How far is Grasonville, MD from Gaithersburg, MD?
The driving distance from Grasonville, MD to Gaithersburg, MD is about 69.7 miles (112.2 km), with a travel time of about 01h 15m by car.
- The straight-line flight distance is about 54.7 miles (88 km).
- For a round trip, plan for roughly 02h 31m 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 01h 15m.
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.
City in Iowa, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Patchy Fog then Mostly Sunny
Sunny
Driving Route Map
The map below follows the saved road route between Grasonville and Gaithersburg.
Turn-by-Turn Driving Directions
Step-by-step road directions between Grasonville and Gaithersburg.
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1
Start on Perrys Corner Road
25 m · 10 sec · Perrys Corner Road
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2
Turn left onto Main Street
1011 ft · 31 sec · Main Street
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3
Turn right onto Chester River Beach Road
1606 ft · 44 sec · Chester River Beach Road
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4
Take the ramp left
895 ft · 22 sec
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5
Merge slight left onto Blue Star Memorial Highway
18.7 mi · 27 min · Blue Star Memorial Highway
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6
Continue on John Hanson Highway
18.4 mi · 22 min · John Hanson Highway
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7
Take the exit slight right toward I 95 North, I 495 North: Baltimore, Silver Spring
2347 ft · 57 sec
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8
Keep slight left to continue on I 495 North, I 95 North: Beltway
3221 ft · 1 min
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9
Merge slight left onto Capital Beltway
6.9 mi · 9 min · Capital Beltway
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10
Keep slight left to continue on Capital Beltway
9.5 mi · 12 min · Capital Beltway
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11
Keep slight right to continue on I 270 North: Frederick
3.6 mi · 5 min
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12
Keep slight right to continue on I 270 North
7.3 mi · 10 min
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13
Take the exit slight right toward MD 117, MD 124 South: Clopper Road, West Diamond Avenue, Quince Orchard Road
1387 ft · 42 sec
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14
Turn left onto West Diamond Avenue
2537 ft · 51 sec · West Diamond Avenue
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15
Turn left onto Meem Avenue
616 ft · 29 sec · Meem Avenue
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16
Turn right onto Chestnut Street
1033 ft · 35 sec · Chestnut Street
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17
Turn right onto North Frederick Avenue
77 m · 7 sec · North Frederick Avenue
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18
Turn right
26 m · 6 sec
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19
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Grasonville and Gaithersburg.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
Blue Star Memorial Highway
Merge slight left onto Blue Star Memorial Highway
18.7 mi · 00h 27m
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.
Patchy Fog then Mostly Sunny leaving Grasonville and Sunny near Gaithersburg.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Grasonville to Gaithersburg?
The road trip is about 69.7 miles (112.2 km) and usually takes 01h 15m 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?
Mitchellville is a useful midpoint, sitting about 33.6 miles from Grasonville and 36.1 miles from Gaithersburg.
How much longer is the road route than the straight-line distance?
The direct path is about 54.7 miles (88 km), while the road route adds roughly 15 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 3:58 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $10.05 one way or $20.10 round trip. Estimated CO2 is about 21.9 kg one way.
What should you check before leaving?
Before you leave, expect Patchy Fog then Mostly Sunny around Grasonville and Sunny near Gaithersburg.
Stop Ideas Near Mitchellville
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
United States Capitol
D C Government
THEARC: Town Hall Education Arts Recreation Campus
Town Hall Liquor And Bar
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Mitchellville.
New Carrollton station
Washington Union Station
BWI Rail Station
Union Station
Flight Path Map
This map shows the direct air route between Grasonville and Gaithersburg. Straight-line distance: 54.7 mi (88.03 km).
#1 Grasonville
Census designated place
| Population | 3,425 |
| Coordinates | 38.9581700, -76.2102300 |
| Altitude | 3 |
| Country | United States |
#2 Gaithersburg
The second most populous city in Montgomery County, Maryland.
| Population | 67,741 |
| Coordinates | 39.1434400, -77.2013700 |
| Altitude | 153 |
| Country | United States |
End: (-77.201269, 39.143361)
Estimated Travel Time
Distance: 112 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 02h 19m |
| 40 mph (64.37 km/h) | 01h 44m |
| 50 mph (80.47 km/h) | 01h 23m |
| 60 mph (96.56 km/h) | 01h 09m |
| 70 mph (112.65 km/h) | 00h 59m |
| 80 mph (129 km/h) | 00h 52m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.09 | $10.05 | $20.10 |
| Mid-grade | $4.60 | $11.31 | $22.63 |
| Premium | $4.95 | $12.19 | $24.37 |
| Diesel | $5.98 | $14.71 | $29.42 |
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 Maryland · Apr 23, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.