How far is Somerset, NJ from South River, NJ?

The driving distance from Somerset, NJ to South River, NJ is about 9.3 miles (14.9 km), with a travel time of about 00h 18m by car.

  • The straight-line flight distance is about 6.5 miles (10.4 km).
  • For a round trip, plan for roughly 00h 36m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 7:00 AM to 7:00 PM EDT.
Trip Tools

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.

Reverse Route
Quick Snapshot
Road
9.23 mi
00h 18m
Flight
6.44 mi
10.37 km direct

This is an easy same-day return drive.

Learn Distance

Choose another destination from Somerset.

Flight Distance

Direct air line
6.44 mi
Kilometers
10.37 km
Flight Time

Driving Distance

Road route
9.23 mi
Kilometers
14.85 km
Drive Time
00h 18m

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 18m.

Arrival Snapshot
Arrive in South River
Fri, Oct 16, 12:59 AM EDT
Return by in Somerset
Fri, Oct 16, 1:17 AM EDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Somerset
2026-10-16T00:41
Arrive South River
Fri, Oct 16, 12:59 AM EDT
Route Timing
00h 18m
One way by road
Best Departure Window
7:00 AM to 7:00 PM EDT
Leave when it suits your day
Arrive between
7:18 AM to 7:18 PM EDT

This is a short drive, so your comfort window is wide. Traffic and current weather matter more than the clock.

Leave by
7:54 PM EDT
Keeps a same-day return open with about 01h 30m at the destination.
Back in Somerset
10:00 PM EDT
Flexible departure

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.

Mid-route stop
New Brunswick
NJ

The most populous city in Middlesex County, New Jersey.

From Somerset
4.6 mi
00h 09m
To South River
4.6 mi
00h 09m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
78°F
Friday

Rain Showers Likely then Mostly Cloudy

Starts
Fri, Oct 16 6:00 AM EDT
Wind
5 to 10 mph S
Destination
78°F
Friday

Showers And Thunderstorms then Slight Chance Showers And Thunderstorms

Starts
Fri, Oct 16 6:00 AM EDT
Wind
5 to 15 mph S

Driving Route Map

The map below follows the saved road route between Somerset and South River.

Turn-by-Turn Driving Directions

Step-by-step road directions between Somerset and South River.

  1. 1

    Start on West Point Avenue

    717 ft · 33 sec · West Point Avenue

  2. 2

    Turn right onto Abbott Road

    966 ft · 44 sec · Abbott Road

  3. 3

    Turn right onto Belmar Street

    2231 ft · 2 min · Belmar Street

  4. 4

    At the end of the road, turn left onto Franklin Boulevard

    1.3 km · 2 min · Franklin Boulevard

  5. 5

    Continue on Landing Lane

    1469 ft · 25 sec · Landing Lane

  6. 6

    Turn right onto George Street

    2485 ft · 42 sec · George Street

  7. 7

    Take the ramp straight toward NJ 18 South

    1657 ft · 41 sec

  8. 8

    Merge slight left

    5.7 mi · 9 min

  9. 9

    Take the exit slight right

    152 m · 14 sec

  10. 10

    Take the ramp right

    1113 ft · 31 sec

  11. 11

    Keep slight left

    1087 ft · 35 sec

  12. 12

    Turn left onto Main Street

    2013 ft · 34 sec · Main Street

  13. 13

    Arrive at your destination

    0 m · 1 sec · Main Street

Car Route Details

A richer read on the saved driving route between Somerset and South River.

OSRM road route
Drive Character

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.

Directions
13 steps
5 turns on the saved route
Ramps & Exits
4
1 merges, 3 ramps or exits
Navigation Density
141.3 / 100 mi
Decision points by distance
Main Roads
NJ 18 South
6.55 mi · 71%
Franklin Boulevard
0.81 mi · 9%
George Street
0.47 mi · 5%
Belmar Street
0.42 mi · 5%
Main Street
0.38 mi · 4%
Landing Lane
0.28 mi · 3%
Longest Stretch

NJ 18 South

Merge slight left

5.72 mi · 00h 09m

Route Summary

A quick read on whether this route feels easy, ambitious, or worth planning around.

Trip Read

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.

Drive Time
00h 18m
Quick drive
Same-Day Return
00h 36m
Round-trip wheel time
Road vs Air
+2.8 mi
6.5 mi direct line
Halfway Stop
New Brunswick
00h 09m from Somerset
Leave By
7:54 PM EDT
Flexible departure
Weather Watch

Rain Showers Likely then Mostly Cloudy leaving Somerset and Showers And Thunderstorms then Slight Chance Showers And Thunderstorms near South River.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Somerset to South River?

The road trip is about 9.3 miles (14.9 km) and usually takes 00h 18m 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?

New Brunswick is a useful midpoint, sitting about 4.6 miles from Somerset and 4.6 miles from South River.

How much longer is the road route than the straight-line distance?

The direct path is about 6.5 miles (10.4 km), while the road route adds roughly 2.8 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 7:54 PM EDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $1.37 one way or $2.75 round trip. Estimated CO2 is about 2.8 kg one way.

What should you check before leaving?

Before you leave, expect Rain Showers Likely then Mostly Cloudy around Somerset and Showers And Thunderstorms then Slight Chance Showers And Thunderstorms near South River.

Stop Ideas Near New Brunswick

Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.

Mid-route Guidance
Local place coverage is thin around New Brunswick, so nearby transit and meeting points are shown instead.
Reviewed stop coverage is still thin around this midpoint, so practical transit waypoints are shown on the right.

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to New Brunswick.

RAIL

New Brunswick station

1 mi away
French and Albany Streets
RAIL

Metropark station

14 mi away
100 Middlesex-Essex Turnpike
RAIL

Princeton Junction station

24 mi away
2 Wallace Road
RAIL

Newark Liberty International Airport

33 mi away
Newark Liberty International Airport

Flight Path Map

This map shows the direct air route between Somerset and South River. Straight-line distance: 6.44 mi (10.37 km).

Somerset

#1 Somerset

This large community in Somerset County, New Jersey, is situated at an elevation of 92 feet.

Population965,424
Coordinates40.4976000, -74.4884900
Altitude28
CountryUnited States
South River

#2 South River

Borough in Middlesex County, New Jersey

Population15,624
Coordinates40.4464900, -74.3859800
Altitude25
CountryUnited States
Start: Somerset (-74.48849, 40.4976)
End: South River (-74.38598, 40.44649)

Estimated Travel Time

Distance: 15 km by road

SpeedTime
30 mph (48.3 km/h)00h 18m
40 mph (64.37 km/h)00h 13m
50 mph (80.47 km/h)00h 11m
60 mph (96.56 km/h)00h 09m
70 mph (112.65 km/h)00h 07m
80 mph (129 km/h)00h 06m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
0.32 gal
1.23 L · about $1.37
Round trip
$2.75
0.64 gal · 2.46 L
Estimated CO2
2.8 kg one way
Round trip: 5.7 kg / 13 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $4.30 $1.37 $2.75
Mid-grade $4.88 $1.56 $3.12
Premium $5.18 $1.66 $3.31
Diesel $6.32 $2.02 $4.04

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 · Oct 15, 2026

There is no time difference between Somerset and South River. The current time is 00:41:27.

Distance to Other Cities

How did we calculate? Place names are translated into coordinates. The Haversine formula calculates straight-line distance; driving distance uses road network data.