How far is Hillsborough, NJ from Middletown, NJ?
The driving distance from Hillsborough, NJ to Middletown, NJ is about 38 miles (61.1 km), with a travel time of about 00h 51m by car.
- The straight-line flight distance is about 27.4 miles (44.1 km).
- For a round trip, plan for roughly 01h 43m 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 51m.
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.
Sunny
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Hillsborough and Middletown.
Turn-by-Turn Driving Directions
Step-by-step road directions between Hillsborough and Middletown.
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1
Start on Willow Road
1.4 mi · 3 min · Willow Road
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2
Turn right onto Amwell Road
1 mi · 2 min · Amwell Road
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3
Continue on Millstone Bypass
3022 ft · 1 min · Millstone Bypass
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4
Turn left onto Somerset Courthouse Road
2379 ft · 50 sec · Somerset Courthouse Road
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5
Continue on Millstone River Road
1.4 mi · 2 min · Millstone River Road
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6
Continue on South Main Street
1063 ft · 28 sec · South Main Street
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7
Turn right onto Wilhousky Street
664 ft · 16 sec · Wilhousky Street
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8
Continue on Manville Causeway
1893 ft · 46 sec · Manville Causeway
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9
Continue on Weston Canal Road
2.6 mi · 4 min · Weston Canal Road
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10
Take the ramp slight right toward I 287 South
2538 ft · 59 sec
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11
Merge slight left
11.8 mi · 14 min
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12
Continue straight
1.8 mi · 2 min
-
13
Take the exit slight right toward GSP South
2209 ft · 54 sec
-
14
Merge slight left onto Garden State Parkway
1.7 mi · 2 min · Garden State Parkway
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15
Keep slight left to continue on Garden State Parkway
1.2 km · 49 sec · Garden State Parkway
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16
Keep slight left to continue on Garden State Parkway
6.6 mi · 8 min · Garden State Parkway
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17
Take the exit slight right toward NJ 35, NJ 36 South: Hazlet, Keyport
3026 ft · 1 min
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18
Keep slight left
50 m · 4 sec
-
19
Keep slight right to continue on NJ 35: Hazlet
969 ft · 28 sec
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20
Merge slight left
5.3 mi · 8 min
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21
Turn right onto New Monmouth Road
1507 ft · 32 sec · New Monmouth Road
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22
At the end of the road, turn right onto Kings Highway
1023 ft · 21 sec · Kings Highway
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23
Arrive at your destination
0 m · 1 sec · Kings Highway
Car Route Details
A richer read on the saved driving route between Hillsborough and Middletown.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
I 287 South
Merge slight left
11.8 mi · 00h 14m
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.
Sunny leaving Hillsborough and Mostly Sunny near Middletown.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Hillsborough to Middletown?
The road trip is about 38 miles (61.1 km) and usually takes 00h 51m 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?
Metuchen is a useful midpoint, sitting about 19.1 miles from Hillsborough and 18.8 miles from Middletown.
How much longer is the road route than the straight-line distance?
The direct path is about 27.4 miles (44.1 km), while the road route adds roughly 10.6 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 4:46 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $5.76 one way or $11.51 round trip. Estimated CO2 is about 11.9 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Hillsborough and Mostly Sunny near Middletown.
Stop Ideas Near Metuchen
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 Metuchen.
Metropark station
New Brunswick station
Newark Liberty International Airport
Pennsylvania Station
Flight Path Map
This map shows the direct air route between Hillsborough and Middletown. Straight-line distance: 27.41 mi (44.12 km).
#1 Hillsborough
Township in Somerset county, New Jersey
| Population | 40,105 |
| Coordinates | 40.4776000, -74.6268200 |
| Altitude | 26 |
| Country | United States |
#2 Middletown
Middletown is a place in New Jersey, United States.
| Population | 0 |
| Coordinates | 40.3942800, -74.1170900 |
| Altitude | 36 |
| Country | United States |
End: Kings Highway (-74.117093, 40.394098)
Estimated Travel Time
Distance: 61 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 15m |
| 40 mph (64.37 km/h) | 00h 56m |
| 50 mph (80.47 km/h) | 00h 45m |
| 60 mph (96.56 km/h) | 00h 37m |
| 70 mph (112.65 km/h) | 00h 32m |
| 80 mph (129 km/h) | 00h 28m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.30 | $5.76 | $11.51 |
| Mid-grade | $4.88 | $6.54 | $13.08 |
| Premium | $5.18 | $6.93 | $13.87 |
| Diesel | $6.32 | $8.46 | $16.93 |
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 · Oct 15, 2026