How far is South Plainfield, NJ from Hamilton, NJ?
The driving distance from South Plainfield, NJ to Hamilton, NJ is about 37 miles (59.6 km), with a travel time of about 00h 41m by car.
- The straight-line flight distance is about 31.1 miles (50 km).
- For a round trip, plan for roughly 01h 23m 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 41m.
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.
Township in Monmouth County, New Jersey
Route Weather Snapshot
Check the forecast at both ends before you head out.
Partly Sunny
Mostly Sunny
Driving Route Map
The map below follows the saved road route between South Plainfield and Hamilton.
Turn-by-Turn Driving Directions
Step-by-step road directions between South Plainfield and Hamilton.
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1
Start on South Plainfield Avenue
59 m · 11 sec · South Plainfield Avenue
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2
Turn right onto Hamilton Boulevard
122 m · 23 sec · Hamilton Boulevard
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3
Turn left onto Church Street
102 m · 20 sec · Church Street
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4
Turn left onto Lakeview Avenue
1176 ft · 24 sec · Lakeview Avenue
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5
Continue on Hamilton Boulevard
1.3 mi · 2 min · Hamilton Boulevard
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6
Continue on Durham Avenue
1 km · 1 min · Durham Avenue
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7
Take the ramp left toward I 287 South, NJTP
1290 ft · 23 sec
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8
Merge slight left
4.3 mi · 5 min
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9
Continue straight
1.8 mi · 2 min
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10
Take the exit slight right toward GSP South
2209 ft · 54 sec
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11
Merge slight left onto Garden State Parkway
1.7 mi · 2 min · Garden State Parkway
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12
Keep slight left to continue on Garden State Parkway
1.2 km · 49 sec · Garden State Parkway
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13
Keep slight right to continue on Garden State Parkway
24 mi · 28 min · Garden State Parkway
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14
Take the exit slight right toward NJ 33 East: Ocean Grove
2155 ft · 1 min
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15
Merge slight left
1.4 km · 2 min
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16
Turn right onto Old Corlies Avenue
1144 ft · 31 sec · Old Corlies Avenue
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17
Turn right onto Gully Road
47 m · 4 sec · Gully Road
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18
Arrive at your destination
0 m · 1 sec · Gully Road
Car Route Details
A richer read on the saved driving route between South Plainfield and Hamilton.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
Garden State Parkway
Keep slight right to continue on Garden State Parkway
24 mi · 00h 28m
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.
Partly Sunny leaving South Plainfield and Mostly Sunny near Hamilton.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from South Plainfield to Hamilton?
The road trip is about 37 miles (59.6 km) and usually takes 00h 41m 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?
Hazlet is a useful midpoint, sitting about 18.5 miles from South Plainfield and 18.5 miles from Hamilton.
How much longer is the road route than the straight-line distance?
The direct path is about 31.1 miles (50 km), while the road route adds roughly 5.9 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 EDT. If you want a more comfortable same-day return, try to leave by 7:06 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $5.35 one way or $10.71 round trip. Estimated CO2 is about 11.6 kg one way.
What should you check before leaving?
Before you leave, expect Partly Sunny around South Plainfield and Mostly Sunny near Hamilton.
Stop Ideas Near Hazlet
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Hazlet.
Metropark station
New Brunswick station
Newark Liberty International Airport
Pennsylvania Station
Flight Path Map
This map shows the direct air route between South Plainfield and Hamilton. Straight-line distance: 31.04 mi (49.95 km).
#1 South Plainfield
Borough in Middlesex County, New Jersey
| Population | 23,965 |
| Coordinates | 40.5792700, -74.4115400 |
| Altitude | 18 |
| Country | United States |
#2 Hamilton
Township in Mercer County, New Jersey, United States
| Population | 86,722 |
| Coordinates | 40.2070600, -74.0812500 |
| Altitude | 26 |
| Country | United States |
End: Gully Road (-74.081511, 40.206984)
Estimated Travel Time
Distance: 60 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 14m |
| 40 mph (64.37 km/h) | 00h 55m |
| 50 mph (80.47 km/h) | 00h 44m |
| 60 mph (96.56 km/h) | 00h 37m |
| 70 mph (112.65 km/h) | 00h 31m |
| 80 mph (129 km/h) | 00h 27m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.09 | $5.35 | $10.71 |
| Mid-grade | $4.60 | $6.02 | $12.05 |
| Premium | $4.95 | $6.49 | $12.98 |
| Diesel | $5.98 | $7.83 | $15.67 |
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 15, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.