How far is Hempstead, NY from Islandia, NY?
The driving distance from Hempstead, NY to Islandia, NY is about 29.3 miles (47.2 km), with a travel time of about 00h 41m by car.
- The straight-line flight distance is about 24.5 miles (39.4 km).
- For a round trip, plan for roughly 01h 22m 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 41m.
This is a short drive, so your comfort window is wide. Traffic and current weather matter more than the clock.
You are leaving earlier than the recommended window, which gives you extra margin for breaks and traffic.
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.
Rain Showers Likely
Rain Showers Likely
Driving Route Map
The map below follows the saved road route between Hempstead and Islandia.
Turn-by-Turn Driving Directions
Step-by-step road directions between Hempstead and Islandia.
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1
Start on Peninsula Boulevard
566 ft · 12 sec · Peninsula Boulevard
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2
Turn slight right onto Front Street
860 ft · 15 sec · Front Street
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3
Turn slight right
34 m · 4 sec
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4
Turn straight onto William Street
2138 ft · 1 min · William Street
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5
At the end of the road, turn left onto Jerusalem Avenue
2 mi · 3 min · Jerusalem Avenue
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6
Keep slight right to continue on Jerusalem Avenue
1 km · 1 min · Jerusalem Avenue
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7
Turn slight right onto Merrick Avenue North
682 ft · 16 sec · Merrick Avenue North
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8
Take the ramp slight right toward SO East: East Islip
676 ft · 17 sec
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9
Merge slight left onto Southern State Parkway
15.2 mi · 18 min · Southern State Parkway
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10
Keep slight left to continue on Southern State Parkway
1.3 km · 1 min · Southern State Parkway
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11
Keep slight right to continue on Heckscher State Parkway
4.1 mi · 5 min · Heckscher State Parkway
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12
Take the exit slight right toward NY 111 North: Hauppauge
820 ft · 20 sec
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13
Turn straight onto Islip Avenue
2.3 mi · 4 min · Islip Avenue
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14
Turn right onto West Suffolk Avenue
1 mi · 2 min · West Suffolk Avenue
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15
Continue on East Suffolk Avenue
1.6 mi · 3 min · East Suffolk Avenue
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16
Continue on Old Nichols Road
1208 ft · 36 sec · Old Nichols Road
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17
Turn left onto South Bedford Avenue
1573 ft · 1 min · South Bedford Avenue
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18
Arrive at your destination
0 m · 1 sec · Bedford Avenue
Car Route Details
A richer read on the saved driving route between Hempstead and Islandia.
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.
Southern State Parkway
Merge slight left onto Southern State Parkway
15.2 mi · 00h 18m
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.
Rain Showers Likely leaving Hempstead and Rain Showers Likely near Islandia.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Hempstead to Islandia?
The road trip is about 29.3 miles (47.2 km) and usually takes 00h 41m 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?
West Babylon is a useful midpoint, sitting about 14.6 miles from Hempstead and 14.7 miles from Islandia.
How much longer is the road route than the straight-line distance?
The direct path is about 24.5 miles (39.4 km), while the road route adds roughly 4.8 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 7:08 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $4.13 one way or $8.26 round trip. Estimated CO2 is about 9.2 kg one way.
What should you check before leaving?
Before you leave, expect Rain Showers Likely around Hempstead and Rain Showers Likely near Islandia.
Stop Ideas Near West Babylon
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 West Babylon.
Stamford Transportation Center
New Rochelle station
Yonkers station
Bridgeport
Flight Path Map
This map shows the direct air route between Hempstead and Islandia. Straight-line distance: 24.49 mi (39.42 km).
#1 Hempstead
Located in Nassau County, New York, this hamlet and village is a major commercial and transportation hub.
| Population | 764,055 |
| Coordinates | 40.7062100, -73.6187400 |
| Altitude | 17 |
| Country | United States |
#2 Islandia
Village in Suffolk County, New York, United States
| Population | 3,309 |
| Coordinates | 40.8042600, -73.1690000 |
| Altitude | 20 |
| Country | United States |
End: Islandia (-73.169, 40.80426)
Estimated Travel Time
Distance: 47 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 00h 58m |
| 40 mph (64.37 km/h) | 00h 43m |
| 50 mph (80.47 km/h) | 00h 35m |
| 60 mph (96.56 km/h) | 00h 29m |
| 70 mph (112.65 km/h) | 00h 25m |
| 80 mph (129 km/h) | 00h 21m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.01 | $4.13 | $8.26 |
| Mid-grade | $4.48 | $4.62 | $9.23 |
| Premium | $4.86 | $5.01 | $10.01 |
| Diesel | $4.69 | $4.83 | $9.67 |
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 19, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.