How far is West Islip, NY from Hempstead, NY?
The driving distance from West Islip, NY to Hempstead, NY is about 18.6 miles (30 km), with a travel time of about 00h 27m by car.
- The straight-line flight distance is about 16.3 miles (26.3 km).
- For a round trip, plan for roughly 00h 54m 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 27m.
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 Nassau County, New York
Route Weather Snapshot
Check the forecast at both ends before you head out.
Driving Route Map
The map below follows the saved road route between West Islip and Hempstead.
Turn-by-Turn Driving Directions
Step-by-step road directions between West Islip and Hempstead.
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1
Start on Union Boulevard
2187 ft · 1 min · Union Boulevard
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2
Continue on John Street
1859 ft · 53 sec · John Street
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3
Keep slight right to continue on John Street
101 m · 9 sec · John Street
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4
Turn left onto Simon Street
103 m · 7 sec · Simon Street
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5
Keep slight left to continue on Simon Street
72 m · 10 sec · Simon Street
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6
Turn left onto Deer Park Avenue
844 ft · 20 sec · Deer Park Avenue
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7
Turn right onto Railroad Avenue
997 ft · 20 sec · Railroad Avenue
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8
Continue on Trolley Line Road
3190 ft · 1 min · Trolley Line Road
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9
Turn right onto Little East Neck Road North
3016 ft · 1 min · Little East Neck Road North
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10
Continue on Farmingdale Road
3.6 mi · 6 min · Farmingdale Road
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11
Take the ramp slight right toward SO West: New York
965 ft · 25 sec
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12
Merge slight left onto Southern State Parkway
10.4 mi · 12 min · Southern State Parkway
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13
Take the exit slight right toward Nassau Road, Hempstead, Freeport
760 ft · 26 sec
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14
Keep slight right to continue on Uniondale
50 m · 6 sec
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15
Turn right onto Nassau Road
1.2 km · 1 min · Nassau Road
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16
Continue on Greenwich Street
3218 ft · 1 min · Greenwich Street
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17
Turn right onto Henry Street
2468 ft · 57 sec · Henry Street
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18
Turn right onto Peninsula Boulevard
20 m · 1 sec · Peninsula Boulevard
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19
Arrive at your destination
0 m · 1 sec · Peninsula Boulevard
Car Route Details
A richer read on the saved driving route between West Islip and Hempstead.
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
10.4 mi · 00h 12m
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.
Forecast cards are syncing for this route.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from West Islip to Hempstead?
The road trip is about 18.6 miles (30 km) and usually takes 00h 27m 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 Massapequa is a useful midpoint, sitting about 9.3 miles from West Islip and 9.3 miles from Hempstead.
How much longer is the road route than the straight-line distance?
The direct path is about 16.3 miles (26.3 km), while the road route adds roughly 2.3 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 7:36 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $2.65 one way or $5.29 round trip. Estimated CO2 is about 5.9 kg one way.
Stop Ideas Near North Massapequa
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 Massapequa.
New Rochelle station
Stamford Transportation Center
Yonkers station
Pennsylvania Station
Flight Path Map
This map shows the direct air route between West Islip and Hempstead. Straight-line distance: 16.37 mi (26.34 km).
#1 West Islip
Census-designated place in Suffolk County, New York
| Population | 28,335 |
| Coordinates | 40.7062100, -73.3062300 |
| Altitude | 6 |
| Country | United States |
#2 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 |
End: Hempstead (-73.61874, 40.70621)
Estimated Travel Time
Distance: 30 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 00h 37m |
| 40 mph (64.37 km/h) | 00h 27m |
| 50 mph (80.47 km/h) | 00h 22m |
| 60 mph (96.56 km/h) | 00h 18m |
| 70 mph (112.65 km/h) | 00h 15m |
| 80 mph (129 km/h) | 00h 13m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.01 | $2.65 | $5.29 |
| Mid-grade | $4.48 | $2.96 | $5.91 |
| Premium | $4.86 | $3.21 | $6.42 |
| Diesel | $4.69 | $3.10 | $6.20 |
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 22, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.