How far is Hamilton, NJ from Blairstown, NJ?
The driving distance from Hamilton, NJ to Blairstown, NJ is about 86.9 miles (139.9 km), with a travel time of about 02h 00m by car.
- The straight-line flight distance is about 70.7 miles (113.8 km).
- For a round trip, plan for roughly 04h 00m 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 02h 00m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
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.
Borough in Somerset 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 Hamilton and Blairstown.
Turn-by-Turn Driving Directions
Step-by-step road directions between Hamilton and Blairstown.
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1
Start on Gully Road
47 m · 5 sec · Gully Road
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2
Turn left onto Old Corlies Avenue
1136 ft · 34 sec · Old Corlies Avenue
-
3
Turn left
2.3 mi · 4 min
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4
Continue straight
1013 ft · 17 sec
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5
Enter the roundabout and take exit 1 toward the route
67 m · 4 sec
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6
Exit the roundabout
1.6 km · 1 min
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7
Take the exit slight right
3.6 mi · 6 min
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8
Take the ramp slight right toward NJ 18 North: New Brunswick
1083 ft · 27 sec
-
9
Merge slight left
22.2 mi · 26 min
-
10
Continue on Memorial Parkway
1.9 mi · 3 min · Memorial Parkway
-
11
Take the exit slight right toward Easton Avenue, So Bound Brook
2951 ft · 1 min
-
12
Turn straight onto George Street
1080 ft · 19 sec · George Street
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13
Turn left onto Landing Lane
1485 ft · 27 sec · Landing Lane
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14
Turn right onto Easton Avenue
3.4 mi · 6 min · Easton Avenue
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15
Take the ramp straight toward I 287 North: Morristown, Mahwah
1618 ft · 37 sec
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16
Merge slight left
7.2 mi · 8 min
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17
Keep slight right to continue on I 78 East: New York City
4.5 mi · 5 min
-
18
Take the exit slight right toward US 202 North, US 206 North: Bedminster, Netcong
1432 ft · 41 sec
-
19
Merge slight left
17.9 mi · 29 min
-
20
Take the exit straight toward I 80 West, US 206 North: Stanhope, Newton
2705 ft · 1 min
-
21
Merge slight left onto Christopher Columbus Highway
14.6 mi · 17 min · Christopher Columbus Highway
-
22
Take the exit slight right toward CR 521: Hope, Blairstown
1135 ft · 28 sec
-
23
Keep slight right to continue on СR 521 North: Blairstown, Blair Academy
546 ft · 13 sec
-
24
Turn straight onto Hope - Blairstown Road
1.4 km · 1 min · Hope - Blairstown Road
-
25
Continue on Hope - Blairstorm Road
2237 ft · 42 sec · Hope - Blairstorm Road
-
26
Continue on Hope Road
3.5 mi · 6 min · Hope Road
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27
At the end of the road, turn left
2207 ft · 55 sec
-
28
Turn right onto Carhart Street
119 m · 17 sec · Carhart Street
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29
Arrive at your destination
0 m · 1 sec · Carhart Street
Car Route Details
A richer read on the saved driving route between Hamilton and Blairstown.
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.
NJ 18 North
Merge slight left
22.2 mi · 00h 26m
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 Hamilton and Partly Sunny near Blairstown.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Hamilton to Blairstown?
The road trip is about 86.9 miles (139.9 km) and usually takes 02h 00m 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?
Somerville is a useful midpoint, sitting about 43.4 miles from Hamilton and 43.5 miles from Blairstown.
How much longer is the road route than the straight-line distance?
The direct path is about 70.7 miles (113.8 km), while the road route adds roughly 16.2 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 2:30 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $12.54 one way or $25.09 round trip. Estimated CO2 is about 27.3 kg one way.
What should you check before leaving?
Before you leave, expect Partly Sunny around Hamilton and Partly Sunny near Blairstown.
Stop Ideas Near Somerville
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 Somerville.
New Brunswick station
Metropark station
Princeton Junction station
Newark Liberty International Airport
Flight Path Map
This map shows the direct air route between Hamilton and Blairstown. Straight-line distance: 70.72 mi (113.81 km).
#1 Hamilton
Township in Mercer County, New Jersey, United States
| Population | 86,722 |
| Coordinates | 40.2070600, -74.0812500 |
| Altitude | 26 |
| Country | United States |
#2 Blairstown
Township in Warren County, New Jersey, United States of America
| Population | 5,701 |
| Coordinates | 40.9828800, -74.9604500 |
| Altitude | 108 |
| Country | United States |
End: Blairstown (-74.96045, 40.98288)
Estimated Travel Time
Distance: 140 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 02h 53m |
| 40 mph (64.37 km/h) | 02h 10m |
| 50 mph (80.47 km/h) | 01h 44m |
| 60 mph (96.56 km/h) | 01h 26m |
| 70 mph (112.65 km/h) | 01h 14m |
| 80 mph (129 km/h) | 01h 05m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.09 | $12.54 | $25.09 |
| Mid-grade | $4.60 | $14.12 | $28.24 |
| Premium | $4.95 | $15.21 | $30.42 |
| Diesel | $5.98 | $18.36 | $36.72 |
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.