South Dennis, NJ Demographics

A map of South Dennis's Population by Race

South Dennis, New Jersey has an estimated population of 1,528, a large decrease from the 1,703 recorded in the 2020 Census. The population is 92.8% White, 3.8% Multiracial, 2.0% Hispanic, 1.4% Black, 0.1% Asian, and 0.0% Native American/Other. This demographic dot map shows the population of South Dennis, with one dot drawn for each person counted by the Census, color-coded by race.

South Dennis 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 South Dennis, that probability was 20.0% in 2020 and 13.7% in the most recent ACS estimates.

South Dennis is ranked the 507th 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). South Dennis was ranked the 483rd most populous place in the 2020 Census.

South Dennis's White Population

1,418 residents of South Dennis, or 92.8% of the population, identify as White. The share of White residents in South Dennis is significantly higher than in New Jersey overall, where 50.9% of the population is White. South Dennis ranks 85th statewide in terms of White residents as a share of the population, out of 700 places.

Since the 2020 Census, South Dennis's White population has declined by an estimated 6.6%. White residents' share of South Dennis's population has increased from 89.2% to 92.8%.

South Dennis is more White than neighboring Dennisville (83.2% White), South Seaville (88.7% White), Goshen (85.3% White), Woodbine (48.9% White), and Ocean View (85.2% White).

South Dennis's Black Population

21 residents of South Dennis, or 1.4% of the population, identify as Black. The share of Black residents in South Dennis is considerably lower than in New Jersey overall, where 12.2% of the population is Black. South Dennis ranks 572nd statewide in terms of Black residents as a share of the population, out of 700 places.

Since the 2020 Census, South Dennis's Black population has grown by an estimated 23.5%. Black residents' share of South Dennis's population has remained roughly unchanged at 1.4%.

South Dennis is more Black than neighboring Dennisville (0% Black), and South Seaville (0% Black). South Dennis is less Black than neighboring Goshen (14.7% Black), Woodbine (16.8% Black), and Ocean View (1.6% Black).

South Dennis's Asian Population

1 residents of South Dennis, or 0.1% of the population, identify as Asian. The share of Asian residents in South Dennis is lower than in New Jersey overall, where 10% of the population is Asian. South Dennis ranks 639th statewide in terms of Asian residents as a share of the population, out of 700 places.

Since the 2020 Census, South Dennis's Asian population has declined by an estimated 88.9%. Asian residents' share of South Dennis's population has remained roughly unchanged at 0.1%.

South Dennis is more Asian than neighboring Dennisville (0% Asian), South Seaville (0% Asian), Goshen (0% Asian), and Ocean View (0% Asian). South Dennis is less Asian than neighboring Woodbine (0.3% Asian).

South Dennis's Hispanic Population

30 residents of South Dennis, or 2.0% of the population, identify as Hispanic. The share of Hispanic residents in South Dennis is significantly lower than in New Jersey overall, where 22.5% of the population is Hispanic. South Dennis ranks 643rd statewide in terms of Hispanic residents as a share of the population, out of 700 places.

Since the 2020 Census, South Dennis's Hispanic population has declined by an estimated 50.0%. Hispanic residents' share of South Dennis's population has decreased from 3.5% to 2.0%.

South Dennis is more Hispanic than neighboring Goshen (0% Hispanic), and Ocean View (1.8% Hispanic). South Dennis is less Hispanic than neighboring Dennisville (9.6% Hispanic), South Seaville (8.9% Hispanic), and Woodbine (26.3% Hispanic).

South Dennis's Native American/Other Population

0 residents of South Dennis, or 0.0% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in South Dennis is comparable to the share in New Jersey overall, where 0.9% of the population is Native American/Other. South Dennis ranks 606th statewide in terms of Native American/Other residents as a share of the population, out of 700 places.

Since the 2020 Census, South Dennis's Native American/Other population has declined by an estimated 100.0%. Native American/Other residents' share of South Dennis's population has remained roughly unchanged at 0.0%.

South Dennis is less Native American/Other than neighboring Woodbine (0.5% Native American/Other).

South Dennis's Multiracial Population

58 residents of South Dennis, or 3.8% of the population, identify as Multiracial. The share of Multiracial residents in South Dennis is comparable to the share in New Jersey overall, where 3.5% of the population is Multiracial. South Dennis ranks 44th statewide in terms of Multiracial residents as a share of the population, out of 700 places.

Since the 2020 Census, South Dennis's Multiracial population has declined by an estimated 38.3%. Multiracial residents' share of South Dennis's population has decreased from 5.5% to 3.8%.

South Dennis is more Multiracial than neighboring South Seaville (2.5% Multiracial), and Goshen (0% Multiracial). South Dennis is less Multiracial than neighboring Dennisville (7.2% Multiracial), Woodbine (7.2% Multiracial), and Ocean View (11.4% 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.