This 378.1-mile journey from Pierrepont, NY, to Islip, NY, is estimated to take around 8 hours and 13 minutes of driving time. Given the duration, splitting this trip over two days is recommended for a more relaxed experience. The route primarily utilizes I-87, also known as the Adirondack Northway, and State Highway 28N, making it a highway-focused drive. With an estimated fuel cost of $62 and requiring two stops, it's a manageable trip within the Northeast region. This drive offers a balanced approach to covering distance efficiently while still allowing for a comfortable pace.
Trip Pace
Best split across 2 days
Treat the return leg as its own travel day rather than an afterthought.
Break Rhythm
2 planned breaks
Plan on a short reset every 3 to 4 hours to stay fresh behind the wheel.
Midpoint
189.1 miles from Pierrepont, NY
A natural place for your longest stop of the day
, about 4h 17m into the drive
.
Main Roads
Road
Distance
Duration
I 87
118.6 mi
2h 17m
Adirondack Northway
77 mi
1h 30m
State Highway 28N
30.3 mi
43m
Southern State Parkway
24.7 mi
31m
State Highway 56
22.9 mi
34m
Adirondack Trail
19.3 mi
27m
State Route 3
14.8 mi
20m
NJ 17
14.1 mi
18m
Longest stretch:
I 87
— 118.6 mi, about 2h 17m
Traffic on I-87
Hour-of-day weekday pattern from 60 FHWA count stations on your route.
Peak
4 PM
~2,496 veh/hr typical
· worst 3,286
Quietest
1 AM
~113 veh/hr
Peak-to-quiet ratio
22.1×
busier at peak than in the quiet hours
12a6anoon6p11p
Averaged across 52 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 Pierrepont, NY and Islip, NY.
1
Start on CR 24
29 ft·6 sec·County Highway 24
2
Turn left onto NY 68
0.4 mi·40 sec·Main Street
3
Continue on NY 68
3.8 mi·5 min·Colton-Pierrepont Road
4
At end of road, turn right onto NY 56
23 mi·34 min·State Highway 56
5
At end of road, turn left onto NY 3
15 mi·20 min·State Route 3
6
Continue on NY 3
1.0 mi·2 min·Main Street
7
Continue on NY 3
1.2 mi·2 min·Demars Boulevard
8
Continue on NY 3
0.1 mi·30 sec·Lake Street
9
Turn left onto NY 3
282 ft·12 sec·Mill Street
10
Turn right onto NY 30
0.2 mi·33 sec·East Park Street
11
Turn left onto NY 30
1.9 mi·3 min·Wawbeek Avenue
12
Continue on NY 30
0.8 mi·1 min·Adirondack Trail
13
Continue on NY 30
0.5 mi·46 sec·Moody Road
14
Continue on NY 30
18 mi·25 min·Adirondack Trail
15
Continue on NY 30
0.3 mi·42 sec·Lake Street
16
Continue on NY 30
0.4 mi·58 sec·Adirondack Trail
17
At end of road, turn left onto NY 28N
0.7 mi·1 min·State Highway 28N
18
Continue on NY 28N
2.5 mi·3 min·Newcomb Road
19
Continue on NY 28N
30 mi·41 min·State Highway 28N
20
Turn slight left onto CR 30
2.8 mi·4 min·A P Morse Highway
21
Keep slight left at fork onto Donnelly Road
0.6 mi·1 min·Donnelly Road
22
Continue on CR 29
1.2 mi·1 min·County Highway 29
23
Continue on CR 19
4.8 mi·7 min·Olmstedville Road
24
Turn straight onto US 9
0.2 mi·38 sec·US 9
25
Turn left onto Valley Farm Road
0.3 mi·33 sec·Valley Farm Road
26
Take the ramp
0.2 mi·31 sec
27
Merge onto I 87
77 mi·1 hr 30 min·Adirondack Northway
Use the slight right lane.
28
Keep slight right at fork onto I 87
0.3 mi·31 sec·I 87
Exit 1E-WToward I 87 South, I 90: Boston, Albany, New York, BuffaloUse the slight right lane.
29
Continue on I 87
0.5 mi·51 sec·I 87
Exit 1WToward I 87 South, I 90 West: New York, Buffalo
30
Keep slight right at fork onto I 87
118 mi·2 hr 16 min·I 87
Toward I 87 South: New YorkUse the straight / slight right lanes.
31
Keep slight right at fork onto NY 17
0.9 mi·59 sec·NY 17
Exit 15Toward I 287 South, NJ 17 South: New JerseyUse the slight right lane.
32
Continue on I 287; NJ 17
0.5 mi·39 sec·I 287; NJ 17
33
Keep slight left at fork onto NJ 17
14 mi·18 min·NJ 17
Exit 66Toward NJ 17 South: MahwahUse the slight left / straight lanes.
34
Take the exit
0.1 mi·19 sec
Toward NJ 4, GSP South: Paterson, Fort Lee, New York
35
Keep slight left at fork
0.5 mi·1 min
Toward NJ 4 East: Fort Lee, New York
36
Merge onto NJ 4
0.3 mi·24 sec·NJ 4
Use the right lane.
37
Continue on NJ 4
6.4 mi·8 min·NJ 4
Use the straight / slight right lanes.
38
Take the exit
0.2 mi·18 sec
Toward I 95 North: George Washington BridgeUse the straight / slight left lanes.
39
Merge onto I 95 EXPR
0.7 mi·54 sec·I 95 EXPR
Use the straight / slight right lanes.
40
Keep slight left at fork onto I 95 EXPR
0.8 mi·1 min·I 95 EXPR
41
Continue on I 95; US 1; US 9
0.6 mi·1 min·George Washington Bridge (upper level)
Use the straight / slight right lanes.
42
Continue on I 95; US 1
0.7 mi·1 min·Trans-Manhattan Expressway
43
Continue on I 95; US 1
4.7 mi·6 min·Cross Bronx Expressway
Use the straight / slight right lanes.
44
Keep slight right at fork onto I 295
2.0 mi·2 min·Cross Bronx Expressway
Exit 6BToward I 295 South: Throgs Neck BridgeUse the straight / slight left lanes.
45
Merge onto I 295
0.6 mi·58 sec·Throgs Neck Expressway
46
Continue on I 295
2.0 mi·3 min·Throgs Neck Bridge
Use the straight / slight right lanes.
47
Continue on I 295
5.0 mi·5 min·Clearview Expressway
Use the straight / slight right lanes.
48
Continue on NY 24
0.7 mi·1 min·Hollis Court Boulevard
Use the straight lane.
49
At end of road, turn left onto NY 24
0.2 mi·35 sec·Jamaica Avenue
Use the left lane.
50
Turn right onto Hempstead Avenue
0.9 mi·2 min·Hempstead Avenue
51
Turn right onto 225th Street
228 ft·9 sec·225th Street
Use the right lane.
52
Take the ramp
0.2 mi·28 sec
Toward Cross Island Parkway South, Verrazano Bridge
53
Merge onto CI
1.3 mi·1 min·Cross Island Parkway
Use the straight / slight right lanes.
54
Take the exit
0.5 mi·1 min
Exit 25AToward Southern State Parkway East, Eastern Long IslandUse the slight left / straight lanes.
55
Merge onto SO
25 mi·31 min·Southern State Parkway
Use the straight / slight right lanes.
56
Keep slight left at fork onto SO
0.2 mi·16 sec·Southern State Parkway
Use the straight / slight right lanes.
57
Take the exit
0.2 mi·31 sec
Exit 41SToward Bay Shore Road South, Bay ShoreUse the slight right lane.
58
Turn straight onto CR 57
0.5 mi·1 min·Bay Shore Road
59
Continue on CR 57
0.3 mi·43 sec·Howells Road
60
Turn straight onto CR 57
341 ft·6 sec·Sunrise Highway
61
Keep slight right at fork onto CR 57
0.6 mi·1 min·Howells Road
Toward Howells Road SouthUse the right lane.
62
Continue on CR 57
0.2 mi·24 sec·Roosevelt Street
63
Continue on CR 57
0.7 mi·1 min·3rd Avenue
64
At end of road, turn left onto NY 27A
1.1 mi·1 min·East Main Street
65
Continue on Montauk Highway
0.2 mi·17 sec·Montauk Highway
66
Continue on NY 27A
0.8 mi·1 min·Main Street
67
Arrive at destination
NY 27A
Trip Plan
To make the most of this 8-hour drive, consider departing early in the morning to maximize daylight and minimize traffic. Splitting the drive over two days is advisable, with an overnight stop around the halfway point. Factor in your two planned stops for fuel and rest, ensuring you stay refreshed. Keep an eye on the weather, especially if traveling during transitional seasons, as conditions can change. A specific tip for this route: be prepared for the longest stretch of 118.6 miles on I-87; ensure you have adequate fuel before entering this segment to avoid unnecessary stops.
Morning Departure
Start early — leave by 6-7 AM to arrive at a reasonable hour.
Evening Departure
This is a long drive — plan for a morning departure or consider splitting it into two days.
This drive is better paced as a 2-day trip.
Plan roughly 2 meaningful breaks for fuel, food, and rest.
The halfway point lands around 189.1 miles from Pierrepont, NY, or about 4h 17m into the drive.
The longest continuous stretch on this route runs about 118.6 miles.
Consider an overnight stop or starting very early.
Departure
Before you leave
Start with fuel, water, and navigation already sorted so the first hour feels easy.
First stop
Around 83 miles or 2h 3m in
Use this first pause for coffee, a restroom break, and a quick traffic check ahead.
Halfway reset
Around 189.1 miles or 4h 17m in
This is the best place for your longest stop, a real meal, and a full fuel check.
Overnight split
Day 1 wrap after about 189.1 miles or 4h 17m
Stop before fatigue turns the last few hours into a grind. You want day two to start fresh, not just resumed.
Final approach
Final hour starts around 6h 48m
Traffic, exits, and arrival timing usually matter more near Islip, NY than in the middle of the route.
Before You Leave
+
Open the route before leaving Pierrepont, NY so your first major turns are already loaded.
+
Leave with enough water and a charging cable within reach, not packed away.
+
Check your fuel range against the first long segment, especially if you are starting outside city service areas.
+
Pick one backup stop option before the midpoint in case traffic changes your pacing.
+
Treat this as a 2-day road trip and book the overnight stop before the busiest arrival window.
Day 1
Settle into the route from Pierrepont, NY
Aim for roughly 189 miles and 4.1 hours of wheel time on this day.
Day 2
Finish the approach into Islip, NY
Aim for roughly 189 miles and 4.1 hours of wheel time on this day.
Your first comfortable stop window is around 83 miles from Pierrepont, NY.
This route usually feels better as a 2-day drive than as one long push.
Plan about 2 real breaks rather than only quick fuel stops.
The longest stretch is on I 87 for about 118.6 miles.
Where to Stop
Rest stops, refuel points, and overnight suggestions along this route.
Place data sourced from public business listings. Hours and availability may vary.
Heads-up: tricky spots
5 of 35
5 decision points cluster between mile 186.3 and 373.5 — GPS handles the exact turns, but know they're coming. Your lane choice matters more than the turn itself.
9
186.3 mi into trip|~4h 13m in|I 87
Keep slight right at fork onto I 87 toward I 87 South, I 90: Boston, Albany, New York, Buffalo
Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one
Use the slight right lane.
Exit 1E-W
Toward I 87 South, I 90: Boston, Albany, New Yo...
9
304.9 mi into trip|~6h 31m in|NY 17
Keep slight right at fork onto NY 17 toward I 287 South, NJ 17 South: New Jersey
Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one
Use the slight right lane.
Exit 15
Toward I 287 South, NJ 17 South: New Jersey
8
306.3 mi into trip|~6h 33m in|NJ 17
Keep slight left at fork onto NJ 17 toward NJ 17 South: Mahwah
Highway fork - watch signs carefully. Lane positioning matters here
Use the slight left / straight lanes.
Exit 66
Toward NJ 17 South: Mahwah
8
335.4 mi into trip|~7h 13m in|I 295 / Cross Bronx Expressway
Keep slight right at fork onto I 295 / Cross Bronx Expressway toward I 295 South: Throgs Neck Bridge
Highway fork - watch signs carefully. Lane positioning matters here
Use the straight / slight left lanes.
Exit 6B
Toward I 295 South: Throgs Neck Bridge
9
373.5 mi into trip|~8h 4m in
Take the exit toward Bay Shore Road South, Bay Shore
Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one
Use the slight right lane.
Exit 41S
Toward Bay Shore Road South, Bay Shore
Fuel & Cost
Regular Gas
$61.17 one way
$122.33 round trip
$4.11/gal25.4 MPG avg132 kg CO2
Fuel Type
$/gal
One Way
Round Trip
midgrade
$4.46
$66.38
$132.75
premium
$4.85
$72.17
$144.33
diesel
$4.80
$71.39
$142.78
Estimated Tolls: $22.55
George Washington Bridge
$16.00
Throgs Neck Bridge
$6.55
Toll estimates based on average 2024-2025 rates. EZ-Pass/SunPass discounts may lower the actual cost.
Estimated Trip Cost (one way, 1 person)
Fuel
$61
Tolls
$23
Hotel (1n)
$80–$140
Meals
$50–$100
Total
$214–$324
Rough estimate based on US averages. Hotel $80–$140/night, meals $25–$50/day.
Estimated CO2 emission: 132.3 kg one way.
Prices: EIA weekly data, 2026-07-13.
Driving Electric?
About $40 in charging
· 1 stop
· 67% less CO2
Vehicle Type
kWh
Stops
DC Fast
Home Charge
Average EV
113.4
1
$39.70
$18.15
Efficient EV
94.5
1
$33.08
$15.12
EV Truck/SUV
151.2
1
$52.93
$24.20
Gas CO2
132 kg
EV CO2
44 kg (67% less)
Plan for 1 charging stop. A 30-minute DC fast charge mid-route should be enough to complete the trip comfortably.
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.
Forecast as of Jul 17, 2026
Origin
Pierrepont, NY
Evening
in Pierrepont on Monday
Local time
8:35 PM
EDT
Current temp
51°F
Mostly Clear
W 2 mph0% chanceLive forecast
Destination
Islip, NY
Evening
in Islip on Monday
Local time
8:35 PM
EDT
Current temp
70°F
Smoke
NW 5 to 10 mph11% chanceLive forecast
Seasonal Notes
Summer travel usually means heavier construction, hotter rest stops, and busier weekend traffic around major cities.
Winter travel shortens daylight, so a route that looks manageable on paper can feel much longer after dark.
Holiday weekends tend to make both departure and arrival windows slower than the raw route time suggests.
For long drives, weather on day two can matter just as much as conditions at departure, so check the whole travel window rather than only the first day.
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
19 degrees warmer at arrival
A meaningful temperature swing is a good cue to rethink layers, water, and how soon you want to arrive.
Road read
8h 13m on the road
This is long enough that the arrival forecast matters almost as much as departure conditions. Recheck both ends before you roll.
Weather data from the National Weather Service. Conditions may change; check closer to your travel date.
National Parks Near This Route
Worth a detour if your schedule allows.
General Grant National Memorial
National Memorial
The final resting place of President Ulysses S. Grant and his wife, Julia, is the largest mausoleum in North America. It testifies to a people’s gratitude for the man who ended the bloodiest conflict...
5 mi from route
~13 min detour
Free
near mile 332.2
Caution: Lower Crypt Access Subject to Safe Conditions
Merchant’s clerk, Revolutionary War soldier, first Secretary Treasury of the United States: Alexander Hamilton’s life is memorialized at The Grange, the home he built on a country estate in uptown Man...
5 mi from route
~12 min detour
Free
near mile 332.2
In 1777, a large British invasion force met an equally large American army here at Saratoga. After two intense battles, an eight-mile retreat, and a three-day siege, British General John Burgoyne surr...
9 mi from route
~23 min detour
Free
near mile 159.4
Before the 1960s, almost everything about living authentically as a lesbian, a bisexual person or a gay man was illegal. The Stonewall Uprising on June 28, 1969 is a milestone in the quest for civil r...
10 mi from route
~26 min detour
Free
near mile 332.2
Immerse yourself in an enchanting collage of coastal life and history. Rhythmic waves, high dunes, ancient maritime forests, historic landmarks and glimpses of wildlife, Fire Island has been a special...
11 mi from route
~28 min detour
Free
near mile 385.3
The African Burial Ground stands as the oldest and largest known excavated burial site in North America for both free and enslaved Africans. It offers a profound testament to the enduring legacy of Af...
12 mi from route
~29 min detour
Free
near mile 332.2
Park data from the National Park Service API. Alerts update every 2 hours.
More Details
What kind of drive is this?
Expect a highway-focused drive for 66% of this route, primarily on I-87. You'll encounter a longest uninterrupted stretch of 118.6 miles on I-87, offering a chance to maintain a steady pace. While much of the drive is on major highways, the inclusion of State Highway 28N suggests potential shifts in scenery and road type. This blend means you'll experience periods of efficient travel on the interstate interspersed with potentially more varied driving as you navigate state routes. Overall, the road character leans towards straightforward travel with opportunities for adjustment.
66% highway — fuel and pacing are the main things to plan.
67 navigation steps total — most of the decisions cluster near the start and finish.
Longest single stretch: 118.6 mi on I 87.
How Hard Is This Drive?
10/10
This is a straightforward highway drive that stays mostly on I 87 and Adirondack Northway. This route has several spots where lane changes, forks, or exits need your full attention. The trickiest moment comes around 186.3 miles in near I 87.
Driving Effort10/10
High effort - long or complex enough to need steady focus all day
Balances navigation complexity with total wheel time.
This is a demanding drive. With 35 significant decision points across 378.1 miles, you will need to stay alert - especially through interchange areas and urban stretches. Consider splitting it into segments if you are not comfortable with fast highway navigation.
Where does it get tricky?
The main spots that need attention: at 186.3 miles (I 87): Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one; at 304.9 miles (NY 17): Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one; at 306.3 miles (NJ 17): Highway fork - watch signs carefully. Lane positioning matters here.
Elevation Profile
Gently rolling terrain
1,635 ft12 ft
Total Climb
1,331 ft
Total Descent
2,058 ft
Highest Point
1,635 ft
~54 mi in
Elevation Range
1,622 ft
Towns Mentioned on Route Signs
Based on OSRM destination-sign hints, not a full list of every settlement the road passes.
Between Pierrepont, NY and Islip, NY, road signs point toward Albany, New York, Buffalo, Gsp South: Paterson, Fort Lee and Cross Island Parkway South - among others.
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
The longest stretch is about 118.6 miles on I 87. The full list of main roads is in the Roads section above.
Yes — a 2-day pace is more comfortable than one long haul. A sensible stopping point is after roughly 189 miles on day one.
Expect about $22.55 in tolls one way, starting with George Washington Bridge. Most Northeast and Midwest toll agencies accept E-ZPass; in the West and Texas, transponders like TxTag or FasTrak apply. If you do not have a transponder, cashless tolling plates will mail a bill to the vehicle's registered address — usually with a surcharge, so a rental-car toll pass is often cheaper than paying by mail.
Yes — we found about 19 rest areas or service plazas within a short detour of the route (from OpenStreetMap). See the Rest Stops tab under Nearby Places for locations and mile markers. Plan to stretch, use the bathroom, and top off fluids every 2–3 hours on longer drives.
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.
Only with planning. This is a long drive for kids — consider splitting it into two days rather than pushing through. Plan at least 2 meaningful breaks. There are 19 rest areas along the route for bathroom stops.
The main spots that need attention: at 186.3 miles (I 87): Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one; at 304.9 miles (NY 17): Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one; at 306.3 miles (NJ 17): Highway fork - watch signs carefully. Lane positioning matters here.
Yes — General Grant National Memorial, Hamilton Grange National Memorial and Saratoga National Historical Park (6 total within detour distance). See the National Parks section for detour distances and tips on detours.
Not recommended in a single day. At 8.2 hours each way, a round trip means 16.5 hours of driving — that is an unsafe level of fatigue for most drivers. Plan at least one night at Islip, NY before the return drive.
