How far is Union, NJ from Old Tappan, NJ?
The driving distance from Union, NJ to Old Tappan, NJ is about 30.3 miles (48.7 km), with a travel time of about 00h 48m by car.
- The straight-line flight distance is about 25.9 miles (41.7 km).
- For a round trip, plan for roughly 01h 36m 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 48m.
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.
The most populous city in Passaic County, New Jersey.
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Union and Old Tappan.
Turn-by-Turn Driving Directions
Step-by-step road directions between Union and Old Tappan.
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1
Start on Harding Avenue
74 m · 18 sec · Harding Avenue
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2
Turn left onto Vauxhall Road
2500 ft · 1 min · Vauxhall Road
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3
Turn slight left onto GSP Toll North
32 m · 8 sec
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4
Take the ramp left toward GSP Toll North
1188 ft · 29 sec
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5
Continue straight
555 ft · 13 sec
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6
Merge slight left onto Garden State Parkway
22.1 mi · 30 min · Garden State Parkway
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7
Take the exit slight right toward Ridgewood, Oradell
1326 ft · 37 sec
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8
Keep slight right to continue on Oradell
937 ft · 25 sec
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9
Turn right onto Oradell Avenue
1.1 km · 1 min · Oradell Avenue
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10
Turn left onto Forest Avenue
1.1 mi · 2 min · Forest Avenue
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11
Continue on 4th Avenue
3227 ft · 1 min · 4th Avenue
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12
Keep slight right to continue on 3rd Avenue
1.1 km · 1 min · 3rd Avenue
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13
At the end of the road, turn right onto Washington Avenue
94 m · 7 sec · Washington Avenue
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14
Continue on Westwood Avenue
1114 ft · 24 sec · Westwood Avenue
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15
Turn slight right onto Harrington Avenue
2227 ft · 1 min · Harrington Avenue
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16
Continue on Cedar Lane
562 ft · 16 sec · Cedar Lane
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17
Continue on Westwood Avenue
1.2 km · 2 min · Westwood Avenue
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18
Continue on `
1.2 mi · 3 min · `
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19
Continue on Westwood Avenue
2325 ft · 1 min · Westwood Avenue
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20
At the end of the road, turn left onto Washington Avenue South
2576 ft · 1 min · Washington Avenue South
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21
Arrive at your destination
0 m · 1 sec · Washington Avenue South
Car Route Details
A richer read on the saved driving route between Union and Old Tappan.
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
22.1 mi · 00h 30m
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 Union and Mostly Sunny near Old Tappan.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Union to Old Tappan?
The road trip is about 30.3 miles (48.7 km) and usually takes 00h 48m 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?
Clifton is a useful midpoint, sitting about 15.1 miles from Union and 15.1 miles from Old Tappan.
How much longer is the road route than the straight-line distance?
The direct path is about 25.9 miles (41.7 km), while the road route adds roughly 4.4 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 4:54 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $4.37 one way or $8.74 round trip. Estimated CO2 is about 9.5 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Union and Mostly Sunny near Old Tappan.
Stop Ideas Near Clifton
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
City Hall Parking Lot
#Artlook New York City Hall Wedding Photographer
City Hall Personnel Office
Diamond City Hall Photography
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Clifton.
Pennsylvania Station
Newark Liberty International Airport
Pennsylvania Station
Yonkers station
Flight Path Map
This map shows the direct air route between Union and Old Tappan. Straight-line distance: 25.88 mi (41.65 km).
#1 Union
A city in Union County, New Jersey.
| Population | 67,137 |
| Coordinates | 40.6976000, -74.2632000 |
| Altitude | 30 |
| Country | United States |
#2 Old Tappan
Town
| Population | 5,870 |
| Coordinates | 41.0106500, -73.9912500 |
| Altitude | 24 |
| Country | United States |
End: Old Tappan (-73.99125, 41.01065)
Estimated Travel Time
Distance: 49 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 00m |
| 40 mph (64.37 km/h) | 00h 45m |
| 50 mph (80.47 km/h) | 00h 36m |
| 60 mph (96.56 km/h) | 00h 30m |
| 70 mph (112.65 km/h) | 00h 25m |
| 80 mph (129 km/h) | 00h 22m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.09 | $4.37 | $8.74 |
| Mid-grade | $4.60 | $4.92 | $9.84 |
| Premium | $4.95 | $5.30 | $10.60 |
| Diesel | $5.98 | $6.40 | $12.80 |
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.