How far is Hazlet, NJ from Union, NJ?
The driving distance from Hazlet, NJ to Union, NJ is about 25.7 miles (41.3 km), with a travel time of about 00h 29m by car.
- The straight-line flight distance is about 19.8 miles (31.9 km).
- For a round trip, plan for roughly 00h 58m 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 29m.
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.
Route Weather Snapshot
Check the forecast at both ends before you head out.
Chance Rain Showers
Partly Sunny
Driving Route Map
The map below follows the saved road route between Hazlet and Union.
Turn-by-Turn Driving Directions
Step-by-step road directions between Hazlet and Union.
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1
Start on Holmdel Road
2696 ft · 1 min · Holmdel Road
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2
Turn left
2728 ft · 47 sec
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3
Take the exit slight left toward GSP: Clark Street
2550 ft · 1 min
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4
Keep slight right to continue on Local, All Exits
1071 ft · 14 sec
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5
Merge slight left onto Garden State Parkway
22.6 mi · 30 min · Garden State Parkway
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6
Take the exit slight right toward US 22, NJ 82: Hillside
1526 ft · 39 sec
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7
Merge slight left
48 m · 3 sec
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8
Take the exit slight right toward NJ 82: Morris Avenue, Kean University, Elizabeth
878 ft · 24 sec
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9
Turn slight right onto Morris Avenue
690 ft · 15 sec · Morris Avenue
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10
Turn slight right
155 m · 44 sec
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11
Turn left onto Morris Avenue
2494 ft · 55 sec · Morris Avenue
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12
Turn right onto Harding Avenue
646 ft · 29 sec · Harding Avenue
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13
Turn right onto Vauxhall Road
10 m · 5 sec · Vauxhall Road
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14
Turn left onto Harding Avenue
74 m · 11 sec · Harding Avenue
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15
Arrive at your destination
0 m · 1 sec · Harding Avenue
Car Route Details
A richer read on the saved driving route between Hazlet and Union.
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
Merge slight left onto Garden State Parkway
22.6 mi · 00h 30m
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.
Chance Rain Showers leaving Hazlet and Partly Sunny near Union.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Hazlet to Union?
The road trip is about 25.7 miles (41.3 km) and usually takes 00h 29m 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?
Fords is a useful midpoint, sitting about 12.9 miles from Hazlet and 12.8 miles from Union.
How much longer is the road route than the straight-line distance?
The direct path is about 19.8 miles (31.9 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 7:32 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $3.68 one way or $7.35 round trip. Estimated CO2 is about 8 kg one way.
What should you check before leaving?
Before you leave, expect Chance Rain Showers around Hazlet and Partly Sunny near Union.
Stop Ideas Near Fords
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 Fords.
Metropark station
New Brunswick station
Newark Liberty International Airport
Pennsylvania Station
Flight Path Map
This map shows the direct air route between Hazlet and Union. Straight-line distance: 19.85 mi (31.94 km).
#1 Hazlet
Township in Monmouth County, New Jersey
| Population | 19,641 |
| Coordinates | 40.4156600, -74.1909800 |
| Altitude | 24 |
| Country | United States |
#2 Union
A city in Union County, New Jersey.
| Population | 67,137 |
| Coordinates | 40.6976000, -74.2632000 |
| Altitude | 30 |
| Country | United States |
End: Harding Avenue (-74.26348, 40.697581)
Estimated Travel Time
Distance: 41 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 00h 51m |
| 40 mph (64.37 km/h) | 00h 38m |
| 50 mph (80.47 km/h) | 00h 30m |
| 60 mph (96.56 km/h) | 00h 25m |
| 70 mph (112.65 km/h) | 00h 21m |
| 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 | $4.09 | $3.68 | $7.35 |
| Mid-grade | $4.60 | $4.14 | $8.28 |
| Premium | $4.95 | $4.46 | $8.92 |
| Diesel | $5.98 | $5.38 | $10.76 |
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 · May 03, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.