Origin
Port Washington North, NY
Morning in Port Washington North on Sunday
Local time
7:02 AM
EDT
Current temp
49°F
Unavailable
Live forecast
Trip from Port Washington North, NY to Islip, NY
Pin this tripCompiled and reviewed by the US Trip Planner planning team at COD Solutions Oy · Last reviewed Apr 26, 2026 · Editorial standards
Drive Time
56m
Distance
35.7 mi
57 km
Drive Score
8/10
Great drive
Same Day?
Yes, doable
Fuel Cost
$6
one way
EV Charging
Unknown
Best Time to Leave
4 AM
0h 52m
★
6 AM
0h 56m
8 AM
1h 5m
10 AM
0h 59m
12 PM
0h 58m
3 PM
1h 0m
5 PM
1h 5m
8 PM
0h 53m
Estimated drive times based on typical traffic patterns. Actual times may vary with weather, construction, and real-time conditions.
Port Washington North, NY
James Mirakian
Islip, NY
Wikimedia Commons
Trip Overview
Port Washington North to Islip is 35.7 miles and takes about 56 minutes via Long Island Expressway, with a fuel budget near $6 and enough daylight to finish in a day. This drive stays within New York, moving from the Northeast region to another part of the Northeast. For the most part, you'll be on highways, making it a straightforward trip. Consider this a quick hop that's easy to fit into a schedule, perfect for when you need to get from one point to another without a lot of fuss.
Main Roads
| Road | Distance | Duration |
|---|---|---|
| Long Island Expressway | 22.8 mi | 31m |
| Islip Avenue | 4 mi | 7m |
| Port Washington Boulevard | 3.6 mi | 6m |
| Searingtown Road | 1.3 mi | 2m |
| Joshuas Path | 1.1 mi | 1m |
| Motor Parkway | 1 mi | 1m |
| Radcliff Avenue | 0.3 mi | 1m |
| Avenue C | 0.2 mi | <1m |
Longest stretch:
Long Island Expressway
— 22.8 mi, about 31m
Traffic on I-495
Hour-of-day weekday pattern from 16 FHWA count stations on your route.
Peak
2 PM
~4,880 veh/hr typical
Quietest
2 AM
~521 veh/hr
Peak-to-quiet ratio
9.4×
busier at peak than in the quiet hours
12a
6a
noon
6p
11p
Averaged across 24 weeks of 2023 FHWA Travel Monitoring Analysis System data. Weekday hours only (Mon–Fri).
Turn-by-Turn Driving Directions
Step-by-step road directions between Port Washington North, NY and Islip, NY.
1
Start on Seaview Lane
87 ft
·
9 sec
·
Seaview Lane
2
Turn left onto Soundview Drive
126 ft
·
7 sec
·
Soundview Drive
3
Turn right onto Radcliff Avenue
0.3 mi
·
1 min
·
Radcliff Avenue
4
Turn right onto Warwick Place
440 ft
·
19 sec
·
Warwick Place
5
Continue on Pepperday Avenue
420 ft
·
25 sec
·
Pepperday Avenue
6
Turn left onto Avenue C
0.2 mi
·
59 sec
·
Avenue C
7
At end of road, turn right onto Middle Neck Road
0.2 mi
·
27 sec
·
Middle Neck Road
8
Continue on NY 101
3.6 mi
·
6 min
·
Port Washington Boulevard
9
Continue on Searingtown Road
1.3 mi
·
2 min
·
Searingtown Road
Use the straight lane.
10
Turn left onto South Service Road
526 ft
·
10 sec
·
South Service Road
Use the left lane.
11
Take the ramp
0.2 mi
·
30 sec
Toward I 495 East: Riverhead
12
Merge onto I 495
23 mi
·
31 min
·
Long Island Expressway
Use the straight / slight right lanes.
13
Take the exit
0.2 mi
·
31 sec
Exit 55
Toward CR 67: Motor Parkway, Central Islip
Use the straight / slight right lanes.
14
Turn straight onto Express Drive South
0.2 mi
·
26 sec
·
Express Drive South
15
Turn right onto CR 67
1.0 mi
·
1 min
·
Motor Parkway
Use the straight / right lanes.
16
Turn right onto NY 111
1.1 mi
·
1 min
·
Joshuas Path
Use the right lane.
17
Continue on NY 111
4.0 mi
·
7 min
·
Islip Avenue
18
At end of road, turn right onto NY 27A
0.2 mi
·
14 sec
·
Main Street
Use the right lane.
19
Arrive at destination
NY 27A
Where to Stop
Rest stops, refuel points, and overnight suggestions along this route.
Mid-route town
Meal stop
18 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
Fuel and coffee
A short stop after about 35.7 miles helps settle the day before fatigue starts building.
Meal break
The midpoint is around 17.8 miles from Port Washington North, NY, 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 125 decision points cluster between mile 0 and 35.5 — GPS handles the exact turns, but know they're coming. Your lane choice matters more than the turn itself.
5
0 mi into trip
|
~0m in
|
Soundview Drive
Turn left onto Soundview Drive
Navigation decision point
5
0.5 mi into trip
|
~2m in
|
Avenue C
Turn left onto Avenue C
Navigation decision point
8
29 mi into trip
|
~44m in
Take the exit toward CR 67: Motor Parkway, Central Islip
Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one
Use the straight / slight right lanes.
Exit 55
Toward CR 67: Motor Parkway, Central Islip
6
30.4 mi into trip
|
~47m in
|
NY 111 / Joshuas Path
Turn right onto NY 111 / Joshuas Path
Lane positioning matters here
Use the right lane.
6
35.5 mi into trip
|
~55m in
|
NY 27A / Main Street
At end of road, turn right onto NY 27A / Main Street
Lane positioning matters here
Use the right lane.
Fuel & Cost
Regular Gas
$5.80 one way
$11.60 round trip
$4.13/gal
25.4 MPG avg
13 kg CO2
| Fuel Type | $/gal | One Way | Round Trip |
|---|---|---|---|
| midgrade | $4.47 | $6.28 | $12.56 |
| premium | $4.87 | $6.84 | $13.68 |
| diesel | $5.40 | $7.59 | $15.19 |
No toll roads detected on this route.
Drive Cost (one way)
Fuel
$6
Estimated CO2 emission: 12.5 kg one way. Prices: EIA weekly data, 2026-04-20.
Driving Electric?
About $4 in charging · 0 stops · 67% less CO2
| Vehicle Type | kWh | Stops | DC Fast | Home Charge |
|---|---|---|---|---|
| Average EV | 10.7 | 0 | $3.75 | $1.71 |
| Efficient EV | 8.9 | 0 | $3.12 | $1.43 |
| EV Truck/SUV | 14.3 | 0 | $5.00 | $2.28 |
Gas CO2
12 kg
EV CO2
4 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.
Destination
Islip, NY
Morning in Islip on Sunday
Local time
7:02 AM
EDT
Current temp
44°F
Unavailable
Live forecast
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
5 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
56m 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 route is primarily highway driving, with 67% of the total distance on high-speed roads. You'll experience a longest stretch of 22.8 miles on the Long Island Expressway before transitioning to surface streets like Islip Avenue. Expect a relatively steady pace with frequent exits as you approach your destination.
67% highway — fuel and pacing are the main things to plan.
19 navigation steps total — most of the decisions cluster near the start and finish.
Longest single stretch: 22.8 mi on Long Island Expressway.
How Hard Is This Drive?
6/10
This is a straightforward highway drive that stays mostly on Long Island Expressway and Islip Avenue. You will hit about 12 points where you need to pay attention to lane position or signs. The trickiest moment comes early in the drive near Soundview Drive.
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 35.7 miles you will encounter 12 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: near the start (Soundview Drive): Navigation decision point; at 0.5 miles (Avenue C): Navigation decision point; at 29 miles: Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one.
About the Cities
Starting in Port Washington North, NY
Full guide →Arriving in Islip, NY
Full guide →Founded 1683
Islip (pronounced "ICE-lip") is a town on Long Island in the state of New York. Located within Suffolk County, the Town of Islip includes the villages of Brightwaters, Islandia, Ocean Beach and Saltaire. It also includes numerous hamlets including Bay Shore and Sayville which are ferry terminals for Fire Island. Other prominent communities are Bayport, Brentwood, Central Islip, Hauppauge, Islip village (the town seat), and Ronkonkoma.
Top landmarks
- • Bayport Aerodrome — airport in Suffolk County, New York, United States
- • Connetquot River State Park Preserve — state park in New York
- • Modesty — oyster-dredging sloop built in Long Island
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 56m. Total distance: 35.7 miles.
Family Friendly
Moderate complexity with 0 natural rest stops along the way.
Solo Traveler
56m drive, comfortable solo distance.
EV Driver
0 DC fast chargers along the route. Coverage: unknown.
First-Time Driver
Mostly highway driving (67%). Some complex stretches to watch for.
Frequently Asked Questions
The longest stretch is about 22.8 miles on Long Island Expressway. 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 Islip, NY 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: near the start (Soundview Drive): Navigation decision point; at 0.5 miles (Avenue C): Navigation decision point; at 29 miles: Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one.
Yes. A round trip is manageable in a single day if you plan a break at Islip, NY 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 FHWA TMAS for hourly traffic volumes. See our methodology for refresh cadence and limitations.
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