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Trip from Hamilton, NJ to Hillsborough, NJ

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Compiled and reviewed by the US Trip Planner planning team at COD Solutions Oy · Last reviewed Apr 21, 2026 · Editorial standards

Drive Time

1h 3m

Distance

43.4 mi

70 km

Drive Score

7/10

Good drive

Same Day?

Yes, doable

Fuel Cost

$7

one way

EV Charging

Unknown

Best Time to Leave

Save up to 15 min
4 AM
0h 59m ★
6 AM
1h 4m
8 AM
1h 14m
10 AM
1h 7m
12 PM
1h 6m
3 PM
1h 8m
5 PM
1h 13m
8 PM
1h 1m

Estimated drive times based on typical traffic patterns. Actual times may vary with weather, construction, and real-time conditions.

Downtown Hamilton, NJ, NJ

Hamilton, NJ

Garrison Gao

township in Somerset County, New Jersey, United States

Hillsborough, NJ

Wikimedia Commons

Trip Overview

Hamilton, NJ to Hillsborough, NJ is 43.4 miles and takes about 1 hour 3 minutes via NJ 18, with a fuel budget near $7 and enough daylight to finish in a day. This drive stays within the Northeast region, specifically within New Jersey for its entirety. It's a straightforward trip that primarily utilizes highways, making it a quick and efficient journey. Given its short duration and focus on main roads, this route is ideal for a simple day trip or a convenient way to connect two points in central New Jersey without significant detours.

Main Roads

Road Distance Duration
NJ 18 22.2 mi 26m
Amwell Road 5.3 mi 9m
NJ 34 3.6 mi 5m
NJ 33 3.3 mi 5m
Memorial Parkway 1.9 mi 2m
Hamilton Street 1.8 mi 3m
Franklin Boulevard 1.5 mi 3m
Willow Road 1.4 mi 2m
Longest stretch: NJ 18 — 22.2 mi, about 26m

Turn-by-Turn Driving Directions

Step-by-step road directions between Hamilton, NJ and Hillsborough, NJ.

1

Start on Gully Road

155 ft · 5 sec · Gully Road
2

Turn left onto (17)

0.2 mi · 33 sec · Old Corlies Avenue
3

Turn left onto NJ 33

2.3 mi · 3 min · NJ 33
Use the left lane.
4

Continue on NJ-33; CR-547

0.2 mi · 17 sec · NJ-33; CR-547
5

Enter roundabout onto NJ 33; NJ 34

219 ft · 3 sec · NJ 33; NJ 34
6

Continue on NJ 33; NJ 34

1.0 mi · 1 min · NJ 33; NJ 34
7

Take the exit onto NJ 34

3.6 mi · 5 min · NJ 34
Use the straight lane.
8

Take the ramp

0.2 mi · 26 sec
Toward NJ 18 North: New Brunswick
9

Merge onto NJ 18

22 mi · 26 min · NJ 18
Use the straight / slight right lanes.
10

Continue on NJ 18

1.9 mi · 2 min · Memorial Parkway
Use the straight / slight right lanes.
11

Take the exit

0.6 mi · 1 min
Toward Easton Avenue, So Bound Brook Use the slight right lane.
12

Turn straight onto (672)

0.2 mi · 18 sec · George Street
13

Turn left onto CR 609

0.3 mi · 26 sec · Landing Lane
14

Continue on CR 617

1.5 mi · 3 min · Franklin Boulevard
Use the straight lane.
15

Turn right onto CR 514

1.8 mi · 3 min · Hamilton Street
16

Continue on CR 514

1.5 mi · 2 min · Amwell Road
17

At end of road, turn left onto CR 514

2.7 mi · 5 min · Amwell Road
18

Continue on CR 514

0.8 mi · 1 min · Millstone Bypass
19

Continue on CR 514

1.0 mi · 1 min · Amwell Road
20

Turn left onto Willow Road

1.4 mi · 2 min · Willow Road
21

Arrive at destination

Willow Road

Where to Stop

Rest stops, refuel points, and overnight suggestions along this route.

city in and county seat of Middlesex County, New Jersey, United States

Mid-route town

Meal stop

New Brunswick, NJ

22 mi into the route

Best for: Lunch, fuel, and a longer reset

This sits close to the middle of the route, so it works well for the longest stop of the day.

Pacing Suggestions

Colts Neck, NJ

Fuel and coffee

A short stop after about 10 miles helps settle the day before fatigue starts building.

Old Bridge, NJ

Meal break

The midpoint is around 21.7 miles from Hamilton, NJ, which is a good place for a longer meal and fuel stop.

These stop ideas are pacing suggestions — the exact town or exit can change with traffic, hotel plans, and fuel range.

Heads-up: tricky spots

5 of 11

5 decision points cluster between mile 0.2 and 31.6 — GPS handles the exact turns, but know they're coming. Your lane choice matters more than the turn itself.

5
0.2 mi into trip | ~0m in | NJ 33

Turn left onto NJ 33

Lane positioning matters here

Use the left lane.
5
2.7 mi into trip | ~4m in | NJ 33; NJ 34

Enter roundabout onto NJ 33; NJ 34

Roundabout - know your exit number before entering

5
3.7 mi into trip | ~6m in | NJ 34

Take the exit onto NJ 34

Exit ramp - move to the correct lane early. Lane positioning matters here

Use the straight lane.
5
7.5 mi into trip | ~12m in | NJ 18

Merge onto NJ 18

Merge point - match speed before joining. Lane positioning matters here

Use the straight / slight right lanes.
7
31.6 mi into trip | ~40m in

Take the exit toward Easton Avenue, So Bound Brook

Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one

Use the slight right lane. Toward Easton Avenue, So Bound Brook

Fuel & Cost

Regular Gas

$7.20 one way

$14.39 round trip

$4.21/gal 25.4 MPG avg 15 kg CO2
Fuel Type $/gal One Way Round Trip
midgrade $4.61 $7.88 $15.76
premium $4.93 $8.42 $16.83
diesel $5.61 $9.58 $19.16

No toll roads detected on this route.

Drive Cost (one way)

Fuel

$7

Estimated CO2 emission: 15.2 kg one way. Prices: EIA weekly data, 2026-04-13.

Driving Electric?

About $5 in charging · 0 stops · 67% less CO2

Vehicle Type kWh Stops DC Fast Home Charge
Average EV 13 0 $4.56 $2.08
Efficient EV 10.9 0 $3.80 $1.74
EV Truck/SUV 17.4 0 $6.08 $2.78

Gas CO2

15 kg

EV CO2

5 kg (67% less)

This trip is well within single-charge range for most EVs. No charging stops needed if you start fully charged.

DC fast charging avg $0.35/kWh. Home charging avg $0.16/kWh. US grid CO2: 0.39 kg/kWh.

Travel Intel

Current conditions at both ends of the drive.

Forecast as of Apr 20, 2026

Origin

Hamilton, NJ

Morning in Hamilton on Tuesday

Local time

6:50 AM

EDT

Current temp

60°F

Unavailable

Live forecast

Destination

Hillsborough, NJ

Morning in Hillsborough on Tuesday

Local time

6:50 AM

EDT

Current temp

56°F

Unavailable

Live forecast

62°F

New Brunswick, NJ

22 mi in

Time zone

Same local time

Origin and destination are on the same clock, so arrival timing is easier to judge at a glance.

Temperature spread

4 degrees cooler at arrival

A meaningful temperature swing is a good cue to rethink layers, water, and how soon you want to arrive.

Road read

1h 3m on the road

Use the two city cards together: check the sky where you start, then compare it with the local time and temperature at arrival.

Weather data from the National Weather Service. Conditions may change; check closer to your travel date.

What kind of drive is this?

This drive is heavily highway-focused, with 72% of the route utilizing major roadways. You'll experience stretches of faster-paced driving, including the longest uninterrupted segment of 22.2 miles along NJ 18. The character of the drive is predominantly that of a highway commute, designed for efficient travel rather than scenic exploration. While the main roads are straightforward, expect the typical traffic patterns associated with key state highways in a developed area.

72% highway — fuel and pacing are the main things to plan.
21 navigation steps total — most of the decisions cluster near the start and finish.
Longest single stretch: 22.2 mi on NJ 18.

How Hard Is This Drive?

6/10

This is a straightforward highway drive that stays mostly on NJ 18 and Amwell Road. You will hit about 11 points where you need to pay attention to lane position or signs. The trickiest moment comes around 0.2 miles in near NJ 33.

Driving Effort 6/10

Moderate - straightforward overall, but long enough or busy enough to require pacing

Balances navigation complexity with total wheel time.

This drive requires moderate attention. Across 43.4 miles you will encounter 11 spots where lane choice or exit timing matters. Not difficult for experienced highway drivers, but worth previewing the tricky sections before you go.

Where does it get tricky?

The main spots that need attention: at 0.2 miles (NJ 33): Lane positioning matters here; at 2.7 miles (NJ 33; NJ 34): Roundabout - know your exit number before entering; at 3.7 miles (NJ 34): Exit ramp - move to the correct lane early. Lane positioning matters here.

Towns Mentioned on Route Signs

Based on OSRM destination-sign hints, not a full list of every settlement the road passes.

On the drive from Hamilton, NJ to Hillsborough, NJ, road signs begin pointing toward So Bound Brook along the way.

So Bound Brook

31.6 mi in | ~40m

About the Cities

Arriving in Hillsborough, NJ

Full guide →

Hillsborough is a town in Somerset County (New Jersey).

City content from Wikivoyage (CC BY-SA 4.0) and Wikidata (CC0).

Who Is This Route For?

Weekend Trip

Doable as a same-day drive at 1h 3m. Total distance: 43.4 miles.

Family Friendly

Moderate complexity with 0 natural rest stops along the way.

Solo Traveler

1h 3m drive, comfortable solo distance.

EV Driver

0 DC fast chargers along the route. Coverage: unknown.

First-Time Driver

Mostly highway driving (72%). Some complex stretches to watch for.

Frequently Asked Questions

The longest stretch is about 22.2 miles on NJ 18. The full list of main roads is in the Roads section above.

It helps. This route has a higher-than-average number of complex decision points, which get harder in the dark. If the last hour of the trip is on surface roads or mountain grades, aim to arrive at Hillsborough, NJ before sunset when you can. Check the Trip Plan for departure windows that land you in daylight.

Yes. At under 2 hours behind the wheel, this works well for families — plan one quick stop if you have younger kids.

The main spots that need attention: at 0.2 miles (NJ 33): Lane positioning matters here; at 2.7 miles (NJ 33; NJ 34): Roundabout - know your exit number before entering; at 3.7 miles (NJ 34): Exit ramp - move to the correct lane early. Lane positioning matters here.

Yes — Morristown National Historical Park, Thomas Edison National Historical Park and Gateway National Recreation Area. See the National Parks section for detour distances and tips on detours.

Yes. A round trip is manageable in a single day if you plan a break at Hillsborough, NJ before heading back.

How this page is built

Compiled by the US Trip Planner planning team at COD Solutions Oy from open government datasets — OSRM over OpenStreetMap for geometry, EIA for fuel prices, and NPS for national parks. See our methodology for refresh cadence and limitations.

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