Compiled and reviewed by the US Trip Planner planning team at COD Solutions Oy · Last reviewed Apr 19, 2026 · Editorial standards
Drive Time
1h 17m
Distance
52.6 mi
85 km
Drive Score
8/10
Great drive
Same Day?
Yes, doable
Fuel Cost
$9
one way
EV Charging
Good
8 stations
Estimated drive times based on typical traffic patterns. Actual times may vary with weather, construction, and real-time conditions.
Monroe, NJ
Garrison Gao
Trenton, NJ
Wikimedia Commons
Monroe, NJ to Trenton, NJ is 52.6 miles and takes about 1h 17m via I 287 and US 206, with a fuel budget near $9 and enough daylight to finish in a day. This trip stays entirely within New Jersey, connecting two points in the Northeast region. Given its relatively short distance and mostly highway profile, this route is ideal for a single-day excursion. You'll find it straightforward, with minimal complexity for planning.
| Road | Distance | Duration |
|---|---|---|
| I 287 | 18.3 mi | 21m |
| US 206 | 16.7 mi | 26m |
| Brunswick Pike | 5.2 mi | 7m |
| Trenton Freeway | 3 mi | 4m |
| Washington Road | 1.6 mi | 3m |
| North Olden Avenue | 1.4 mi | 2m |
| Whippany Road | 1.2 mi | 2m |
| US 202 | 1 mi | 1m |
Step-by-step road directions between Monroe, NJ and Trenton, NJ.
Start on Cedar Knolls Road
Continue on Park Avenue
Turn right onto CR 511
Continue on CR 510
Take the ramp
Merge onto I 287
Keep slight left at fork onto I 287
Take the exit
Merge onto US 202; US 206
Take the exit onto US 206
Enter roundabout onto US 206
Continue on US 206
Continue on US 206
Turn left onto Cherry Hill Road
Turn right onto Mount Lucas Road
Continue on Witherspoon Street
Turn left onto Wiggins Street
Turn right onto Vandeventer Avenue
Continue on CR 526; CR 571
Enter roundabout onto US 1
Continue on US 1
Take the exit
Keep slight left at fork
Merge onto US 1
Continue on US 1
Take the exit
At end of road, turn left onto New York Avenue
Turn left onto CR 622
Turn right onto CR 606
Turn right onto CR 626
Arrive at destination
Rest stops, refuel points, and overnight suggestions along this route.
Mid-route town
Meal stop
26 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.
A short stop after about 12 miles helps settle the day before fatigue starts building.
The midpoint is around 26.3 miles from Monroe, 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.
5 decision points cluster between mile 20.7 and 50.5 — GPS handles the exact turns, but know they're coming. Your lane choice matters more than the turn itself.
Take the exit toward US 202 South, US 206 South: Somerville, Flemington
Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one
Take the exit onto US 206 toward US 206 South, NJ 28: Somerville, Princeton
Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one
Turn right onto Mount Lucas Road
Lane positioning matters here
Turn left onto Wiggins Street
Lane positioning matters here
Take the exit toward Olden Avenue, New York Avenue
Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one
Regular Gas
$8.72 one way
$17.44 round trip
| Fuel Type | $/gal | One Way | Round Trip |
|---|---|---|---|
| midgrade | $4.61 | $9.55 | $19.10 |
| premium | $4.93 | $10.20 | $20.40 |
| diesel | $5.61 | $11.61 | $23.23 |
No toll roads detected on this route.
Drive Cost (one way)
Fuel
$9
Estimated CO2 emission: 18.4 kg one way. Prices: EIA weekly data, 2026-04-13.
Driving Electric?
About $6 in charging · 0 stops · 67% less CO2
| Vehicle Type | kWh | Stops | DC Fast | Home Charge |
|---|---|---|---|---|
| Average EV | 15.8 | 0 | $5.52 | $2.52 |
| Efficient EV | 13.2 | 0 | $4.60 | $2.10 |
| EV Truck/SUV | 21 | 0 | $7.36 | $3.37 |
Gas CO2
18 kg
EV CO2
6 kg (67% 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.
Current conditions at both ends of the drive.
Origin
Late night in Monroe on Sunday
Local time
3:36 AM
EDT
Current temp
48°F
Areas Of Fog
Freeze Watch
Freeze Watch issued April 18 at 9:05PM EDT until April 21 at 9:00AM EDT by NWS Mount Holly NJ
Destination
Late night in Trenton on Sunday
Local time
3:36 AM
EDT
Current temp
50°F
Mostly Cloudy then Areas Of Fog
Freeze Watch
Freeze Watch issued April 18 at 9:05PM EDT until April 21 at 9:00AM EDT by NWS Mount Holly NJ
Time zone
Origin and destination are on the same clock, so arrival timing is easier to judge at a glance.
Temperature spread
A meaningful temperature swing is a good cue to rethink layers, water, and how soon you want to arrive.
Road read
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.
This drive is mostly highway, with 74% of the 52.6 miles on interstates. The longest continuous stretch on a highway is 18.3 miles on I 287. You'll transition from highway cruising to surface roads, indicated by Brunswick Pike as you approach Trenton. Expect a relatively steady pace with fewer exits on the highway portion.
This is a straightforward highway drive that stays mostly on I 287 and US 206. This route has several spots where lane changes, forks, or exits need your full attention. The trickiest moment comes around 20.7 miles in.
Demanding - stay alert through the decision-heavy sections
Balances navigation complexity with total wheel time.
This drive requires moderate attention. Across 52.6 miles you will encounter 23 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 20.7 miles: Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one; at 22.3 miles (US 206): Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one; at 39 miles (Mount Lucas Road): Lane positioning matters here.
Based on OSRM destination-sign hints, not a full list of every settlement the road passes.
Between Monroe, NJ and Trenton, NJ, road signs point toward Flemington and Princeton.
Flemington
Princeton
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.
City content from Wikivoyage (CC BY-SA 4.0) and Wikidata (CC0).
Weekend Trip
Doable as a same-day drive at 1h 17m. Total distance: 52.6 miles.
Family Friendly
Moderate complexity with 0 natural rest stops along the way.
Solo Traveler
1h 17m drive, comfortable solo distance.
EV Driver
0 DC fast chargers along the route. Coverage: unknown.
First-Time Driver
Mostly highway driving (74%). Some complex stretches to watch for.
Compiled by the US Trip Planner planning team at COD Solutions Oy from open government datasets — OSRM over OpenStreetMap for geometry, and EIA for fuel prices. See our methodology for refresh cadence and limitations.
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