How far is Altamont, NY from Hempstead, NY?

The driving distance from Altamont, NY to Hempstead, NY is about 178.3 miles (286.9 km), with a travel time of about 03h 49m by car.

  • The straight-line flight distance is about 139.4 miles (224.4 km).
  • For a round trip, plan for roughly 07h 39m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 6:00 AM to 8:00 AM EDT.
Trip Tools

Reverse, save, or send this route

This drive is better planned with a longer stop or an overnight stay. Copy the route link, send it to another device, or print a clean version before you head out.

Reverse Route
Quick Snapshot
Road
178.26 mi
03h 49m
Flight
139.45 mi
224.43 km direct

This drive is better planned with a longer stop or an overnight stay.

Learn Distance

Choose another destination from Altamont.

Flight Distance

Direct air line
139.45 mi
Kilometers
224.43 km
Flight Time
00h 16m

Driving Distance

Road route
178.26 mi
Kilometers
286.88 km
Drive Time
03h 49m

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 03h 49m.

Arrival Snapshot
Arrive in Hempstead
Sun, Apr 19, 12:29 PM EDT
Return by in Altamont
Sun, Apr 19, 4:19 PM EDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Altamont
2026-04-19T08:40
Arrive Hempstead
Sun, Apr 19, 12:29 PM EDT
Route Timing
03h 49m
One way by road
Best Departure Window
6:00 AM to 8:00 AM EDT
Leave early for more breathing room
Arrive between
9:50 AM to 11:50 AM EDT

An early departure helps you fit a real stop into the day without turning the return into a late-night drive.

Leave by
9:20 AM EDT
Keeps a same-day return open with about 04h 00m at the destination.
Back in Altamont
9:00 PM EDT
Early departure recommended

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.

Mid-route stop
Clintondale
NY

Census-designated place in Ulster County, New York

From Altamont
89.2 mi
01h 54m
To Hempstead
89.1 mi
01h 54m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
50°F
Sunday

Rain Showers Likely

Starts
Sun, Apr 19 6:00 AM EDT
Wind
12 mph W
Destination
62°F
Sunday

Rain Showers Likely

Starts
Sun, Apr 19 6:00 AM EDT
Wind
7 to 14 mph SW

Driving Route Map

The map below follows the saved road route between Altamont and Hempstead.

Turn-by-Turn Driving Directions

Step-by-step road directions between Altamont and Hempstead.

  1. 1

    Start on the route

    2 m · 2 sec

  2. 2

    Turn right onto Altamont Boulevard

    21 m · 4 sec · Altamont Boulevard

  3. 3

    Turn right onto Main Street

    3187 ft · 2 min · Main Street

  4. 4

    Continue on State Highway 146

    5.5 mi · 10 min · State Highway 146

  5. 5

    At the end of the road, turn right onto Western Avenue

    4.5 mi · 9 min · Western Avenue

  6. 6

    Turn left

    12 m · 8 sec

  7. 7

    Take the ramp left

    71 m · 6 sec

  8. 8

    Continue straight

    832 ft · 20 sec

  9. 9

    Merge slight left onto Adirondack Northway

    1.2 km · 1 min · Adirondack Northway

  10. 10

    Take the exit slight right toward I 90 West, I 87 South: New York, Buffalo, New York State Thruway

    1732 ft · 59 sec

  11. 11

    Merge slight left

    2514 ft · 39 sec

  12. 12

    Keep slight right to continue on I 87 South: New York

    117.8 mi · 2 hr 17 min

  13. 13

    Keep slight right to continue on I 287 South, NJ 17 South: New Jersey

    1.5 km · 60 sec

  14. 14

    Continue straight

    2496 ft · 39 sec

  15. 15

    Keep slight left to continue on NJ 17 South: Mahwah

    14.1 mi · 19 min

  16. 16

    Take the exit slight right toward NJ 4, GSP South: Paterson, Fort Lee, New York

    566 ft · 19 sec

  17. 17

    Keep slight left to continue on NJ 4 East: Fort Lee, New York

    2455 ft · 1 min

  18. 18

    Merge slight left

    1417 ft · 24 sec

  19. 19

    Continue straight

    6.4 mi · 9 min

  20. 20

    Take the exit slight left toward I 95 North: George Washington Bridge

    1124 ft · 18 sec

  21. 21

    Merge slight left

    1.2 km · 55 sec

  22. 22

    Keep slight left

    1.3 km · 1 min

  23. 23

    Continue on George Washington Bridge (upper level)

    3174 ft · 1 min · George Washington Bridge (upper level)

  24. 24

    Continue on Trans-Manhattan Expressway

    1.2 km · 1 min · Trans-Manhattan Expressway

  25. 25

    Continue on Cross Bronx Expressway

    4.7 mi · 6 min · Cross Bronx Expressway

  26. 26

    Keep slight right to continue on Cross Bronx Expressway

    2 mi · 3 min · Cross Bronx Expressway

  27. 27

    Merge slight left onto Throgs Neck Expressway

    3271 ft · 58 sec · Throgs Neck Expressway

  28. 28

    Continue on Throgs Neck Bridge

    2 mi · 3 min · Throgs Neck Bridge

  29. 29

    Continue on Clearview Expressway

    5 mi · 6 min · Clearview Expressway

  30. 30

    Turn left onto Hillside Avenue

    1.2 km · 1 min · Hillside Avenue

  31. 31

    Turn right onto Braddock Avenue

    1.1 mi · 2 min · Braddock Avenue

  32. 32

    Turn left onto Jamaica Avenue

    934 ft · 34 sec · Jamaica Avenue

  33. 33

    Continue on Jericho Turnpike

    2886 ft · 57 sec · Jericho Turnpike

  34. 34

    Turn slight right onto Tulip Avenue

    2 mi · 4 min · Tulip Avenue

  35. 35

    Turn right onto New Hyde Park Road

    2197 ft · 56 sec · New Hyde Park Road

  36. 36

    Turn left onto Hempstead Turnpike

    2 mi · 4 min · Hempstead Turnpike

  37. 37

    Turn slight right onto Front Street

    1.3 km · 2 min · Front Street

  38. 38

    Turn right onto Greenwich Street

    548 ft · 11 sec · Greenwich Street

  39. 39

    Turn left onto Peninsula Boulevard

    1041 ft · 26 sec · Peninsula Boulevard

  40. 40

    Arrive at your destination

    0 m · 1 sec · Peninsula Boulevard

Car Route Details

A richer read on the saved driving route between Altamont and Hempstead.

OSRM road route
Drive Character

Highway-focused drive

Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.

Directions
40 steps
14 turns on the saved route
Ramps & Exits
9
5 merges, 4 ramps or exits
Navigation Density
22.4 / 100 mi
Decision points by distance
Main Roads
I 87 South
118 mi · 66%
NJ 17 South
14.1 mi · 8%
NJ 4 East
7.12 mi · 4%
Cross Bronx Expressway
6.64 mi · 4%
State Highway 146
5.48 mi · 3%
Clearview Expressway
5.02 mi · 3%
Longest Stretch

I 87 South

Keep slight right to continue on I 87 South: New York

118 mi · 02h 17m

Route Summary

A quick read on whether this route feels easy, ambitious, or worth planning around.

Trip Read

A longer out-and-back drive

This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.

Drive Time
03h 49m
Long day trip
Same-Day Return
07h 40m
Round-trip wheel time
Road vs Air
+38.9 mi
139.4 mi direct line
Halfway Stop
Clintondale
01h 54m from Altamont
Leave By
9:20 AM EDT
Early departure recommended
Weather Watch

Rain Showers Likely leaving Altamont and Rain Showers Likely near Hempstead.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Altamont to Hempstead?

The road trip is about 178.3 miles (286.9 km) and usually takes 03h 49m in normal driving conditions.

Is this a same-day trip or an overnight route?

This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.

What is the halfway point on this route?

Clintondale is a useful midpoint, sitting about 89.2 miles from Altamont and 89.1 miles from Hempstead.

How much longer is the road route than the straight-line distance?

The direct path is about 139.4 miles (224.4 km), while the road route adds roughly 38.9 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 6:00 AM to 8:00 AM EDT. If you want a more comfortable same-day return, try to leave by 9:20 AM EDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $25.22 one way or $50.43 round trip. Estimated CO2 is about 55.9 kg one way.

What should you check before leaving?

Before you leave, expect Rain Showers Likely around Altamont and Rain Showers Likely near Hempstead.

Stop Ideas Near Clintondale

Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.

Mid-route Guidance
Local place coverage is thin around Clintondale, so nearby transit and meeting points are shown instead.
Reviewed stop coverage is still thin around this midpoint, so practical transit waypoints are shown on the right.

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to Clintondale.

RAIL

Poughkeepsie station

9 mi away
41 Main St.
RAIL

Rhinecliff–Kingston station

26 mi away
Hutton and Charles Sts.
RAIL

Croton–Harmon station

58 mi away
1 Croton Point Avenue
RAIL

Hudson

65 mi away
69 South Front St.

Flight Path Map

This map shows the direct air route between Altamont and Hempstead. Straight-line distance: 139.45 mi (224.43 km).

Altamont

#1 Altamont

Village in New York, United States

Population1,657
Coordinates42.7006300, -74.0337400
Altitude141
CountryUnited States
Hempstead

#2 Hempstead

Located in Nassau County, New York, this hamlet and village is a major commercial and transportation hub.

Population764,055
Coordinates40.7062100, -73.6187400
Altitude17
CountryUnited States
Start: Altamont (-74.03374, 42.70063)
End: Hempstead (-73.61874, 40.70621)

Estimated Travel Time

Distance: 287 km by road

SpeedTime
30 mph (48.3 km/h)05h 56m
40 mph (64.37 km/h)04h 27m
50 mph (80.47 km/h)03h 33m
60 mph (96.56 km/h)02h 58m
70 mph (112.65 km/h)02h 32m
80 mph (129 km/h)02h 13m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
6.29 gal
23.81 L · about $25.22
Round trip
$50.43
12.58 gal · 47.62 L
Estimated CO2
55.9 kg one way
Round trip: 111.8 kg / 246 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $4.01 $25.22 $50.43
Mid-grade $4.48 $28.19 $56.37
Premium $4.86 $30.58 $61.15
Diesel $4.69 $29.53 $59.05

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

There is no time difference between Altamont and Hempstead. The current time is 08:40:09.

Distance to Other Cities

Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.

How did we calculate? Place names are translated into coordinates. The Haversine formula calculates straight-line distance; driving distance uses road network data.