Census Dots

South River, NJ Demographics

A map of South River's Population by Race

Race
PopulationPercent
White
8,80454.6%
Hispanic
4,19826.0%
Black
1,0006.2%
Multiracial
8455.2%
Asian
8265.1%
Native American/Other
4452.8%

South River, New Jersey had a population of 16,118 in 2020. It was 54.6% White, 6.2% Black, 5.1% Asian, 26.0% Hispanic, 2.8% Native American/Other, and 5.2% Multiracial. This map presents the population of South River, with one dot drawn for each person counted in the 2020 Census, color-coded by race.

Of the 701 places in New Jersey, South River is the 73rd most populous. 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 River's White Population

8,804 residents of South River identify as White, or 54.6%. This makes the White share of the population of South River roughly similar to the White share of the population of New Jersey (51.9% White). Of the 701 places in New Jersey, South River is ranked #539 in terms of White residents as a share of the population.

South River is more White than neighboring Sayreville (49.3% White), and Highland Park (54.5% White). South River is less White than neighboring Spotswood (75.3% White), Milltown (78.9% White), and Old Bridge (64.3% White).

South River's Black Population

1,000 residents of South River identify as Black, or 6.2%. This makes the Black share of the population of South River slightly less than the Black share of the population of New Jersey (12.4% Black). Of the 701 places in New Jersey, South River is ranked #201 in terms of Black residents as a share of the population.

South River is more Black than neighboring Spotswood (3.3% Black), Milltown (2.5% Black), and Old Bridge (5.1% Black). South River is less Black than neighboring Sayreville (12.7% Black), and Highland Park (8.3% Black).

South River's Asian Population

826 residents of South River identify as Asian, or 5.1%. This makes the Asian share of the population of South River slightly less than the Asian share of the population of New Jersey (10.2% Asian). Of the 701 places in New Jersey, South River is ranked #260 in terms of Asian residents as a share of the population.

South River is more Asian than neighboring Milltown (3.5% Asian). South River is less Asian than neighboring Spotswood (6.4% Asian), Sayreville (16.8% Asian), Old Bridge (12.7% Asian), and Highland Park (17.5% Asian).

South River's Hispanic Population

4,198 residents of South River identify as Hispanic, or 26.0%. This makes the Hispanic share of the population of South River roughly similar to the Hispanic share of the population of New Jersey (21.6% Hispanic). Of the 701 places in New Jersey, South River is ranked #86 in terms of Hispanic residents as a share of the population.

South River is more Hispanic than neighboring Spotswood (11.2% Hispanic), Milltown (11.5% Hispanic), Sayreville (17.4% Hispanic), Old Bridge (14.5% Hispanic), and Highland Park (14.9% Hispanic).

South River's Native American/Other Population

445 residents of South River identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other, or 2.8%. This makes the Native American/Other share of the population of South River roughly similar to the Native American/Other share of the population of New Jersey (0.9% Native American/Other). Of the 701 places in New Jersey, South River is ranked #16 in terms of Native American/Other residents as a share of the population.

South River is more Native American/Other than neighboring Spotswood (0.4% Native American/Other), Milltown (0.5% Native American/Other), Sayreville (1% Native American/Other), Old Bridge (0.8% Native American/Other), and Highland Park (1.3% Native American/Other).

South River's Multiracial Population

845 residents of South River identify as Multiracial, or 5.2%. This makes the Multiracial share of the population of South River roughly similar to the Multiracial share of the population of New Jersey (3.1% Multiracial). Of the 701 places in New Jersey, South River is ranked #56 in terms of Multiracial residents as a share of the population.

South River is more Multiracial than neighboring Spotswood (3.4% Multiracial), Milltown (3% Multiracial), Sayreville (2.8% Multiracial), Old Bridge (2.6% Multiracial), and Highland Park (3.4% Multiracial).

Source: 2020 Census State Redistricting Data and Census TIGER/Line Shapefiles.