How far is Great Neck, NY from Smithtown, NY?
The driving distance from Great Neck, NY to Smithtown, NY is about 34.4 miles (55.3 km), with a travel time of about 00h 45m by car.
- The straight-line flight distance is about 27.8 miles (44.8 km).
- For a round trip, plan for roughly 01h 31m 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 45m.
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.
Hamlet within the town of Oyster Bay, New York
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Sunny
Driving Route Map
The map below follows the saved road route between Great Neck and Smithtown.
Turn-by-Turn Driving Directions
Step-by-step road directions between Great Neck and Smithtown.
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1
Start on Baker Hill Road
1563 ft · 1 min · Baker Hill Road
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2
Turn left onto Middle Neck Road
1.7 mi · 3 min · Middle Neck Road
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3
Continue on Lakeville Road
1 mi · 2 min · Lakeville Road
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4
Turn left onto South Service Road
1515 ft · 34 sec · South Service Road
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5
Take the ramp slight left toward I 495 East: Riverhead
948 ft · 25 sec
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6
Merge slight left onto Long Island Expressway
9.8 mi · 13 min · Long Island Expressway
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7
Take the exit slight right toward N East: Hauppauge
2144 ft · 53 sec
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8
Merge slight left onto Northern State Parkway
13.7 mi · 19 min · Northern State Parkway
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9
Take the exit slight right toward SM North: Kings Park
1052 ft · 26 sec
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10
Merge slight left onto Sagtikos State Parkway
152 m · 6 sec · Sagtikos State Parkway
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11
Continue on Sunken Meadow State Parkway
1.7 mi · 2 min · Sunken Meadow State Parkway
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12
Take the exit slight right toward NY 25 East: Jericho Turnpike East, Smithtown
1170 ft · 31 sec
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13
Turn slight right onto Jericho Turnpike
3.9 mi · 6 min · Jericho Turnpike
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14
Continue on West Main Street
3144 ft · 55 sec · West Main Street
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15
Arrive at your destination
0 m · 1 sec · West Main Street
Car Route Details
A richer read on the saved driving route between Great Neck and Smithtown.
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.
Northern State Parkway
Merge slight left onto Northern State Parkway
13.7 mi · 00h 19m
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 Great Neck and Sunny near Smithtown.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Great Neck to Smithtown?
The road trip is about 34.4 miles (55.3 km) and usually takes 00h 45m 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?
Woodbury is a useful midpoint, sitting about 17 miles from Great Neck and 17.4 miles from Smithtown.
How much longer is the road route than the straight-line distance?
The direct path is about 27.8 miles (44.8 km), while the road route adds roughly 6.6 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 4:58 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $5.38 one way or $10.76 round trip. Estimated CO2 is about 10.8 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Great Neck and Sunny near Smithtown.
Stop Ideas Near Woodbury
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Town of Babylon History Museum at Old Town Hall
Babylon Town Hall Annex
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Woodbury.
Stamford Transportation Center
New Rochelle station
Yonkers station
Pennsylvania Station
Flight Path Map
This map shows the direct air route between Great Neck and Smithtown. Straight-line distance: 27.86 mi (44.83 km).
#1 Great Neck
Region in Nassau County, New York, United States
| Population | 10,162 |
| Coordinates | 40.8006600, -73.7284600 |
| Altitude | 33 |
| Country | United States |
#2 Smithtown
Census-designated place in Suffolk County, New York
| Population | 110,876 |
| Coordinates | 40.8559300, -73.2006700 |
| Altitude | 18 |
| Country | United States |
End: West Main Street (-73.200729, 40.855811)
Estimated Travel Time
Distance: 55 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 08m |
| 40 mph (64.37 km/h) | 00h 51m |
| 50 mph (80.47 km/h) | 00h 41m |
| 60 mph (96.56 km/h) | 00h 34m |
| 70 mph (112.65 km/h) | 00h 29m |
| 80 mph (129 km/h) | 00h 25m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.45 | $5.38 | $10.76 |
| Mid-grade | $4.98 | $6.03 | $12.06 |
| Premium | $5.38 | $6.51 | $13.02 |
| Diesel | $6.51 | $7.88 | $15.75 |
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 · Oct 15, 2026