South River is a city located in Middlesex County New Jersey. South River has a 2024 population of 15,913. South River is currently declining at a rate of -0.24% annually and its population has decreased by -0.96% since the most recent census, which recorded a population of 16,067 in 2020.
The average household income in South River is $114,857 with a poverty rate of 12.24%. The median rental costs in recent years comes to - per month, and the median house value is -. The median age in South River is 37.1 years, 36 years for males, and 38.8 years for females.
According to the most recent ACS, the racial composition of South River was:
White
Other race
Black or African American
Two or more races
Asian
Native American
Native Hawaiian or Pacific Islander
Household Type | Count | Average Size | Owner | Renter |
|---|---|---|---|---|
| All | 5,555 | 2.89 | 65.2 | 34.8 |
| Married | 2,825 | 3.38 | 76.7 | 23.3 |
| Non Family | 1,494 | 1.41 | 56.7 | 43.3 |
| Female | 834 | 3.5 | 51.9 | 48.1 |
| Male | 402 | 3.68 | 44 | 56 |
3.27
Average Family Size
2.89
Average Household Size
65.2%
Rate of Home Ownership
Married
Male
Female
NonFamily
owner
renter
Male
Female
Less Than 9th Grade
9th to 12th Grade
High School Graduate
Some College
Associates Degree
Bachelors Degree
Graduate Degree
High School Graduation Rate
Bachelors Rate
The highest rate of high school graduation is among islander people with a rate of 100%.
The highest rate of bachelors degrees is among asian people with a rate of 40.33%.
All
Male
Female
$56,694
Average Earnings
$66,632
Average Male
$41,846
Average Female
Only English
Spanish
Other Indo-European Languages
Asian and Pacific Island Languages
Other Languages
51.49% of South River residents speak only English, while 48.51% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 22.8% of the population.
rate
12.24%
Overall Poverty Rate
13%
Male Poverty Rate
11.48%
Female Poverty Rate
The race most likely to be in poverty in South River is Other, with 24.42% below the poverty level.
The race least likely to be in poverty in South River is Asian, with 1.93% below the poverty level.
The poverty rate among those that worked full-time for the past 12 months was 1.22%. Among those working part-time, it was 14.62%, and for those that did not work, the poverty rate was 14.92%.
Married
Widowed
Divorced
Separated
NeverMarried
48.4%
Overall Marriage Rate
48.0%
Male Marriage Rate
48.8%
Female Marriage Rate
male
female
The age group where males are most likely to be married is 55-64, while the female age group most likely to be married is 55-64.
Married
Widowed
Divorced
Separated
NeverMarried
Less Than 9th Grade
High School Graduate
Some College
Bachelors or Greater
1.84%
Veteran Poverty Rate
28.73%
Veteran Disability Rate
LaborForceParticipation
68.9%
Labor Force Participation
61.8%
Employment Rate
10.3%
Unemployment Rate
LaborForceParticipation
LaborForceParticipation
Europe
Asia
Africa
Oceania
Latin America
North America
Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.
Europe
Asia
Africa
Oceania
Latin America
North America
59.39%
Born in South River
71.64%
Native Born
28.36%
Foreign Born
12.26%
Non Citizen
16.11%
Naturalized
71.64% of South River residents were born in the United States, with 59.39% having been born in New Jersey. 12.26% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.
Year | Population | Growth | Growth Rate |
|---|---|---|---|
| 2029 | 15,720 | -39 | -0.25% |
| 2028 | 15,759 | -38 | -0.24% |
| 2027 | 15,797 | -39 | -0.25% |
| 2026 | 15,836 | -38 | -0.24% |
| 2025 | 15,874 | -39 | -0.25% |
| 2024 | 15,913 | -38 | -0.24% |
| 2023 | 15,951 | -39 | -0.24% |
| 2022 | 15,990 | -25 | -0.16% |
| 2021 | 16,015 | -52 | -0.32% |
| 2020 | 16,067 | 291 | 1.84% |
| 2019 | 15,776 | -170 | -1.07% |
| 2018 | 15,946 | -88 | -0.55% |
| 2017 | 16,034 | -25 | -0.16% |
| 2016 | 16,059 | -76 | -0.47% |
| 2015 | 16,135 | -14 | -0.09% |
| 2014 | 16,149 | 23 | 0.14% |
| 2013 | 16,126 | -7 | -0.04% |
| 2012 | 16,133 | 37 | 0.23% |
| 2011 | 16,096 | 41 | 0.26% |
| 2010 | 16,055 | 733 | 4.78% |
| 2000 | 15,322 | 1,630 | 11.9% |
| 1990 | 13,692 | -669 | -4.66% |
| 1980 | 14,361 | -1,067 | -6.92% |
| 1970 | 15,428 | 2,031 | 15.16% |
| 1960 | 13,397 | 2,089 | 18.47% |
| 1950 | 11,308 | 594 | 5.54% |
| 1940 | 10,714 | -45 | -0.42% |
| 1930 | 10,759 | 4,163 | 63.11% |
| 1920 | 6,596 | 1,824 | 38.22% |
| 1910 | 4,772 | 1,980 | 70.92% |
| 1900 | 2,792 | 0 | 0% |