How far is Chesterfield, NJ from Union, NJ?
The driving distance from Chesterfield, NJ to Union, NJ is about 52.4 miles (84.3 km), with a travel time of about 00h 59m by car.
- The straight-line flight distance is about 44.9 miles (72.2 km).
- For a round trip, plan for roughly 01h 59m 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 59m.
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.
Township in Middlesex County, New Jersey
Route Weather Snapshot
Check the forecast at both ends before you head out.
Partly Sunny
Partly Sunny
Driving Route Map
The map below follows the saved road route between Chesterfield and Union.
Turn-by-Turn Driving Directions
Step-by-step road directions between Chesterfield and Union.
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1
Start on the route
16 m · 5 sec
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2
Turn right onto Jacobstown-Chesterfield Road
43 m · 9 sec · Jacobstown-Chesterfield Road
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3
Turn left onto Chesterfield-Georgetown Road
780 ft · 24 sec · Chesterfield-Georgetown Road
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4
Turn left
69 m · 44 sec
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5
Continue straight
69 m · 18 sec
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6
Turn right onto Chesterfield-Georgetown Road
780 ft · 21 sec · Chesterfield-Georgetown Road
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7
Continue on Matthews Lane
848 ft · 40 sec · Matthews Lane
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8
Turn right onto Chesterfield-Crosswicks Road
2.4 mi · 4 min · Chesterfield-Crosswicks Road
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9
Turn left onto Main Street
1284 ft · 46 sec · Main Street
-
10
Turn right onto Church Street
2041 ft · 52 sec · Church Street
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11
Continue on Crosswicks-Hamilton Square Road
1.5 km · 2 min · Crosswicks-Hamilton Square Road
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12
Turn right onto Yardville-Allentown Road
1.2 mi · 2 min · Yardville-Allentown Road
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13
Turn left onto Merrick Road
1509 ft · 1 min · Merrick Road
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14
Turn left
878 ft · 1 min
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15
At the end of the road, turn right
714 ft · 52 sec
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16
Take the ramp straight
45 m · 4 sec
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17
Keep slight left
1 km · 1 min
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18
Merge slight left onto New Jersey Turnpike
31.2 mi · 36 min · New Jersey Turnpike
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19
Take the exit slight right toward GSP, US 9: Garden State Parkway, Woodbridge
2531 ft · 1 min
-
20
Keep slight right to continue on GSP North: Garden State Parkway
1.2 km · 2 min
-
21
Merge slight left onto Garden State Parkway
11.2 mi · 16 min · Garden State Parkway
-
22
Take the exit slight right toward US 22, NJ 82: Hillside
1526 ft · 39 sec
-
23
Merge slight left
48 m · 3 sec
-
24
Take the exit slight right toward NJ 82: Morris Avenue, Kean University, Elizabeth
878 ft · 24 sec
-
25
Turn slight right onto Morris Avenue
690 ft · 15 sec · Morris Avenue
-
26
Turn slight right
155 m · 44 sec
-
27
Turn left onto Morris Avenue
2494 ft · 55 sec · Morris Avenue
-
28
Turn right onto Harding Avenue
646 ft · 29 sec · Harding Avenue
-
29
Turn right onto Vauxhall Road
10 m · 5 sec · Vauxhall Road
-
30
Turn left onto Harding Avenue
74 m · 11 sec · Harding Avenue
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31
Arrive at your destination
0 m · 1 sec · Harding Avenue
Car Route Details
A richer read on the saved driving route between Chesterfield and Union.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
New Jersey Turnpike
Merge slight left onto New Jersey Turnpike
31.2 mi · 00h 36m
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.
Partly Sunny leaving Chesterfield 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 Chesterfield to Union?
The road trip is about 52.4 miles (84.3 km) and usually takes 00h 59m 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?
East Brunswick is a useful midpoint, sitting about 26 miles from Chesterfield and 26.3 miles from Union.
How much longer is the road route than the straight-line distance?
The direct path is about 44.9 miles (72.2 km), while the road route adds roughly 7.5 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 4:30 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $7.56 one way or $15.12 round trip. Estimated CO2 is about 16.4 kg one way.
What should you check before leaving?
Before you leave, expect Partly Sunny around Chesterfield and Partly Sunny near Union.
Stop Ideas Near East Brunswick
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 East Brunswick.
New Brunswick station
Metropark station
Princeton Junction station
Newark Liberty International Airport
Flight Path Map
This map shows the direct air route between Chesterfield and Union. Straight-line distance: 44.85 mi (72.18 km).
#1 Chesterfield
Township of New Jersey
| Population | 7,584 |
| Coordinates | 40.1151100, -74.6393200 |
| Altitude | 27 |
| 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: 84 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 44m |
| 40 mph (64.37 km/h) | 01h 18m |
| 50 mph (80.47 km/h) | 01h 02m |
| 60 mph (96.56 km/h) | 00h 52m |
| 70 mph (112.65 km/h) | 00h 44m |
| 80 mph (129 km/h) | 00h 39m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.09 | $7.56 | $15.12 |
| Mid-grade | $4.60 | $8.51 | $17.02 |
| Premium | $4.95 | $9.16 | $18.33 |
| Diesel | $5.98 | $11.06 | $22.13 |
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.