How far is Islip, NY from Merrick, NY?
The driving distance from Islip, NY to Merrick, NY is about 19.9 miles (32.1 km), with a travel time of about 00h 28m by car.
- The straight-line flight distance is about 18.5 miles (29.7 km).
- For a round trip, plan for roughly 00h 56m 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 28m.
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
Driving Route Map
The map below follows the saved road route between Islip and Merrick.
Turn-by-Turn Driving Directions
Step-by-step road directions between Islip and Merrick.
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1
Start on Main Street
22 m · 7 sec · Main Street
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2
Turn right onto Nassau Avenue
1800 ft · 51 sec · Nassau Avenue
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3
Continue on Nassau Avenue
140 m · 13 sec · Nassau Avenue
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4
Continue on Commack Road
2487 ft · 1 min · Commack Road
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5
Turn left onto Sunrise Highway
1575 ft · 30 sec · Sunrise Highway
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6
Take the ramp slight left toward NY 27 West: New York
709 ft · 17 sec
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7
Merge slight left onto Sunrise Highway
18.6 mi · 25 min · Sunrise Highway
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8
Turn left onto Merrick Avenue North
36 m · 8 sec · Merrick Avenue North
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9
Turn left
26 m · 6 sec
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10
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Islip and Merrick.
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.
Sunrise Highway
Merge slight left onto Sunrise Highway
18.6 mi · 00h 25m
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 near Islip.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Islip to Merrick?
The road trip is about 19.9 miles (32.1 km) and usually takes 00h 28m 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?
North Lindenhurst is a useful midpoint, sitting about 9.9 miles from Islip and 10 miles from Merrick.
How much longer is the road route than the straight-line distance?
The direct path is about 18.5 miles (29.7 km), while the road route adds roughly 1.4 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 7:34 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $2.85 one way or $5.69 round trip. Estimated CO2 is about 6.3 kg one way.
What should you check before leaving?
Before leaving, the latest forecast around Islip is Mostly Sunny.
Stop Ideas Near North Lindenhurst
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 North Lindenhurst.
Stamford Transportation Center
New Rochelle station
Yonkers station
Pennsylvania Station
Flight Path Map
This map shows the direct air route between Islip and Merrick. Straight-line distance: 18.46 mi (29.71 km).
#1 Islip
This Long Island community is situated on the south shore of Suffolk County, New York, at an elevation of 13 feet.
| Population | 322,328 |
| Coordinates | 40.7298200, -73.2103900 |
| Altitude | 4 |
| Country | United States |
#2 Merrick
Hamlet and census-designated place in New York
| Population | 22,097 |
| Coordinates | 40.6628800, -73.5515200 |
| Altitude | 4 |
| Country | United States |
End: Merrick (-73.55152, 40.66288)
Estimated Travel Time
Distance: 32 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 00h 39m |
| 40 mph (64.37 km/h) | 00h 29m |
| 50 mph (80.47 km/h) | 00h 23m |
| 60 mph (96.56 km/h) | 00h 19m |
| 70 mph (112.65 km/h) | 00h 17m |
| 80 mph (129 km/h) | 00h 14m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.01 | $2.85 | $5.69 |
| Mid-grade | $4.48 | $3.18 | $6.36 |
| Premium | $4.86 | $3.45 | $6.90 |
| Diesel | $4.69 | $3.33 | $6.67 |
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.