How far is Richmond Hill, NY from Mamaroneck, NY?
The driving distance from Richmond Hill, NY to Mamaroneck, NY is about 21.8 miles (35.1 km), with a travel time of about 00h 33m by car.
- The straight-line flight distance is about 18 miles (28.9 km).
- For a round trip, plan for roughly 01h 07m 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 33m.
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.
The fourth most populous borough of New York City.
Route Weather Snapshot
Check the forecast at both ends before you head out.
Partly Sunny then Slight Chance Rain Showers
Chance Rain Showers
Driving Route Map
The map below follows the saved road route between Richmond Hill and Mamaroneck.
Turn-by-Turn Driving Directions
Step-by-step road directions between Richmond Hill and Mamaroneck.
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1
Start on Jamaica Avenue
1.3 km · 2 min · Jamaica Avenue
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2
Turn left onto Van Wyck Expressway
623 ft · 21 sec · Van Wyck Expressway
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3
Continue on 138th Street
91 m · 6 sec · 138th Street
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4
Take the ramp slight left toward I 678 North: Van Wyck Expressway, Whitestone Bridge, Bronx
629 ft · 16 sec
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5
Merge slight left onto Van Wyck Expressway
4.8 mi · 7 min · Van Wyck Expressway
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6
Merge slight left onto Whitestone Expressway
2 mi · 3 min · Whitestone Expressway
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7
Continue on Bronx-Whitestone Bridge
1.3 mi · 2 min · Bronx-Whitestone Bridge
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8
Continue on Hutchinson River Expressway
1.2 mi · 2 min · Hutchinson River Expressway
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9
Continue on Hutchinson River Parkway
4.1 mi · 6 min · Hutchinson River Parkway
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10
Take the exit slight right toward I 95 North: New Haven
1570 ft · 44 sec
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11
Merge slight left onto New England Thruway
5.9 mi · 8 min · New England Thruway
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12
Take the exit slight right toward Fenimore Road, Mamaroneck
1118 ft · 26 sec
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13
Turn right onto Fenimore Road
1.1 km · 2 min · Fenimore Road
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14
At the end of the road, turn left onto West Boston Post Road
1596 ft · 29 sec · West Boston Post Road
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15
Arrive at your destination
0 m · 1 sec · East Boston Post Road
Car Route Details
A richer read on the saved driving route between Richmond Hill and Mamaroneck.
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.
New England Thruway
Merge slight left onto New England Thruway
5.85 mi · 00h 08m
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.
Partly Sunny then Slight Chance Rain Showers leaving Richmond Hill and Chance Rain Showers near Mamaroneck.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Richmond Hill to Mamaroneck?
The road trip is about 21.8 miles (35.1 km) and usually takes 00h 33m 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?
The Bronx is a useful midpoint, sitting about 10.9 miles from Richmond Hill and 10.9 miles from Mamaroneck.
How much longer is the road route than the straight-line distance?
The direct path is about 18 miles (28.9 km), while the road route adds roughly 3.8 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 7:22 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $3.09 one way or $6.17 round trip. Estimated CO2 is about 6.8 kg one way.
What should you check before leaving?
Before you leave, expect Partly Sunny then Slight Chance Rain Showers around Richmond Hill and Chance Rain Showers near Mamaroneck.
Stop Ideas Near The Bronx
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Radio City Music Hall
The Yard: City Hall Park NYC
CITY HALL LOBBY
Diamond City Hall Photography
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to The Bronx.
Yonkers station
New Rochelle station
Pennsylvania Station
Pennsylvania Station
Flight Path Map
This map shows the direct air route between Richmond Hill and Mamaroneck. Straight-line distance: 17.95 mi (28.89 km).
#1 Richmond Hill
A hamlet in the Town of Mount Pleasant, New York.
| Population | 98,984 |
| Coordinates | 40.6998300, -73.8312500 |
| Altitude | 18 |
| Country | United States |
#2 Mamaroneck
Town in Westchester County, New York
| Population | 29,343 |
| Coordinates | 40.9487100, -73.7326300 |
| Altitude | 0 |
| Country | United States |
End: Mamaroneck (-73.73263, 40.94871)
Estimated Travel Time
Distance: 35 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 00h 43m |
| 40 mph (64.37 km/h) | 00h 32m |
| 50 mph (80.47 km/h) | 00h 26m |
| 60 mph (96.56 km/h) | 00h 21m |
| 70 mph (112.65 km/h) | 00h 18m |
| 80 mph (129 km/h) | 00h 16m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.01 | $3.09 | $6.17 |
| Mid-grade | $4.48 | $3.45 | $6.90 |
| Premium | $4.86 | $3.74 | $7.49 |
| Diesel | $4.69 | $3.61 | $7.23 |
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.