How far is Somerset, NJ from Jefferson, NJ?
The driving distance from Somerset, NJ to Jefferson, NJ is about 72.5 miles (116.6 km), with a travel time of about 01h 41m by car.
- The straight-line flight distance is about 64.1 miles (103.1 km).
- For a round trip, plan for roughly 03h 22m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM EDT.
Reverse, save, or send this route
This route works well as a day trip with time at the destination. Copy the route link, send it to another device, or print a clean version before you head out.
This route works well as a day trip with time at the destination.
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 01h 41m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
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 Warren County, New Jersey
Route Weather Snapshot
Check the forecast at both ends before you head out.
Partly Sunny
Mostly Cloudy
Driving Route Map
The map below follows the saved road route between Somerset and Jefferson.
Turn-by-Turn Driving Directions
Step-by-step road directions between Somerset and Jefferson.
-
1
Start on West Point Avenue
717 ft · 33 sec · West Point Avenue
-
2
Turn right onto Abbott Road
80 m · 13 sec · Abbott Road
-
3
Turn right onto Arden Street
757 ft · 35 sec · Arden Street
-
4
Turn right onto Hillcrest Avenue
158 m · 27 sec · Hillcrest Avenue
-
5
Turn left onto Holly Street
1608 ft · 1 min · Holly Street
-
6
At the end of the road, turn right onto Franklin Boulevard
1.4 km · 2 min · Franklin Boulevard
-
7
Turn right onto Somerset Street
1.3 km · 2 min · Somerset Street
-
8
Turn left onto How Lane
1.1 km · 1 min · How Lane
-
9
Turn right onto Jersey Avenue
1.3 mi · 3 min · Jersey Avenue
-
10
Take the ramp left
35 m · 3 sec
-
11
Continue straight
526 ft · 15 sec
-
12
Merge slight left
1.8 mi · 3 min
-
13
Continue straight
13.9 mi · 20 min
-
14
Take the exit slight right
975 ft · 15 sec
-
15
Keep slight right to continue on I 295 South: Camden
1573 ft · 1 min
-
16
Merge slight left
1.9 mi · 2 min
-
17
Take the exit slight right toward Sloan Avenue
1116 ft · 15 sec
-
18
Keep slight left
1189 ft · 16 sec
-
19
Keep slight left
1645 ft · 22 sec
-
20
Merge slight left
40.5 mi · 48 min
-
21
Take the exit slight right toward CR 551: Westville, Woodbury Heights
998 ft · 43 sec
-
22
Turn left onto Broadway
43 m · 2 sec · Broadway
-
23
Continue on Broadway
2971 ft · 50 sec · Broadway
-
24
Keep slight right to continue on Broadway
932 ft · 19 sec · Broadway
-
25
Continue on Washington Avenue
755 ft · 17 sec · Washington Avenue
-
26
Turn right onto Edith Avenue
72 m · 9 sec · Edith Avenue
-
27
Turn left onto North Broad Street
1.3 mi · 4 min · North Broad Street
-
28
Continue on Mantua Pike
2.8 mi · 5 min · Mantua Pike
-
29
Continue on Bridgeton Pike
3.5 mi · 5 min · Bridgeton Pike
-
30
Arrive at your destination
0 m · 1 sec · Bridgeton Pike
Car Route Details
A richer read on the saved driving route between Somerset and Jefferson.
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.
Sloan Avenue
Merge slight left
40.5 mi · 00h 48m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A comfortable day-trip route
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
Partly Sunny leaving Somerset and Mostly Cloudy near Jefferson.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Somerset to Jefferson?
The road trip is about 72.5 miles (116.6 km) and usually takes 01h 41m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
What is the halfway point on this route?
Mansfield is a useful midpoint, sitting about 36.2 miles from Somerset and 36.3 miles from Jefferson.
How much longer is the road route than the straight-line distance?
The direct path is about 64.1 miles (103.1 km), while the road route adds roughly 8.4 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 8:00 AM to 10:00 AM EDT. If you want a more comfortable same-day return, try to leave by 3:08 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $11.31 one way or $22.62 round trip. Estimated CO2 is about 22.8 kg one way.
What should you check before leaving?
Before you leave, expect Partly Sunny around Somerset and Mostly Cloudy near Jefferson.
Stop Ideas Near Mansfield
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Old City Hall
Trenton City Hall
Fieldsboro Town Hall
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Mansfield.
Trenton Transit Center
Cornwells Heights
Princeton Junction station
Pennsauken, NJ
Flight Path Map
This map shows the direct air route between Somerset and Jefferson. Straight-line distance: 64.04 mi (103.07 km).
#1 Somerset
This large community in Somerset County, New Jersey, is situated at an elevation of 92 feet.
| Population | 965,424 |
| Coordinates | 40.4976000, -74.4884900 |
| Altitude | 28 |
| Country | United States |
#2 Jefferson
Township in Morris County, New Jersey
| Population | 20,611 |
| Coordinates | 39.7537200, -75.2118500 |
| Altitude | 43 |
| Country | United States |
End: Jefferson (-75.21185, 39.75372)
Estimated Travel Time
Distance: 117 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 02h 24m |
| 40 mph (64.37 km/h) | 01h 48m |
| 50 mph (80.47 km/h) | 01h 26m |
| 60 mph (96.56 km/h) | 01h 12m |
| 70 mph (112.65 km/h) | 01h 02m |
| 80 mph (129 km/h) | 00h 54m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.42 | $11.31 | $22.62 |
| Mid-grade | $4.97 | $12.72 | $25.44 |
| Premium | $5.26 | $13.47 | $26.94 |
| Diesel | $6.47 | $16.55 | $33.10 |
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 · Sep 23, 2026