How far is Prospect Park, NJ from Union, NJ?
The driving distance from Prospect Park, NJ to Union, NJ is about 57 miles (91.8 km), with a travel time of about 01h 05m by car.
- The straight-line flight distance is about 41.2 miles (66.3 km).
- For a round trip, plan for roughly 02h 11m 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 01h 05m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
This departure sits inside the recommended comfort window for the route.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
Borough in Middlesex County, New Jersey
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 Prospect Park and Union.
Turn-by-Turn Driving Directions
Step-by-step road directions between Prospect Park and Union.
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1
Start on Weber Avenue
618 ft · 30 sec · Weber Avenue
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2
Turn right onto Prospect Street
2182 ft · 1 min · Prospect Street
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3
Turn right onto Olden Avenue
1.6 km · 2 min · Olden Avenue
-
4
Turn left onto Brunswick Avenue
2952 ft · 55 sec · Brunswick Avenue
-
5
Enter the roundabout and take exit 2 toward Brunswick Circle
91 m · 10 sec · Brunswick Pike
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6
Exit the rotary onto Brunswick Pike
1.1 km · 1 min · Brunswick Pike
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7
Enter the roundabout and take exit 2 toward Bruswick Pike
38 m · 2 sec · Brunswick Pike
-
8
Exit the rotary onto Brunswick Pike
16 mi · 23 min · Brunswick Pike
-
9
Continue straight
4.4 mi · 6 min
-
10
Keep slight left
603 ft · 9 sec
-
11
Keep slight left to continue on Newark|Newark, Camden, New Brunswick|Newark, Camden, New Brunswick
154 m · 8 sec
-
12
Keep slight left
112 m · 6 sec
-
13
Keep slight left
2.7 mi · 4 min
-
14
Continue straight
1.6 km · 1 min
-
15
Continue straight
969 ft · 17 sec
-
16
Continue straight
1162 ft · 20 sec
-
17
Continue straight
5.9 mi · 9 min
-
18
Take the exit slight right toward GSP Toll North: Garden State Parkway
2305 ft · 1 min
-
19
Merge slight left onto Garden State Parkway
10.5 mi · 14 min · Garden State Parkway
-
20
Take the exit slight right toward US 22, NJ 82: Hillside
1526 ft · 39 sec
-
21
Merge slight left
48 m · 3 sec
-
22
Take the exit slight right toward NJ 82: Morris Avenue, Kean University, Elizabeth
878 ft · 24 sec
-
23
Turn slight right onto Morris Avenue
690 ft · 15 sec · Morris Avenue
-
24
Turn slight right
155 m · 44 sec
-
25
Turn left onto Morris Avenue
2494 ft · 55 sec · Morris Avenue
-
26
Turn right onto Harding Avenue
646 ft · 29 sec · Harding Avenue
-
27
Turn right onto Vauxhall Road
10 m · 5 sec · Vauxhall Road
-
28
Turn left onto Harding Avenue
74 m · 11 sec · Harding Avenue
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29
Arrive at your destination
0 m · 1 sec · Harding Avenue
Car Route Details
A richer read on the saved driving route between Prospect Park 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.
Brunswick Pike
Exit the rotary onto Brunswick Pike
16 mi · 00h 23m
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 Prospect Park 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 Prospect Park to Union?
The road trip is about 57 miles (91.8 km) and usually takes 01h 05m 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?
Milltown is a useful midpoint, sitting about 22.9 miles from Prospect Park and 34.1 miles from Union.
How much longer is the road route than the straight-line distance?
The direct path is about 41.2 miles (66.3 km), while the road route adds roughly 15.8 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 4:18 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $8.21 one way or $16.43 round trip. Estimated CO2 is about 17.9 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Prospect Park and Partly Sunny near Union.
Stop Ideas Near Milltown
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 Milltown.
New Brunswick station
Metropark station
Princeton Junction station
Newark Liberty International Airport
Flight Path Map
This map shows the direct air route between Prospect Park and Union. Straight-line distance: 41.2 mi (66.3 km).
#1 Prospect Park
Borough in Passaic County, New Jersey
| Population | 5,817 |
| Coordinates | 40.2403900, -74.7662700 |
| Altitude | 28 |
| 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: 92 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 54m |
| 40 mph (64.37 km/h) | 01h 25m |
| 50 mph (80.47 km/h) | 01h 08m |
| 60 mph (96.56 km/h) | 00h 57m |
| 70 mph (112.65 km/h) | 00h 48m |
| 80 mph (129 km/h) | 00h 42m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.09 | $8.21 | $16.43 |
| Mid-grade | $4.60 | $9.24 | $18.49 |
| Premium | $4.95 | $9.96 | $19.92 |
| Diesel | $5.98 | $12.02 | $24.04 |
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 18, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.