How far is Mountainside, NJ from Middletown, NJ?
The driving distance from Mountainside, NJ to Middletown, NJ is about 34 miles (54.7 km), with a travel time of about 00h 45m by car.
- The straight-line flight distance is about 23 miles (37 km).
- For a round trip, plan for roughly 01h 30m 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 45m.
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.
City in New Jersey
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Mountainside and Middletown.
Turn-by-Turn Driving Directions
Step-by-step road directions between Mountainside and Middletown.
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1
Start on the route
123 m · 30 sec
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2
Turn right
75 m · 19 sec
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3
Turn left
123 m · 35 sec
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4
Turn left onto New Providence Road
3064 ft · 2 min · New Providence Road
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5
Turn right onto Mountain Avenue
1.1 mi · 3 min · Mountain Avenue
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6
At the end of the road, turn right onto East Broad Street
59 m · 10 sec · East Broad Street
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7
Turn left onto Central Avenue
2.8 mi · 8 min · Central Avenue
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8
Take the ramp slight right toward GSP Toll South
1408 ft · 34 sec
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9
Merge slight left onto Garden State Parkway
3.8 mi · 5 min · Garden State Parkway
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10
Continue on Garden State Parkway Southbound
6.2 mi · 8 min · Garden State Parkway Southbound
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11
Keep slight left to continue on Garden State Parkway
1.2 km · 49 sec · Garden State Parkway
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12
Keep slight left to continue on Garden State Parkway
6.6 mi · 8 min · Garden State Parkway
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13
Take the exit slight right toward NJ 35, NJ 36 South: Hazlet, Keyport
3026 ft · 1 min
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14
Keep slight left
50 m · 4 sec
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15
Keep slight right to continue on NJ 35: Hazlet
969 ft · 28 sec
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16
Merge slight left
5.3 mi · 8 min
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17
Turn right onto New Monmouth Road
1507 ft · 32 sec · New Monmouth Road
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18
At the end of the road, turn right onto Kings Highway
1023 ft · 21 sec · Kings Highway
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19
Arrive at your destination
0 m · 1 sec · Kings Highway
Car Route Details
A richer read on the saved driving route between Mountainside and Middletown.
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.
Garden State Parkway
Keep slight left to continue on Garden State Parkway
6.59 mi · 00h 08m
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 near Middletown.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Mountainside to Middletown?
The road trip is about 34 miles (54.7 km) and usually takes 00h 45m 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?
South Amboy is a useful midpoint, sitting about 14.4 miles from Mountainside and 19.6 miles from Middletown.
How much longer is the road route than the straight-line distance?
The direct path is about 23 miles (37 km), while the road route adds roughly 11 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 7:00 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $4.90 one way or $9.81 round trip. Estimated CO2 is about 10.7 kg one way.
What should you check before leaving?
Before arriving, the latest forecast around Middletown is Mostly Sunny.
Stop Ideas Near South Amboy
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 South Amboy.
Metropark station
New Brunswick station
Newark Liberty International Airport
Pennsylvania Station
Flight Path Map
This map shows the direct air route between Mountainside and Middletown. Straight-line distance: 22.98 mi (36.99 km).
#1 Mountainside
Town
| Population | 6,876 |
| Coordinates | 40.6723200, -74.3573700 |
| Altitude | 46 |
| 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: 55 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 07m |
| 40 mph (64.37 km/h) | 00h 50m |
| 50 mph (80.47 km/h) | 00h 40m |
| 60 mph (96.56 km/h) | 00h 33m |
| 70 mph (112.65 km/h) | 00h 29m |
| 80 mph (129 km/h) | 00h 25m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.09 | $4.90 | $9.81 |
| Mid-grade | $4.60 | $5.52 | $11.04 |
| Premium | $4.95 | $5.94 | $11.89 |
| Diesel | $5.98 | $7.18 | $14.35 |
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 23, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.