New Jersey overall, where 10% of the population is Asian. Seaside Heights ranks 496th statewide in terms of Asian residents as a share of the population, out of 700 places.

Since the 2020 Census, Seaside Heights's Asian population has grown by an estimated 5.6%. Asian residents' share of Seaside Heights's population has remained roughly unchanged at 1.5%.

Seaside Heights is more Asian than neighboring Dover Beaches South (0% Asian), Lavallette (0.6% Asian), and Dover Beaches North (0% Asian). Seaside Heights is less Asian than neighboring Seaside Park (2% Asian), and Ocean Gate (2.5% Asian).

Seaside Heights's Hispanic Population

495 residents of Seaside Heights, or 20.0% of the population, identify as Hispanic. The share of Hispanic residents in Seaside Heights is slightly lower than in New Jersey overall, where 22.5% of the population is Hispanic. Seaside Heights ranks 102nd statewide in terms of Hispanic residents as a share of the population, out of 700 places.

Since the 2020 Census, Seaside Heights's Hispanic population has declined by an estimated 12.5%. Hispanic residents' share of Seaside Heights's population has decreased from 23.2% to 20.0%.

Seaside Heights is more Hispanic than neighboring Dover Beaches South (3.9% Hispanic), Seaside Park (2.6% Hispanic), Lavallette (2.8% Hispanic), Dover Beaches North (11.4% Hispanic), and Ocean Gate (0.5% Hispanic).

Seaside Heights's Native American/Other Population

59 residents of Seaside Heights, or 2.4% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Seaside Heights is comparable to the share in New Jersey overall, where 0.9% of the population is Native American/Other. Seaside Heights ranks 310th statewide in terms of Native American/Other residents as a share of the population, out of 700 places.

Since the 2020 Census, Seaside Heights's Native American/Other population has grown by an estimated 293.3%. Native American/Other residents' share of Seaside Heights's population has increased from 0.6% to 2.4%.

Seaside Heights is more Native American/Other than neighboring Dover Beaches South (0% Native American/Other), Seaside Park (0% Native American/Other), Lavallette (0% Native American/Other), Dover Beaches North (0% Native American/Other), and Ocean Gate (0% Native American/Other).

Seaside Heights's Multiracial Population

13 residents of Seaside Heights, or 0.5% of the population, identify as Multiracial. The share of Multiracial residents in Seaside Heights is slightly lower than in New Jersey overall, where 3.5% of the population is Multiracial. Seaside Heights ranks 92nd statewide in terms of Multiracial residents as a share of the population, out of 700 places.

Since the 2020 Census, Seaside Heights's Multiracial population has declined by an estimated 88.6%. Multiracial residents' share of Seaside Heights's population has decreased from 4.7% to 0.5%.

Seaside Heights is less Multiracial than neighboring Dover Beaches South (1.3% Multiracial), Seaside Park (1.8% Multiracial), Lavallette (1.1% Multiracial), Dover Beaches North (7.6% Multiracial), and Ocean Gate (6.7% 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.