How far is Union, NJ from Somerville, NJ?
The driving distance from Union, NJ to Somerville, NJ is about 22.1 miles (35.5 km), with a travel time of about 00h 36m by car.
- The straight-line flight distance is about 20.1 miles (32.3 km).
- For a round trip, plan for roughly 01h 12m 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 36m.
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.
Borough in Somerset County, New Jersey
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Union and Somerville.
Turn-by-Turn Driving Directions
Step-by-step road directions between Union and Somerville.
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1
Start on Harding Avenue
74 m · 12 sec · Harding Avenue
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2
Turn right onto Vauxhall Road
86 m · 16 sec · Vauxhall Road
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3
Turn left onto Adams Avenue
617 ft · 29 sec · Adams Avenue
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4
Turn right onto Morris Avenue
560 ft · 23 sec · Morris Avenue
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5
Turn left onto Burke Parkway
150 m · 24 sec · Burke Parkway
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6
Keep slight left to continue on Burke Parkway
137 m · 20 sec · Burke Parkway
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7
Turn right onto Legion Drive
94 m · 21 sec · Legion Drive
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8
At the end of the road, turn left onto Rosemont Avenue North
100 m · 15 sec · Rosemont Avenue North
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9
Take the ramp right
44 m · 6 sec
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10
Merge slight left
20.6 mi · 32 min
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11
Take the exit right
592 ft · 16 sec
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12
Turn slight right onto Grove Street
1134 ft · 31 sec · Grove Street
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13
Turn slight right onto Ivanhoe Avenue
656 ft · 23 sec · Ivanhoe Avenue
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14
Turn left onto North Bridge Street
1985 ft · 54 sec · North Bridge Street
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15
Arrive at your destination
0 m · 1 sec · North Bridge Street
Car Route Details
A richer read on the saved driving route between Union and Somerville.
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.
Rosemont Avenue North
Merge slight left
20.6 mi · 00h 32m
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.
Mostly Sunny leaving Union and Mostly Sunny near Somerville.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Union to Somerville?
The road trip is about 22.1 miles (35.5 km) and usually takes 00h 36m 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?
North Plainfield is a useful midpoint, sitting about 11 miles from Union and 11.1 miles from Somerville.
How much longer is the road route than the straight-line distance?
The direct path is about 20.1 miles (32.3 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 7:18 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $3.19 one way or $6.37 round trip. Estimated CO2 is about 6.9 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Union and Mostly Sunny near Somerville.
Stop Ideas Near North Plainfield
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
West Orange Town Hall
City of Elizabeth
Linden City Hall
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to North Plainfield.
Metropark station
New Brunswick station
Newark Liberty International Airport
Pennsylvania Station
Flight Path Map
This map shows the direct air route between Union and Somerville. Straight-line distance: 20.08 mi (32.31 km).
#1 Union
A city in Union County, New Jersey.
| Population | 67,137 |
| Coordinates | 40.6976000, -74.2632000 |
| Altitude | 30 |
| Country | United States |
#2 Somerville
Borough in Somerset County, New Jersey
| Population | 12,157 |
| Coordinates | 40.5742700, -74.6098800 |
| Altitude | 18 |
| Country | United States |
End: Somerville (-74.60988, 40.57427)
Estimated Travel Time
Distance: 35 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 00h 44m |
| 40 mph (64.37 km/h) | 00h 33m |
| 50 mph (80.47 km/h) | 00h 26m |
| 60 mph (96.56 km/h) | 00h 22m |
| 70 mph (112.65 km/h) | 00h 18m |
| 80 mph (129 km/h) | 00h 16m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.09 | $3.19 | $6.37 |
| Mid-grade | $4.60 | $3.59 | $7.17 |
| Premium | $4.95 | $3.86 | $7.73 |
| Diesel | $5.98 | $4.66 | $9.33 |
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.