Origin
Smithtown, NY
Late night in Smithtown on Friday
Local time
4:32 AM
EDT
Current temp
64°F
Unavailable
Live forecast
Trip from Smithtown, NY to Babylon, NY
Compiled and reviewed by the Trip.ovh planning team at COD Solutions Oy · Last reviewed Apr 17, 2026 · Editorial standards
Drive Time
25m
Distance
17.6 mi
28 km
Drive Score
6/10
Good drive
Same Day?
Yes, doable
Fuel Cost
$3
one way
EV Charging
Unknown
Best Time to Leave
4 AM
0h 23m
★
6 AM
0h 25m
8 AM
0h 30m
10 AM
0h 27m
12 PM
0h 26m
3 PM
0h 27m
5 PM
0h 29m
8 PM
0h 24m
Estimated drive times based on typical traffic patterns. Actual times may vary with weather, construction, and real-time conditions.
Smithtown, NY
Wikimedia Commons
Babylon, NY
Wikimedia Commons
Trip Overview
The drive from Smithtown, NY to Babylon, NY covers 17.6 miles and takes about 25m behind the wheel. This route is realistic as a one-day drive if you keep your stops efficient.
The route leans on Sagtikos State Parkway, Jericho Turnpike, Southern State Parkway for much of the mileage, and the overall profile is highway-focused drive. The longest uninterrupted segment is about 5.4 miles on Sagtikos State Parkway. At current regular gas prices, budget about $2.90 one way before food or hotel costs.
Who Is This Route For?
Weekend Trip
Doable as a same-day drive at 25m. Total distance: 17.6 miles.
Family Friendly
Moderate complexity with 0 natural rest stops along the way.
Solo Traveler
25m drive, comfortable solo distance.
EV Driver
0 DC fast chargers along the route. Coverage: unknown.
First-Time Driver
Mostly highway driving (90%). Some complex stretches to watch for.
Drive Character
This is a 25m highway drive covering 17.6 miles, with most of the trip on Sagtikos State Parkway and Jericho Turnpike. The longest continuous stretch is about 5.4 miles on Sagtikos State Parkway.
Most of the miles stay on highways, which makes pacing and fuel planning easier than turn-by-turn city driving.
There are about 15 navigation steps in the underlying route data, so the final approach matters more than the middle miles.
Sagtikos State Parkway is the longest continuous segment at about 5.4 miles.
How Hard Is This Drive?
This is a straightforward highway drive that stays mostly on Sagtikos State Parkway and Jericho Turnpike. This route has several spots where lane changes, forks, or exits need your full attention. The trickiest moment comes around 0.6 miles in near NY 25; NY 25A / West Main Street.
Driving Effort
8/10
Focused - busy navigation packed into a short drive
Balances navigation complexity with total wheel time.
This is a short but busy drive. With 10 decision points packed into just 17.6 miles, you will need to pay attention to lane changes and exits — but the whole thing is over in 25m.
Where does it get tricky?
The main spots that need attention: at 0.6 miles (NY 25; NY 25A / West Main Street): Highway fork - watch signs carefully; at 12.2 miles (SO / Southern State Parkway): Highway fork - watch signs carefully. Lane positioning matters here; at 14.4 miles: Exit ramp - move to the correct lane early. Lane positioning matters here.
Critical Maneuvers
5 of 10 key pointsThese are the spots where you need to pay the most attention. Preview them before you drive.
4
0.6 mi into trip
|
~0m in
|
NY 25; NY 25A / West Main Street
Keep slight left at fork onto NY 25; NY 25A / West Main Street
Highway fork - watch signs carefully
6
12.2 mi into trip
|
~15m in
|
SO / Southern State Parkway
Keep slight left at fork onto SO / Southern State Parkway
Highway fork - watch signs carefully. Lane positioning matters here
Use the slight left lane.
7
14.4 mi into trip
|
~19m in
Take the exit toward NY 231 South: Babylon
Exit ramp - move to the correct lane early. Lane positioning matters here
Use the straight / right lanes.
Exit 39S
Toward NY 231 South: Babylon
6
14.7 mi into trip
|
~20m in
|
NY 231 / Babylon-Northport Expressway
Keep slight left at fork onto NY 231 / Babylon-Northport Expressway toward NY 231 South: Babylon, West Islip
Highway fork - watch signs carefully. Multiple destination signs - pick the right one
Toward NY 231 South: Babylon, West Islip
7
17 mi into trip
|
~23m in
Keep slight right at fork toward NY 27A West: Babylon
Highway fork - watch signs carefully. Lane positioning matters here
Use the right lane.
Toward NY 27A West: Babylon
Towns Mentioned on Route Signs
Based on OSRM destination-sign hints, not a full list of every settlement the road passes.
Between Smithtown, NY and Babylon, NY, road signs point toward Sm South: Bay Shore and Islip.
Sm South: Bay Shore
4.6 mi in
|
~7m
Islip
14.7 mi in
|
~20m
|
via NY 231
Main Roads
| Road | Distance | Duration |
|---|---|---|
| Sagtikos State Parkway | 5.4 mi | 6m |
| Jericho Turnpike | 4 mi | 6m |
| Southern State Parkway | 2.4 mi | 3m |
| Babylon-Northport Expressway | 2.3 mi | 3m |
| Sunken Meadow State Parkway | 1.9 mi | 2m |
| West Main Street | 0.6 mi | <1m |
| East Main Street | 0.4 mi | <1m |
| Deer Park Avenue | 0.1 mi | <1m |
Longest stretch:
Sagtikos State Parkway
— 5.4 mi, about 6m
Turn-by-Turn Driving Directions
Step-by-step road directions between Smithtown, NY and Babylon, NY.
1
Start on NY 25; NY 25A
0.6 mi
·
51 sec
·
West Main Street
2
Keep slight left at fork onto NY 25; NY 25A
179 ft
·
5 sec
·
West Main Street
3
Continue on NY 25
4.0 mi
·
6 min
·
Jericho Turnpike
4
Take the ramp
0.2 mi
·
27 sec
Toward SM South: Bay Shore
5
Merge onto SM
1.9 mi
·
2 min
·
Sunken Meadow State Parkway
6
Continue on SA
5.4 mi
·
6 min
·
Sagtikos State Parkway
Use the straight lane.
7
Continue on SO
0.1 mi
·
9 sec
·
Southern State Parkway
8
Keep slight left at fork onto SO
2.2 mi
·
3 min
·
Southern State Parkway
Use the slight left lane.
9
Take the exit
0.2 mi
·
47 sec
Exit 39S
Toward NY 231 South: Babylon
Use the straight / right lanes.
10
Turn right onto NY 231
0.1 mi
·
14 sec
·
Deer Park Avenue
11
Keep slight left at fork onto NY 231
2.3 mi
·
3 min
·
Babylon-Northport Expressway
Toward NY 231 South: Babylon, West Islip
12
Keep slight right at fork
0.2 mi
·
39 sec
Toward NY 27A West: Babylon
Use the right lane.
13
Turn right onto NY 27A
0.4 mi
·
50 sec
·
East Main Street
14
Turn left onto South Carll Avenue
68 ft
·
2 sec
·
South Carll Avenue
15
Arrive at destination
South Carll Avenue
Fuel & Cost
Regular Gas
$2.90 one way
$5.79 round trip
$4.18/gal
25.4 MPG avg
6 kg CO2
| Fuel Type | $/gal | One Way | Round Trip |
|---|---|---|---|
| midgrade | $4.52 | $3.13 | $6.27 |
| premium | $4.92 | $3.41 | $6.82 |
| diesel | $5.61 | $3.89 | $7.77 |
Estimated Tolls: $0.28
Jericho Turnpike
(4 mi)
$0.28
Toll estimates based on average 2024-2025 rates. EZ-Pass/SunPass discounts may lower the actual cost.
Drive Cost (one way)
Fuel
$3
Tolls
$0
Total
$3
Estimated CO2 emission: 6.2 kg one way. Prices: EIA weekly data, 2026-04-13.
Driving Electric?
About $2 in charging · 0 stops · 67% less CO2
| Vehicle Type | kWh | Stops | DC Fast | Home Charge |
|---|---|---|---|---|
| Average EV | 5.3 | 0 | $1.85 | $0.84 |
| Efficient EV | 4.4 | 0 | $1.54 | $0.70 |
| EV Truck/SUV | 7 | 0 | $2.46 | $1.13 |
Gas CO2
6 kg
EV CO2
2 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
Babylon, NY
Late night in Babylon on Friday
Local time
4:32 AM
EDT
Current temp
76°F
Mostly Sunny
SW 10 mph
3% chance
Live forecast
Flood Warning
Flood Warning issued April 15 at 11:57PM EDT by NWS Binghamton NY
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
12 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
25m on the road
The weather snapshot is not static. If you are leaving later, give both cities one more quick forecast check before departure.
Weather data from the National Weather Service. Conditions may change; check closer to your travel date.
Frequently Asked Questions
The drive from Smithtown, NY to Babylon, NY covers 17.6 miles and takes about 25m without stops. Add 15-30 minutes for a fuel or rest stop on longer drives.
The main roads are Sagtikos State Parkway, Jericho Turnpike, Southern State Parkway. Most of the drive stays on highways, so watch for ramps and exits.
This is a comfortable same-day trip.
The midpoint is about 8.8 miles from Smithtown, NY. Look for rest areas, gas stations, or food options near the halfway mark.
At current regular gas prices, expect to spend about $2.90 one way. This estimate uses 25.4 MPG — your actual cost will vary with your vehicle's fuel efficiency and current gas prices.
Leave by 9 AM and you'll arrive before lunch. Even a 4 PM departure gets you there before dark in summer.
This is a short but busy drive. With 10 decision points packed into just 17.6 miles, you will need to pay attention to lane changes and exits — but the whole thing is over in 25m.
The main spots that need attention: at 0.6 miles (NY 25; NY 25A / West Main Street): Highway fork - watch signs carefully; at 12.2 miles (SO / Southern State Parkway): Highway fork - watch signs carefully. Lane positioning matters here; at 14.4 miles: Exit ramp - move to the correct lane early. Lane positioning matters here.
Between Smithtown, NY and Babylon, NY, road signs point toward Sm South: Bay Shore and Islip.
Yes. Nearby national parks include Fire Island National Seashore.
How this page is built
Compiled and maintained by the Trip.ovh planning team at COD Solutions Oy (Helsinki). Each route is built from authoritative open government and mapping datasets rather than crowdsourced reviews. Distances and geometry come from OSRM over OpenStreetMap. Fuel cost uses EIA weekly regional averages. National park proximity is from the NPS API. Pages are published only after passing our data-quality checks; our methodology page documents refresh cadence, editorial standards, and known limitations.
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