Trenton to High Bridge is 37.2 miles and takes about 57 minutes via NJ 31, with a fuel budget near $6 and enough daylight to finish in a day. This route stays within New Jersey, traversing the Northeast region. It's a straightforward drive, mostly on primary state highways, making it a convenient option for a short trip. Plan for a quick commute that won't eat up your entire day.
Main Roads
Road
Distance
Duration
NJ 31
27.9 mi
39m
Pennington Road
4.2 mi
8m
South Olden Avenue
3.2 mi
5m
West Main Street
1.1 mi
1m
Hamilton Avenue
0.6 mi
1m
CR 513
0.1 mi
<1m
Bridge Street
<0.1 mi
<1m
Chambers Street
<0.1 mi
<1m
Longest stretch:
NJ 31
— 27.9 mi, about 39m
Turn-by-Turn Driving Directions
Step-by-step road directions between Trenton, NJ and High Bridge, NJ.
1
Start on CR 626
6 ft·6 sec·Chambers Street
2
Turn left onto CR 606
0.6 mi·1 min·Hamilton Avenue
3
Turn left onto CR 622
3.2 mi·5 min·South Olden Avenue
Use the straight / right lanes.
4
Turn right onto NJ 31
4.2 mi·8 min·Pennington Road
5
Enter roundabout onto NJ 31
0.1 mi·12 sec·NJ 31
6
Continue on NJ 31
10.0 mi·15 min·NJ 31
7
Take the exit onto NJ 31
5.6 mi·8 min·NJ 31
Toward NJ 31 North, US 202 North: FlemingtonUse the slight right lane.
8
Keep slight left at fork onto NJ 31
427 ft·5 sec·NJ 31
9
Enter roundabout onto NJ 31
0.1 mi·7 sec·NJ 31
10
Continue on NJ 31
12 mi·15 min·NJ 31
Use the straight lane.
11
Take the exit onto CR 513
0.1 mi·16 sec·CR 513
Use the slight right lane.
12
Continue on CR 513
1.1 mi·1 min·West Main Street
Use the right lane.
13
Turn right onto CR 513
335 ft·5 sec·Bridge Street
14
Arrive at destination
CR 513
Where to Stop
Rest stops, refuel points, and overnight suggestions along this route.
The midpoint is around 18.6 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 11
5 decision points cluster between mile 0.6 and 35.9 — GPS handles the exact turns, but know they're coming. Your lane choice matters more than the turn itself.
6
0.6 mi into trip|~1m in|CR 622 / South Olden Avenue
Turn left onto CR 622 / South Olden Avenue
Lane positioning matters here
Use the straight / right lanes.
4
8 mi into trip|~15m in|NJ 31
Enter roundabout onto NJ 31
Roundabout - know your exit number before entering
7
18.1 mi into trip|~31m in|NJ 31
Take the exit onto NJ 31 toward NJ 31 North, US 202 North: Flemington
Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one
Use the slight right lane.
Toward NJ 31 North, US 202 North: Flemington
5
23.8 mi into trip|~40m in|NJ 31
Enter roundabout onto NJ 31
Roundabout - know your exit number before entering
5
35.9 mi into trip|~55m in|CR 513
Take the exit onto CR 513
Exit ramp - move to the correct lane early. Lane positioning matters here
Use the slight right lane.
Fuel & Cost
Regular Gas
$6.39 one way
$12.79 round trip
$4.37/gal25.4 MPG avg13 kg CO2
Fuel Type
$/gal
One Way
Round Trip
midgrade
$4.79
$7.02
$14.03
premium
$5.13
$7.51
$15.02
diesel
$5.97
$8.74
$17.48
No toll roads detected on this route.
Drive Cost (one way)
Fuel
$6
Estimated CO2 emission: 13 kg one way.
Prices: EIA weekly data, 2026-09-07.
Driving Electric?
About $4 in charging
· 0 stops
· 69% less CO2
Vehicle Type
kWh
Stops
DC Fast
Home Charge
Average EV
11.2
0
$3.91
$1.79
Efficient EV
9.3
0
$3.26
$1.49
EV Truck/SUV
14.9
0
$5.21
$2.38
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 Sep 2, 2026
Origin
Trenton, NJ
Morning
in Trenton on Saturday
Local time
7:39 AM
EDT
Current temp
77°F
Patchy Fog then Slight Chance Rain Showers
E 5 mph19% chanceLive forecast
Heat Advisory
Heat Advisory issued September 2 at 3:53AM EDT until September 3 at 8:00PM EDT by NWS Mount Holly NJ
Heat Advisory
Heat Advisory issued September 2 at 3:53AM EDT until September 3 at 8:00PM EDT by NWS Mount Holly NJ
Destination
High Bridge, NJ
Morning
in High Bridge on Saturday
Local time
7:39 AM
EDT
Current temp
74°F
Chance Rain Showers
E 5 mph41% chanceLive forecast
Heat Advisory
Heat Advisory issued September 2 at 3:53AM EDT until September 3 at 8:00PM EDT by NWS Mount Holly NJ
Heat Advisory
Heat Advisory issued September 2 at 3:53AM EDT until September 3 at 8:00PM EDT by NWS Mount Holly NJ
79°F
Rocktown, 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
3 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
57m 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.
More Details
What kind of drive is this?
With 75% of the drive on highways, you'll spend most of your time on NJ 31. The longest continuous stretch on this highway is 27.9 miles. You'll transition from South Olden Avenue and Pennington Road onto NJ 31, experiencing the feel of a more direct route with fewer turns for a significant portion of the trip. Expect a predominantly highway driving experience for the bulk of this commute.
75% highway — fuel and pacing are the main things to plan.
14 navigation steps total — most of the decisions cluster near the start and finish.
Longest single stretch: 27.9 mi on NJ 31.
How Hard Is This Drive?
5/10
This is a straightforward highway drive that stays mostly on NJ 31 and Pennington Road. You will hit about 11 points where you need to pay attention to lane position or signs. The trickiest moment comes around 0.6 miles in near CR 622 / South Olden Avenue.
Driving Effort5/10
Moderate - straightforward overall, but long enough or busy enough to require pacing
Balances navigation complexity with total wheel time.
This drive requires moderate attention. Across 37.2 miles you will encounter 11 spots where lane choice or exit timing matters. Not difficult for experienced highway drivers, but worth previewing the tricky sections before you go.
Where does it get tricky?
The main spots that need attention: at 0.6 miles (CR 622 / South Olden Avenue): Lane positioning matters here; at 8 miles (NJ 31): Roundabout - know your exit number before entering; at 18.1 miles (NJ 31): Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one.
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...
Doable as a same-day drive at 57m. Total distance: 37.2 miles.
Family Friendly
Moderate complexity with 0 natural rest stops along the way.
Solo Traveler
57m drive, comfortable solo distance.
EV Driver
0 DC fast chargers along the route. Coverage: unknown.
First-Time Driver
Mostly highway driving (75%). Some complex stretches to watch for.
Frequently Asked Questions
The longest stretch is about 27.9 miles on NJ 31. The full list of main roads is in the Roads section above.
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 0.6 miles (CR 622 / South Olden Avenue): Lane positioning matters here; at 8 miles (NJ 31): Roundabout - know your exit number before entering; at 18.1 miles (NJ 31): Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one.
Yes — Morristown National Historical Park. 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 High Bridge, NJ before heading back.
