How far is Port Jefferson, NY from Hempstead, NY?
The driving distance from Port Jefferson, NY to Hempstead, NY is about 42.2 miles (67.9 km), with a travel time of about 00h 59m by car.
- The straight-line flight distance is about 33.2 miles (53.4 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.
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.
Census-designated place in Suffolk County, New York
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 Port Jefferson and Hempstead.
Turn-by-Turn Driving Directions
Step-by-step road directions between Port Jefferson and Hempstead.
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1
Start on Main Street
25 m · 11 sec · Main Street
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2
Turn left onto West Broadway
1.4 km · 1 min · West Broadway
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3
Continue on Main Street
1.2 mi · 2 min · Main Street
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4
Continue on Route 25A
1.6 km · 2 min · Route 25A
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5
Continue on North Country Road
1853 ft · 33 sec · North Country Road
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6
Turn left onto Nicolls Road
3.1 mi · 5 min · Nicolls Road
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7
Take the exit right toward Route 347, Nesconset Highway WEST, Hauppauge, Smithtown
124 m · 11 sec
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8
Merge slight left onto Nesconset Highway
1.6 mi · 2 min · Nesconset Highway
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9
Continue on Smithtown Bypass
4.5 mi · 7 min · Smithtown Bypass
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10
Take the exit straight toward Route 111, Islip, Smithtown
116 m · 17 sec
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11
Turn left onto Hauppauge Boulevard
2424 ft · 46 sec · Hauppauge Boulevard
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12
At the end of the road, turn right onto Townline Road
128 m · 9 sec · Townline Road
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13
Keep slight left to continue on Wheeler Road
1.6 mi · 3 min · Wheeler Road
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14
Keep slight right to continue on Joshuas Path
1.5 mi · 2 min · Joshuas Path
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15
Continue on Islip Avenue
2.2 mi · 3 min · Islip Avenue
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16
Take the ramp right toward SO: New York
1109 ft · 27 sec
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17
Merge slight left onto Heckscher State Parkway
3.9 mi · 4 min · Heckscher State Parkway
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18
Continue on Southern State Parkway
694 ft · 9 sec · Southern State Parkway
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19
Keep slight left to continue on Southern State Parkway
17.4 mi · 22 min · Southern State Parkway
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20
Take the exit slight right toward Nassau Road, Hempstead, Freeport
760 ft · 26 sec
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21
Keep slight right to continue on Uniondale
50 m · 6 sec
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22
Turn right onto Nassau Road
1.2 km · 1 min · Nassau Road
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23
Continue on Greenwich Street
3218 ft · 1 min · Greenwich Street
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24
Turn right onto Henry Street
2468 ft · 57 sec · Henry Street
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25
Turn right onto Peninsula Boulevard
20 m · 1 sec · Peninsula Boulevard
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26
Arrive at your destination
0 m · 1 sec · Peninsula Boulevard
Car Route Details
A richer read on the saved driving route between Port Jefferson and Hempstead.
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.
Southern State Parkway
Keep slight left to continue on Southern State Parkway
17.4 mi · 00h 22m
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 Port Jefferson and Mostly Sunny near Hempstead.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Port Jefferson to Hempstead?
The road trip is about 42.2 miles (67.9 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?
North Bay Shore is a useful midpoint, sitting about 21.1 miles from Port Jefferson and 21.1 miles from Hempstead.
How much longer is the road route than the straight-line distance?
The direct path is about 33.2 miles (53.4 km), while the road route adds roughly 9 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 $5.97 one way or $11.95 round trip. Estimated CO2 is about 13.2 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Port Jefferson and Mostly Sunny near Hempstead.
Stop Ideas Near North Bay Shore
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Town of Babylon History Museum at Old Town Hall
Brookhaven Town Hall
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to North Bay Shore.
Stamford Transportation Center
New Rochelle station
Bridgeport
Yonkers station
Flight Path Map
This map shows the direct air route between Port Jefferson and Hempstead. Straight-line distance: 33.18 mi (53.4 km).
#1 Port Jefferson
Incorporated village in the Town of Brookhaven in Suffolk County, New York
| Population | 8,127 |
| Coordinates | 40.9464900, -73.0692700 |
| Altitude | 1 |
| Country | United States |
#2 Hempstead
Located in Nassau County, New York, this hamlet and village is a major commercial and transportation hub.
| Population | 764,055 |
| Coordinates | 40.7062100, -73.6187400 |
| Altitude | 17 |
| Country | United States |
End: Hempstead (-73.61874, 40.70621)
Estimated Travel Time
Distance: 68 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 24m |
| 40 mph (64.37 km/h) | 01h 03m |
| 50 mph (80.47 km/h) | 00h 50m |
| 60 mph (96.56 km/h) | 00h 42m |
| 70 mph (112.65 km/h) | 00h 36m |
| 80 mph (129 km/h) | 00h 31m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.01 | $5.97 | $11.95 |
| Mid-grade | $4.48 | $6.68 | $13.35 |
| Premium | $4.86 | $7.24 | $14.49 |
| Diesel | $4.69 | $6.99 | $13.99 |
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 York · 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.