How far is New Brunswick, NJ from South River, NJ?
The driving distance from New Brunswick, NJ to South River, NJ is about 6.4 miles (10.3 km), with a travel time of about 00h 12m by car.
- The straight-line flight distance is about 4.4 miles (7.1 km).
- For a round trip, plan for roughly 00h 24m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 7:00 AM to 7:00 PM EDT.
Reverse, save, or send this route
This is an easy same-day return drive. Copy the route link, send it to another device, or print a clean version before you head out.
This is an easy same-day return drive.
Flight Distance
Driving Distance
Gas Cost Calculator
Leave and Arrive Planner
Pick a departure time to see your estimated arrival and same-day return window.
Drive time stays fixed at 00h 12m.
This is a short drive, so your comfort window is wide. Traffic and current weather matter more than the clock.
You are leaving earlier than the recommended window, which gives you extra margin for breaks and traffic.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
Township in New Jersey, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Chance Rain Showers
Chance Rain Showers
Driving Route Map
The map below follows the saved road route between New Brunswick and South River.
Turn-by-Turn Driving Directions
Step-by-step road directions between New Brunswick and South River.
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1
Start on Delavan Street
21 m · 9 sec · Delavan Street
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2
Turn left onto Livingston Avenue
2998 ft · 1 min · Livingston Avenue
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3
Turn right onto New Street
848 ft · 19 sec · New Street
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4
Continue on New Street
901 ft · 47 sec · New Street
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5
Turn straight onto Burnet Street
835 ft · 16 sec · Burnet Street
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6
Keep slight left to continue on NJ 18 South
724 ft · 14 sec
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7
Continue straight
889 ft · 22 sec
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8
Merge slight left onto Memorial Parkway
1500 ft · 23 sec · Memorial Parkway
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9
Continue on State Route 18
3.9 mi · 7 min · State Route 18
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10
Take the exit slight right
152 m · 14 sec
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11
Take the ramp right
1113 ft · 31 sec
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12
Keep slight left
1087 ft · 35 sec
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13
Turn left onto Main Street
2013 ft · 34 sec · Main Street
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14
Arrive at your destination
0 m · 1 sec · Main Street
Car Route Details
A richer read on the saved driving route between New Brunswick and South River.
Turn-heavy local drive
The route has frequent decision points for its length, so lane choice and turn timing will matter more than cruising speed.
State Route 18
Continue on State Route 18
3.86 mi · 00h 07m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A short regional drive
This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.
Chance Rain Showers leaving New Brunswick and Chance Rain Showers near South River.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from New Brunswick to South River?
The road trip is about 6.4 miles (10.3 km) and usually takes 00h 12m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.
What is the halfway point on this route?
Piscataway is a useful midpoint, sitting about 3.2 miles from New Brunswick and 3.2 miles from South River.
How much longer is the road route than the straight-line distance?
The direct path is about 4.4 miles (7.1 km), while the road route adds roughly 2 extra miles because roads do not follow the straight air line.
When is the best time to leave for this route?
A good departure window is usually 7:00 AM to 7:00 PM EDT. If you want a more comfortable same-day return, try to leave by 8:06 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $0.94 one way or $1.88 round trip. Estimated CO2 is about 2 kg one way.
What should you check before leaving?
Before you leave, expect Chance Rain Showers around New Brunswick and Chance Rain Showers near South River.
Stop Ideas Near Piscataway
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Piscataway.
New Brunswick station
Metropark station
Princeton Junction station
Newark Liberty International Airport
Flight Path Map
This map shows the direct air route between New Brunswick and South River. Straight-line distance: 4.42 mi (7.11 km).
#1 New Brunswick
The most populous city in Middlesex County, New Jersey.
| Population | 56,182 |
| Coordinates | 40.4862200, -74.4518200 |
| Altitude | 26 |
| Country | United States |
#2 South River
Borough in Middlesex County, New Jersey
| Population | 15,624 |
| Coordinates | 40.4464900, -74.3859800 |
| Altitude | 25 |
| Country | United States |
End: South River (-74.38598, 40.44649)
Estimated Travel Time
Distance: 10 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 00h 12m |
| 40 mph (64.37 km/h) | 00h 09m |
| 50 mph (80.47 km/h) | 00h 07m |
| 60 mph (96.56 km/h) | 00h 06m |
| 70 mph (112.65 km/h) | 00h 05m |
| 80 mph (129 km/h) | 00h 04m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.09 | $0.94 | $1.88 |
| Mid-grade | $4.60 | $1.06 | $2.12 |
| Premium | $4.95 | $1.14 | $2.28 |
| Diesel | $5.98 | $1.38 | $2.75 |
Assumes 8.3 L/100 km (about 28.3 MPG). CO2 is an estimate and varies by vehicle, fuel blend, traffic, and terrain.
Prices in New Jersey · Apr 23, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.