How far is Patchogue, NY from Greenlawn, NY?
The driving distance from Patchogue, NY to Greenlawn, NY is about 22.4 miles (36 km), with a travel time of about 00h 37m by car.
- The straight-line flight distance is about 19.6 miles (31.6 km).
- For a round trip, plan for roughly 01h 15m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 7:00 AM to 7:00 PM EDT.
Reverse, save, or send this route
This is an easy same-day return drive. Copy the route link, send it to another device, or print a clean version before you head out.
This is an easy same-day return drive.
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 37m.
This is a short drive, so your comfort window is wide. Traffic and current weather matter more than the clock.
This departure sits inside the recommended comfort window for the route.
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
Partly Cloudy
Driving Route Map
The map below follows the saved road route between Patchogue and Greenlawn.
Turn-by-Turn Driving Directions
Step-by-step road directions between Patchogue and Greenlawn.
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1
Start on South Ocean Avenue
1.6 km · 3 min · South Ocean Avenue
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2
Turn left onto Sunrise Service Road North
2413 ft · 59 sec · Sunrise Service Road North
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3
Take the ramp slight left
959 ft · 23 sec
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4
Merge slight left onto Sunrise Highway
1765 ft · 27 sec · Sunrise Highway
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5
Take the exit slight right toward CR 97: Nicolls Road, Stony Brook, Blue Point
875 ft · 25 sec
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6
Continue on Sunrise Service Road North
1.1 mi · 2 min · Sunrise Service Road North
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7
Continue on Veterans Memorial Highway
11.4 mi · 16 min · Veterans Memorial Highway
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8
Keep slight right to continue on Veterans Highway
3237 ft · 52 sec · Veterans Highway
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9
Continue on Veterans Memorial Highway
1.7 mi · 3 min · Veterans Memorial Highway
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10
Turn left onto Jericho Turnpike
2.3 mi · 5 min · Jericho Turnpike
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11
Turn right onto Elwood Road
2985 ft · 1 min · Elwood Road
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12
Turn left onto Cuba Hill Road
2979 ft · 59 sec · Cuba Hill Road
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13
Continue on Cuba Hill Road
1.5 mi · 3 min · Cuba Hill Road
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14
Turn right onto Broadway
2703 ft · 1 min · Broadway
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15
Turn left onto Smith Street
6 m · 1 sec · Smith Street
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16
Arrive at your destination
0 m · 1 sec · Smith Street
Car Route Details
A richer read on the saved driving route between Patchogue and Greenlawn.
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.
Veterans Memorial Highway
Continue on Veterans Memorial Highway
11.4 mi · 00h 16m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A short regional drive
This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.
Mostly Sunny leaving Patchogue and Partly Cloudy near Greenlawn.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Patchogue to Greenlawn?
The road trip is about 22.4 miles (36 km) and usually takes 00h 37m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.
What is the halfway point on this route?
Hauppauge is a useful midpoint, sitting about 11.1 miles from Patchogue and 11.2 miles from Greenlawn.
How much longer is the road route than the straight-line distance?
The direct path is about 19.6 miles (31.6 km), while the road route adds roughly 2.8 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 7:00 AM to 7:00 PM EDT. If you want a more comfortable same-day return, try to leave by 7:14 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $3.51 one way or $7.03 round trip. Estimated CO2 is about 7 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Patchogue and Partly Cloudy near Greenlawn.
Stop Ideas Near Hauppauge
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 Hauppauge.
Stamford Transportation Center
Bridgeport
New Rochelle station
Union Station
Flight Path Map
This map shows the direct air route between Patchogue and Greenlawn. Straight-line distance: 19.65 mi (31.62 km).
#1 Patchogue
Village in Suffolk County, New York
| Population | 12,314 |
| Coordinates | 40.7656500, -73.0151100 |
| Altitude | 6 |
| Country | United States |
#2 Greenlawn
Census-designated place in Suffolk County, New York
| Population | 13,742 |
| Coordinates | 40.8689900, -73.3651200 |
| Altitude | 69 |
| Country | United States |
End: Greenlawn (-73.36512, 40.86899)
Estimated Travel Time
Distance: 36 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 00h 44m |
| 40 mph (64.37 km/h) | 00h 33m |
| 50 mph (80.47 km/h) | 00h 26m |
| 60 mph (96.56 km/h) | 00h 22m |
| 70 mph (112.65 km/h) | 00h 19m |
| 80 mph (129 km/h) | 00h 16m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.45 | $3.51 | $7.03 |
| Mid-grade | $4.98 | $3.94 | $7.87 |
| Premium | $5.38 | $4.25 | $8.50 |
| Diesel | $6.51 | $5.14 | $10.28 |
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