South River in numbers
- Coordinates
- 40.4465, -74.3860
- Elevation
- 25 m above sea level
- Population
- 16 399
- Region
- New Jersey
- Country
- United States, North America
- Capital
- Washington, D.C. — 285 km away
- Same name
- 7 more places in the world share this name
On this page you will find the exact local time in South River, New Jersey, United States, in the America/New_York time zone (−5).
South River, United States
Tuesday, 3 November 2026
UTC−5 · America/New_York
Local time in South River
UTC−5 · no daylight saving time
Local time in South River, New Jersey.
Sunrise 6:31 AM Solar noon 11:42 AM Sunset 4:54 PM Daylight 10 h 23 min Night 13 h 37 min Civil twilight 6:02 AM – 5:22 PM
Loading the current weather…
Weather data by Open-Meteo, updated every 30 minutes.
Postal codes come from the free GeoNames dataset. Where a code is listed with a distance, it belongs to a nearby settlement — GeoNames spells that name differently from ours.
Today's daylight in South River begins at 6:31 AM and finishes at 4:54 PM. The total is 10 h 23 min.
Check South River and you have also checked Macarthur Manor and Gillespie.
Mail delivery in South River relies on 1 postal code.
South River marks time with America/New_York at an offset of UTC−5. Does the area change clocks seasonally? No.