Borough in Middlesex County, New Jersey · 2.8 sq mi · 5,855 people per sq mi
About 16,000 people live in South River. The typical household earns $96,147, and the median resident is 37 years old.
2026 projection
From 16,062 in 2020
Poverty rate 12.54%
Men 35.3 · Women 38.8
1880–2026
16,307
2026 projection
1.5% since 2020 (increase)
Source: U.S. Census Bureau decennial counts and annual estimates. 2026 is a projection. Values between recorded years are interpolated.
Use the left and right arrow keys to inspect population observations.
1880–2026
16,307
2026 projection
1.5% since 2020 (increase)
Source: U.S. Census Bureau decennial counts and annual estimates. 2026 is a projection. Values between recorded years are interpolated.
Use the left and right arrow keys to inspect population observations.
| 2026 | 16,307 | +45 | 0.28% |
|---|---|---|---|
| 2025 | 16,262 | +20 | 0.12% |
| 2024 | 16,242 | +122 | 0.76% |
| 2023 | 16,120 | +120 | 0.75% |
| 2022 | 16,000 | -12 | 0.07% |
| 2021 | 16,012 | -50 | 0.31% |
| 2020 | 16,062 | +286 | 1.81% |
| 2019 | 15,776 | -170 | 1.07% |
| 2018 | 15,946 | -88 | 0.55% |
| 2017 | 16,034 | -25 | 0.16% |
Showing 10 of 30 years.
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101
Each square is about 1% of residents (roughly 161 people).
Hispanic or Latino residents can be of any race. All other groups exclude Hispanic residents.
U.S. Census Bureau, 2024 ACS 5-year estimates · Table B03002
Half of households earn more, half earn less
Typical yearly pay for a worker 25 or older.
About 1 in 8 residents
53% of residents age 15 and older are married.
| Status | Overall | Male | Female |
|---|---|---|---|
| Married | 53% | 55% | 51% |
| Never married | 32% | 37% | 27% |
| Divorced | 8% | 6% | 10% |
| Widowed | 5% | 2% | 8% |
| Separated | 3% | 1% | 4% |
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201
10 sources, all from the U.S. Census Bureau