How far is Mount Vernon, NY from Lewisboro, NY?
The driving distance from Mount Vernon, NY to Lewisboro, NY is about 40 miles (64.3 km), with a travel time of about 00h 57m by car.
- The straight-line flight distance is about 27.8 miles (44.8 km).
- For a round trip, plan for roughly 01h 54m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM EDT.
Reverse, save, or send this route
This route works well as a day trip with time at the destination. Copy the route link, send it to another device, or print a clean version before you head out.
This route works well as a day trip with time at the destination.
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 57m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
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.
Hamlet in Westchester County, New York
Route Weather Snapshot
Check the forecast at both ends before you head out.
Sunny
Sunny
Driving Route Map
The map below follows the saved road route between Mount Vernon and Lewisboro.
Turn-by-Turn Driving Directions
Step-by-step road directions between Mount Vernon and Lewisboro.
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1
Start on East Prospect Avenue
17 m · 6 sec · East Prospect Avenue
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2
Turn right onto Gramatan Avenue
1685 ft · 41 sec · Gramatan Avenue
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3
Enter the roundabout and take exit 1 toward East Lincoln Avenue
9 m · 1 sec · East Lincoln Avenue
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4
Exit the roundabout onto East Lincoln Avenue
1 km · 1 min · East Lincoln Avenue
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5
Turn left onto North Columbus Avenue
1415 ft · 31 sec · North Columbus Avenue
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6
Turn left onto East Grand Street
107 m · 20 sec · East Grand Street
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7
Turn right onto Hussey Road
108 m · 15 sec · Hussey Road
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8
Take the ramp right toward Cross County Parkway East
1037 ft · 29 sec
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9
Merge slight left onto Cross County Parkway
1.4 mi · 2 min · Cross County Parkway
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10
Merge slight right onto Hutchinson River Parkway
8 mi · 11 min · Hutchinson River Parkway
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11
Keep slight left to continue on I 684 North: Brewster
1.6 mi · 2 min
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12
Merge slight right
15.6 mi · 18 min
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13
Take the exit slight right toward NY 35: Cross River, Katonah
1.2 km · 1 min
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14
Keep slight right to continue on NY 35: Katonah, Cross River
752 ft · 21 sec
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15
Keep slight right to continue on NY 35 East: Cross River
84 m · 9 sec
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16
Turn straight onto Cross River Road
4.4 mi · 7 min · Cross River Road
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17
Continue on Old Post Road
4.6 mi · 7 min · Old Post Road
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18
Turn right onto Smith Ridge Road
1.9 mi · 4 min · Smith Ridge Road
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19
Turn left onto Shady Lane
45 m · 6 sec · Shady Lane
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20
Arrive at your destination
0 m · 1 sec · Shady Lane
Car Route Details
A richer read on the saved driving route between Mount Vernon and Lewisboro.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
I 684 North
Merge slight right
15.6 mi · 00h 18m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A comfortable day-trip route
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
Sunny leaving Mount Vernon and Sunny near Lewisboro.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Mount Vernon to Lewisboro?
The road trip is about 40 miles (64.3 km) and usually takes 00h 57m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
What is the halfway point on this route?
Armonk is a useful midpoint, sitting about 19.9 miles from Mount Vernon and 20 miles from Lewisboro.
How much longer is the road route than the straight-line distance?
The direct path is about 27.8 miles (44.8 km), while the road route adds roughly 12.2 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 8:00 AM to 10:00 AM EDT. If you want a more comfortable same-day return, try to leave by 4:36 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $6.27 one way or $12.54 round trip. Estimated CO2 is about 12.5 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Mount Vernon and Sunny near Lewisboro.
Stop Ideas Near Armonk
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Old Town Hall
Greenwich Town Hall
Greenburgh Town Court
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Armonk.
Croton–Harmon station
Stamford Transportation Center
New Rochelle station
Yonkers station
Flight Path Map
This map shows the direct air route between Mount Vernon and Lewisboro. Straight-line distance: 27.82 mi (44.78 km).
#1 Mount Vernon
The most populous city in Westchester County, New York.
| Population | 68,628 |
| Coordinates | 40.9126000, -73.8370800 |
| Altitude | 33 |
| Country | United States |
#2 Lewisboro
City in Westchester County, New York, United States of America
| Population | 12,417 |
| Coordinates | 41.2381500, -73.5226200 |
| Altitude | 222 |
| Country | United States |
End: Lewisboro (-73.52262, 41.23815)
Estimated Travel Time
Distance: 64 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 19m |
| 40 mph (64.37 km/h) | 00h 59m |
| 50 mph (80.47 km/h) | 00h 47m |
| 60 mph (96.56 km/h) | 00h 39m |
| 70 mph (112.65 km/h) | 00h 34m |
| 80 mph (129 km/h) | 00h 29m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.45 | $6.27 | $12.54 |
| Mid-grade | $4.98 | $7.02 | $14.05 |
| Premium | $5.38 | $7.59 | $15.18 |
| Diesel | $6.51 | $9.18 | $18.36 |
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 · Oct 15, 2026