How far is Rossmoor, NJ from Trenton, NJ?
The driving distance from Rossmoor, NJ to Trenton, NJ is about 26.3 miles (42.4 km), with a travel time of about 00h 32m by car.
- The straight-line flight distance is about 16.4 miles (26.4 km).
- For a round trip, plan for roughly 01h 05m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 7:00 AM to 7:00 PM EST.
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 32m.
This is a short drive, so your comfort window is wide. Traffic and current weather matter more than the clock.
This departure sits inside the recommended comfort window for the route.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
Township in Mercer 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 Rossmoor and Trenton.
Turn-by-Turn Driving Directions
Step-by-step road directions between Rossmoor and Trenton.
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1
Start on Old Nassau Road
2454 ft · 2 min · Old Nassau Road
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2
Turn left onto Rossmoor Drive
599 ft · 31 sec · Rossmoor Drive
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3
Turn slight right
53 m · 8 sec
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4
Turn straight onto Rossmoor Drive
68 m · 12 sec · Rossmoor Drive
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5
At the end of the road, turn left onto Forsgate Drive
1.3 km · 1 min · Forsgate Drive
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6
Turn left onto Cranbury-South River Road
2905 ft · 1 min · Cranbury-South River Road
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7
Continue on South River Road
1.8 mi · 3 min · South River Road
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8
Turn slight right
115 m · 10 sec
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9
Turn left
1.2 mi · 2 min
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10
Continue straight
7.7 mi · 11 min
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11
Keep slight right
1.7 mi · 2 min
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12
Take the exit slight right toward I 195 West: Trenton
2101 ft · 60 sec
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13
Merge slight left onto Central Jersey Expressway
2.6 mi · 3 min · Central Jersey Expressway
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14
Take the exit slight right toward US 206: South Broad Street, Arena Drive
892 ft · 22 sec
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15
Keep slight right to continue on Arena Drive
891 ft · 22 sec
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16
Turn straight onto Arena Drive
2 mi · 4 min · Arena Drive
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17
Turn left onto South Olden Avenue
1.2 mi · 2 min · South Olden Avenue
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18
Turn left onto Hamilton Avenue
2992 ft · 1 min · Hamilton Avenue
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19
Turn right onto Chambers Street
2 m · 1 sec · Chambers Street
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20
Arrive at your destination
0 m · 1 sec · Chambers Street
Car Route Details
A richer read on the saved driving route between Rossmoor and Trenton.
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.
South River Road
Continue straight
7.72 mi · 00h 11m
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 Rossmoor and Mostly Sunny near Trenton.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Rossmoor to Trenton?
The road trip is about 26.3 miles (42.4 km) and usually takes 00h 32m 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?
Robbinsville is a useful midpoint, sitting about 10.8 miles from Rossmoor and 15.5 miles from Trenton.
How much longer is the road route than the straight-line distance?
The direct path is about 16.4 miles (26.4 km), while the road route adds roughly 9.9 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 EST. If you want a more comfortable same-day return, try to leave by 7:24 PM EST.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $3.77 one way or $7.54 round trip. Estimated CO2 is about 8.3 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Rossmoor and Mostly Sunny near Trenton.
Stop Ideas Near Robbinsville
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Old City Hall
Trenton City Hall
Trenton Health & Human Services
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Robbinsville.
Trenton Transit Center
Princeton Junction station
Cornwells Heights
New Brunswick station
Flight Path Map
This map shows the direct air route between Rossmoor and Trenton. Straight-line distance: 16.43 mi (26.44 km).
#1 Rossmoor
Rossmoor is a place in New Jersey, United States.
| Population | 0 |
| Coordinates | 40.3365000, -74.4734900 |
| Altitude | 40 |
| Country | United States |
#2 Trenton
The capital of New Jersey.
| Population | 82,957 |
| Coordinates | 40.2170500, -74.7429400 |
| Altitude | 17 |
| Country | United States |
End: Hamilton Avenue (-74.742936, 40.217034)
Estimated Travel Time
Distance: 42 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 00h 52m |
| 40 mph (64.37 km/h) | 00h 39m |
| 50 mph (80.47 km/h) | 00h 31m |
| 60 mph (96.56 km/h) | 00h 26m |
| 70 mph (112.65 km/h) | 00h 22m |
| 80 mph (129 km/h) | 00h 19m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.06 | $3.77 | $7.54 |
| Mid-grade | $4.69 | $4.36 | $8.72 |
| Premium | $5.00 | $4.65 | $9.29 |
| Diesel | $6.30 | $5.86 | $11.71 |
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 · Nov 09, 2026