Skip to main content
US Trip Planner Logo
US Trip Planner

Trip from Trenton, NJ to South Plainfield, NJ

Pin this trip

Compiled and reviewed by the US Trip Planner planning team at COD Solutions Oy · Last reviewed Sep 6, 2026 · Editorial standards

Drive Time

55m

Distance

37.8 mi

61 km

Drive Score

8/10

Great drive

Same Day?

Yes, doable

Fuel Cost

$6

one way

EV Charging

Unknown

Best Time to Leave

Save up to 14 min
4 AM
0h 51m ★
6 AM
0h 56m
8 AM
1h 5m
10 AM
0h 59m
12 PM
0h 58m
3 PM
0h 59m
5 PM
1h 4m
8 PM
0h 53m

Estimated drive times based on typical traffic patterns. Actual times may vary with weather, construction, and real-time conditions.

Best Time
Google Maps Waze Apple Maps
Download GPX
Downtown Trenton, NJ, NJ

Trenton, NJ

Wikimedia Commons

borough in Middlesex County, New Jersey

South Plainfield, NJ

Wikimedia Commons

Trip Overview

The drive from Trenton, NJ to South Plainfield, NJ covers 37.8 miles and takes about 55m behind the wheel. This route is realistic as a one-day drive if you keep your stops efficient.

The route leans on Brunswick Pike, US 1, I 287 for much of the mileage, and the overall profile is mixed highway & surface. The longest uninterrupted segment is about 17.1 miles on Brunswick Pike. At current regular gas prices, budget about $6.32 one way before food or hotel costs.

Main Roads

Road Distance Duration
Brunswick Pike 17.1 mi 24m
US 1 7.8 mi 11m
I 287 3.5 mi 4m
I 295 2.9 mi 3m
Hamilton Avenue 2.5 mi 4m
Hamilton Boulevard 1.4 mi 2m
Durham Avenue 0.5 mi <1m
Lakeview Avenue 0.2 mi <1m
Longest stretch: Brunswick Pike — 17.1 mi, about 24m

Traffic on I-287

Hour-of-day weekday pattern from 36 FHWA count stations on your route.

Peak

8 AM

~4,048 veh/hr typical

Quietest

2 AM

~330 veh/hr

Peak-to-quiet ratio

12.3×

busier at peak than in the quiet hours

12a 6a noon 6p 11p

Averaged across 35 weeks of 2023 FHWA Travel Monitoring Analysis System data. Weekday hours only (Mon–Fri).

Turn-by-Turn Driving Directions

Step-by-step road directions between Trenton, NJ and South Plainfield, NJ.

1

Start on CR 626

6 ft · 6 sec · Chambers Street
2

Turn left onto CR 606

2.5 mi · 4 min · Hamilton Avenue
3

Take the ramp

0.3 mi · 23 sec
Toward I 295 North
4

Keep slight left at fork

0.2 mi · 17 sec
Toward I 295 North
5

Merge onto I 295

2.9 mi · 3 min · I 295
6

Take the exit

0.2 mi · 14 sec
Exit 67A-B Toward US 1: New Brunswick, Trenton Use the straight / slight right lanes.
7

Keep slight right at fork

0.5 mi · 1 min
Exit 67A Toward US 1 North: New Brunswick Use the straight / slight right lanes.
8

Merge onto US 1

17 mi · 24 min · Brunswick Pike
Use the straight / right lanes.
9

Keep slight left at fork onto US 1

0.1 mi · 9 sec · US 1
Use the straight / slight right lanes.
10

Keep slight left at fork onto US 1

504 ft · 7 sec · US 1
Toward Newark|Newark, Camden, New Brunswick|Newark, Camden, New Brunswick
11

Keep slight left at fork onto US 1

366 ft · 5 sec · US 1
Use the straight / slight right lanes.
12

Keep slight left at fork onto US 1

2.7 mi · 3 min · US 1
13

Continue on US 1

1.0 mi · 1 min · US 1
14

Continue on US 1

0.2 mi · 16 sec · US 1
Use the straight / slight right lanes.
15

Continue on US 1

0.2 mi · 19 sec · US 1
Use the right lane.
16

Continue on US 1

3.5 mi · 5 min · US 1
Use the straight / right lanes.
17

Take the exit

0.2 mi · 36 sec
Toward I 287 North: Morristown, Mahwah Use the right lane.
18

Merge onto I 287

3.5 mi · 4 min · I 287
Use the straight / slight right lanes.
19

Take the exit

0.3 mi · 38 sec
Exit 4 Toward Durham Avenue, South Plainfield Use the slight right lane.
20

Turn right onto Durham Avenue

0.5 mi · 52 sec · Durham Avenue
Use the right lane.
21

Continue on CR 603

1.3 mi · 2 min · Hamilton Boulevard
Use the straight / right lanes.
22

Continue on CR 603

0.2 mi · 25 sec · Lakeview Avenue
23

Turn right onto Church Street

334 ft · 16 sec · Church Street
24

Turn right onto Hamilton Boulevard

399 ft · 22 sec · Hamilton Boulevard
25

Turn left onto South Plainfield Avenue

193 ft · 8 sec · South Plainfield Avenue
26

Arrive at destination

South Plainfield Avenue

Where to Stop

Rest stops, refuel points, and overnight suggestions along this route.

Downtown Milltown, NJ, NJ

Mid-route town

Meal stop

Milltown, NJ

19 mi into the route

Best for: Lunch, fuel, and a longer reset

This sits close to the middle of the route, so it works well for the longest stop of the day.

Pacing Suggestions

Metuchen, NJ

Fuel and coffee

A short stop after about 37.8 miles helps settle the day before fatigue starts building.

Milltown, NJ

Meal break

The midpoint is around 18.9 miles from Trenton, NJ, which is a good place for a longer meal and fuel stop.

These stop ideas are pacing suggestions — the exact town or exit can change with traffic, hotel plans, and fuel range.

Heads-up: tricky spots

5 of 19

5 decision points cluster between mile 6 and 35.4 — GPS handles the exact turns, but know they're coming. Your lane choice matters more than the turn itself.

8
6 mi into trip | ~8m in

Take the exit toward US 1: New Brunswick, Trenton

Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one

Use the straight / slight right lanes. Exit 67A-B Toward US 1: New Brunswick, Trenton
8
6.2 mi into trip | ~8m in

Keep slight right at fork toward US 1 North: New Brunswick

Highway fork - watch signs carefully. Lane positioning matters here

Use the straight / slight right lanes. Exit 67A Toward US 1 North: New Brunswick
7
23.9 mi into trip | ~34m in | US 1

Keep slight left at fork onto US 1 toward Newark|Newark, Camden, New Brunswick|Newark, Camden, New Brunswick

Highway fork - watch signs carefully. Multiple destination signs - pick the right one

Toward Newark|Newark, Camden, New Brunswick|New...
7
24 mi into trip | ~34m in | US 1

Keep slight left at fork onto US 1

Highway fork - watch signs carefully. Lane positioning matters here

Use the straight / slight right lanes.
8
35.4 mi into trip | ~50m in

Take the exit toward Durham Avenue, South Plainfield

Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one

Use the slight right lane. Exit 4 Toward Durham Avenue, South Plainfield

Fuel & Cost

Regular Gas

$6.32 one way

$12.63 round trip

$4.24/gal 25.4 MPG avg 13 kg CO2
Fuel Type $/gal One Way Round Trip
midgrade $4.67 $6.95 $13.90
premium $5.01 $7.46 $14.92
diesel $5.60 $8.33 $16.66

No toll roads detected on this route.

Drive Cost (one way)

Fuel

$6

Estimated CO2 emission: 13.2 kg one way. Prices: EIA weekly data, 2026-08-31.

Driving Electric?

About $4 in charging · 0 stops · 69% less CO2

Vehicle Type kWh Stops DC Fast Home Charge
Average EV 11.3 0 $3.97 $1.81
Efficient EV 9.5 0 $3.31 $1.51
EV Truck/SUV 15.1 0 $5.29 $2.42

Gas CO2

13 kg

EV CO2

4 kg (69% less)

This trip is well within single-charge range for most EVs. No charging stops needed if you start fully charged.

DC fast charging avg $0.35/kWh. Home charging avg $0.16/kWh. US grid CO2: 0.39 kg/kWh.

Travel Intel

Current conditions at both ends of the drive.

Forecast as of Aug 28, 2026

Origin

Trenton, NJ

Night in Trenton on Saturday

Local time

9:50 PM

EDT

Current temp

84°F

Areas Of Fog then Slight Chance Showers And Thunderstorms

0 mph 33% chance Live forecast

Flash Flood Warning

Flash Flood Warning issued August 28 at 3:34PM EDT until August 28 at 7:00PM EDT by NWS Mount Holly NJ

Flash Flood Warning

Flash Flood Warning issued August 28 at 3:16PM EDT until August 28 at 5:45PM EDT by NWS Mount Holly NJ

Destination

South Plainfield, NJ

Night in South Plainfield on Saturday

Local time

9:50 PM

EDT

Current temp

83°F

Patchy Fog then Chance Showers And Thunderstorms

0 mph 25% chance Live forecast

Flash Flood Warning

Flash Flood Warning issued August 28 at 3:34PM EDT until August 28 at 7:00PM EDT by NWS Mount Holly NJ

Flash Flood Warning

Flash Flood Warning issued August 28 at 3:16PM EDT until August 28 at 5:45PM EDT by NWS Mount Holly NJ

70°F

Milltown, NJ

19 mi in

Time zone

Same local time

Origin and destination are on the same clock, so arrival timing is easier to judge at a glance.

Temperature spread

1 degrees cooler at arrival

A meaningful temperature swing is a good cue to rethink layers, water, and how soon you want to arrive.

Road read

55m on the road

The weather snapshot is not static. If you are leaving later, give both cities one more quick forecast check before departure.

Weather data from the National Weather Service. Conditions may change; check closer to your travel date.

What kind of drive is this?

37.8 mi in 55m — 38% highway, the rest on surface roads. Biggest road: Brunswick Pike.

38% highway, the rest on surface roads — varied driving throughout.
26 navigation steps total — most of the decisions cluster near the start and finish.
Longest single stretch: 17.1 mi on Brunswick Pike.

How Hard Is This Drive?

10/10

This route mixes highway mileage with some local-road sections near the start or finish. This route has several spots where lane changes, forks, or exits need your full attention. The trickiest moment comes around 6 miles in.

Driving Effort 10/10

Focused - lots of decisions in a short distance, but it is over quickly

Balances navigation complexity with total wheel time.

This is a short but busy drive. With 19 decision points packed into just 37.8 miles, you will need to pay attention to lane changes and exits — but the whole thing is over in 55m.

Where does it get tricky?

The main spots that need attention: at 6 miles: Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one; at 6.2 miles: Highway fork - watch signs carefully. Lane positioning matters here; at 23.9 miles (US 1): Highway fork - watch signs carefully. Multiple destination signs - pick the right one.

Elevation Profile

Mostly flat terrain

155 ft 61 ft

Total Climb

149 ft

Total Descent

140 ft

Highest Point

155 ft

~18.9 mi in

Elevation Range

95 ft

Towns Mentioned on Route Signs

Based on OSRM destination-sign hints, not a full list of every settlement the road passes.

Between Trenton, NJ and South Plainfield, NJ, road signs point toward Newark|Newark, Camden, New Brunswick|Newark, New Brunswick, Mahwah and Plainfield.

Newark|Newark

23.9 mi in | ~34m | via US 1

Camden

23.9 mi in | ~34m | via US 1

New Brunswick|Newark

23.9 mi in | ~34m | via US 1

New Brunswick

23.9 mi in | ~34m | via US 1

Mahwah

31.6 mi in | ~45m

Plainfield

35.4 mi in | ~50m

About the Cities

Starting in Trenton, NJ

Full guide →

Founded 1719

Trenton is in Mercer County, and is the capital of New Jersey. The city's strategic location in between New York City and Philadelphia has historically contributed to its growth and significantly impacts local culture. Located on the Delaware River across from Pennsylvania, Trenton is the only accessible capital city in the United States to border another state.

Top landmarks

  • • New Jersey State House — state capitol building of the U.S. state of New Jersey
  • • First Presbyterian Church — church in Trenton, New Jersey
  • • Calhoun Street Bridge — bridge over the Delaware River between Morrisville, Pennsylvania and Trenton, Ne...

Arriving in South Plainfield, NJ

Full guide →

Top landmarks

  • • Cedar Brook Park — historic park in New Jersey

City content from Wikivoyage (CC BY-SA 4.0) and Wikidata (CC0).

Who Is This Route For?

Weekend Trip

Doable as a same-day drive at 55m. Total distance: 37.8 miles.

Family Friendly

Moderate complexity with 0 natural rest stops along the way.

Solo Traveler

55m drive, comfortable solo distance.

EV Driver

0 DC fast chargers along the route. Coverage: unknown.

First-Time Driver

Mostly highway driving (38%). Some complex stretches to watch for.

Scenic Drive

Mixed highway & surface route profile with national parks nearby.

Frequently Asked Questions

The longest stretch is about 17.1 miles on Brunswick Pike. The full list of main roads is in the Roads section above.

It helps. This route has a higher-than-average number of complex decision points, which get harder in the dark. If the last hour of the trip is on surface roads or mountain grades, aim to arrive at South Plainfield, NJ before sunset when you can. Check the Trip Plan for departure windows that land you in daylight.

Yes. At under 2 hours behind the wheel, this works well for families — plan one quick stop if you have younger kids.

The main spots that need attention: at 6 miles: Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one; at 6.2 miles: Highway fork - watch signs carefully. Lane positioning matters here; at 23.9 miles (US 1): Highway fork - watch signs carefully. Multiple destination signs - pick the right one.

Yes — Morristown National Historical Park, Thomas Edison National Historical Park and Gateway National Recreation Area (4 total within detour distance). See the National Parks section for detour distances and tips on detours.

Yes. A round trip is manageable in a single day if you plan a break at South Plainfield, NJ before heading back.

How this page is built

Compiled by the US Trip Planner planning team at COD Solutions Oy from open government datasets — OSRM over OpenStreetMap for geometry, EIA for fuel prices, USGS 3DEP for elevation, NPS for national parks, and FHWA TMAS for hourly traffic volumes. See our methodology for refresh cadence and limitations.

Was this helpful?

Thanks for your feedback!

Your tip has been submitted. Thanks!

/500

Explore More

More from Trenton, NJ

Sussex, NJ 81.9 mi · 2h 11m Lafayette, NJ 81.2 mi · 1h 55m Greenwich, NJ 77.8 mi · 1h 43m Demarest, NJ 72 mi · 1h 42m Pompton Lakes, NJ 69 mi · 1h 36m Fredon, NJ 68.5 mi · 1h 51m

More trips to South Plainfield, NJ

South Vineland, NJ 97.4 mi Vineland, NJ 96 mi Passaic, NJ 27.7 mi
Escape planner: Trenton, NJ Scenic drives in NJ

Explore more options from Trenton, NJ or browse trips ending in South Plainfield, NJ.

Looking for more statewide routes? Browse NJ road trips.