How far is Hamilton, NJ from South Plainfield, NJ?
The driving distance from Hamilton, NJ to South Plainfield, NJ is about 36.8 miles (59.3 km), with a travel time of about 00h 49m by car.
- The straight-line flight distance is about 31.1 miles (50 km).
- For a round trip, plan for roughly 01h 38m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM EDT.
Reverse, save, or send this route
This route works well as a day trip with time at the destination. Copy the route link, send it to another device, or print a clean version before you head out.
This route works well as a day trip with time at the destination.
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 49m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
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.
Borough in New Jersey, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Partly Sunny
Driving Route Map
The map below follows the saved road route between Hamilton and South Plainfield.
Turn-by-Turn Driving Directions
Step-by-step road directions between Hamilton and South Plainfield.
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1
Start on Gully Road
47 m · 5 sec · Gully Road
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2
Turn left onto Old Corlies Avenue
1136 ft · 34 sec · Old Corlies Avenue
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3
Turn left
3185 ft · 1 min
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4
Take the exit slight right toward GSP Toll North
1260 ft · 27 sec
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5
Merge slight left onto Garden State Parkway
2.4 mi · 3 min · Garden State Parkway
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6
Keep slight left
2399 ft · 31 sec
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7
Continue on Garden State Parkway
22.4 mi · 27 min · Garden State Parkway
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8
Take the exit slight right toward GSP North, US 9 North, NJ 440: Woodbridge, Staten Island
1.2 mi · 2 min · Garden State Parkway
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9
Keep slight right to continue on US 9 North, I 287, NJ 440: Woodbridge, Staten Island
1284 ft · 25 sec
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10
Keep slight right to continue on NJ 440: Raritan Center, Perth Amboy, Staten Island
564 ft · 16 sec
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11
Keep slight left to continue on NJ 440 South: Raritan Center
1740 ft · 49 sec
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12
Keep slight left to continue on NJ 440
2621 ft · 1 min
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13
Merge slight right
1.7 mi · 2 min
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14
Continue straight
4.1 mi · 5 min
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15
Take the exit slight right toward Durham Avenue, South Plainfield
1444 ft · 39 sec
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16
Turn right onto Durham Avenue
2403 ft · 52 sec · Durham Avenue
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17
Continue on Hamilton Boulevard
1.3 mi · 2 min · Hamilton Boulevard
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18
Continue on Lakeview Avenue
1176 ft · 26 sec · Lakeview Avenue
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19
Turn right onto Church Street
102 m · 17 sec · Church Street
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20
Turn right onto Hamilton Boulevard
122 m · 23 sec · Hamilton Boulevard
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21
Turn left onto South Plainfield Avenue
59 m · 8 sec · South Plainfield Avenue
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22
Arrive at your destination
0 m · 1 sec · South Plainfield Avenue
Car Route Details
A richer read on the saved driving route between Hamilton and South Plainfield.
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
Continue on Garden State Parkway
22.4 mi · 00h 27m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A comfortable day-trip route
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
Mostly Sunny leaving Hamilton and Partly Sunny near South Plainfield.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Hamilton to South Plainfield?
The road trip is about 36.8 miles (59.3 km) and usually takes 00h 49m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
What is the halfway point on this route?
Matawan is a useful midpoint, sitting about 18.5 miles from Hamilton and 18.5 miles from South Plainfield.
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 5.7 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 8:00 AM to 10:00 AM EDT. If you want a more comfortable same-day return, try to leave by 4:52 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $5.31 one way or $10.62 round trip. Estimated CO2 is about 11.6 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Hamilton and Partly Sunny near South Plainfield.
Stop Ideas Near Matawan
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 Matawan.
Metropark station
New Brunswick station
Newark Liberty International Airport
Princeton Junction station
Flight Path Map
This map shows the direct air route between Hamilton and South Plainfield. Straight-line distance: 31.04 mi (49.95 km).
#1 Hamilton
Township in Mercer County, New Jersey, United States
| Population | 86,722 |
| Coordinates | 40.2070600, -74.0812500 |
| Altitude | 26 |
| Country | United States |
#2 South Plainfield
Borough in Middlesex County, New Jersey
| Population | 23,965 |
| Coordinates | 40.5792700, -74.4115400 |
| Altitude | 18 |
| Country | United States |
End: South Plainfield (-74.41154, 40.57927)
Estimated Travel Time
Distance: 59 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 13m |
| 40 mph (64.37 km/h) | 00h 55m |
| 50 mph (80.47 km/h) | 00h 44m |
| 60 mph (96.56 km/h) | 00h 36m |
| 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 | $5.31 | $10.62 |
| Mid-grade | $4.60 | $5.98 | $11.96 |
| Premium | $4.95 | $6.44 | $12.88 |
| Diesel | $5.98 | $7.77 | $15.55 |
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.