How far is Gaithersburg, MD from Marlton, MD?
The driving distance from Gaithersburg, MD to Marlton, MD is about 44.2 miles (71.2 km), with a travel time of about 01h 06m by car.
- The straight-line flight distance is about 33.8 miles (54.4 km).
- For a round trip, plan for roughly 02h 13m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM EST.
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 06m.
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.
Census designated place in Prince George's County, Maryland, United States
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 Gaithersburg and Marlton.
Turn-by-Turn Driving Directions
Step-by-step road directions between Gaithersburg and Marlton.
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1
Start on the route
26 m · 12 sec
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2
Turn left onto North Frederick Avenue
77 m · 12 sec · North Frederick Avenue
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3
Turn left onto Chestnut Street
1664 ft · 50 sec · Chestnut Street
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4
Turn right onto West Diamond Avenue
2663 ft · 1 min · West Diamond Avenue
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5
Take the ramp left toward I 270 South: Washington
1531 ft · 39 sec
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6
Merge slight left onto Eisenhower Memorial Highway
1.4 mi · 2 min · Eisenhower Memorial Highway
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7
Keep slight left
6.6 mi · 9 min
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8
Keep slight left to continue on I 270 South: Silver Spring, College Park
2.8 mi · 4 min
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9
Merge slight right onto Capital Beltway
21.9 mi · 29 min · Capital Beltway
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10
Take the exit slight right toward MD 221A: Capitol Heights, Upper Marlboro
1696 ft · 41 sec
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11
Keep slight left to continue on East Upper Marlboro, Ritchie - Marlboro Road
628 ft · 15 sec
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12
Enter the roundabout and take exit 3 toward Ritchie Marlboro Road
87 m · 5 sec · Ritchie Marlboro Road
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13
Exit the roundabout onto Ritchie Marlboro Road
1594 ft · 27 sec · Ritchie Marlboro Road
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14
Enter the roundabout and take exit 1 toward Ritchie Marlboro Road
43 m · 2 sec · Ritchie Marlboro Road
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15
Exit the roundabout onto Ritchie Marlboro Road
1955 ft · 41 sec · Ritchie Marlboro Road
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16
Continue on Ritchie Marlboro Road
5.2 mi · 9 min · Ritchie Marlboro Road
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17
Take the ramp straight toward MD 4 South: Prince Frederick
1046 ft · 25 sec
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18
Merge slight right onto Pennsylvania Avenue
744 ft · 12 sec · Pennsylvania Avenue
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19
Take the exit slight right toward Old Crain Highway
1145 ft · 28 sec
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20
Turn right onto Old Crain Highway
1.6 mi · 4 min · Old Crain Highway
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21
Turn right onto Crain Highway
1.2 km · 1 min · Crain Highway
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22
Turn left onto Croom Road
1330 ft · 32 sec · Croom Road
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23
Turn right onto Trumps Hill Road
1.3 km · 2 min · Trumps Hill Road
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24
Turn left onto North Marlton Avenue
129 m · 19 sec · North Marlton Avenue
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25
Arrive at your destination
0 m · 1 sec · North Marlton Avenue
Car Route Details
A richer read on the saved driving route between Gaithersburg and Marlton.
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.
Capital Beltway
Merge slight right onto Capital Beltway
21.9 mi · 00h 29m
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 Gaithersburg and Sunny near Marlton.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Gaithersburg to Marlton?
The road trip is about 44.2 miles (71.2 km) and usually takes 01h 06m 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?
Beltsville is a useful midpoint, sitting about 22.1 miles from Gaithersburg and 22.1 miles from Marlton.
How much longer is the road route than the straight-line distance?
The direct path is about 33.8 miles (54.4 km), while the road route adds roughly 10.4 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 EST. If you want a more comfortable same-day return, try to leave by 4:16 PM EST.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $6.17 one way or $12.34 round trip. Estimated CO2 is about 13.9 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Gaithersburg and Sunny near Marlton.
Stop Ideas Near Beltsville
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 Beltsville.
New Carrollton station
Washington Union Station
Rockville station
BWI Rail Station
Flight Path Map
This map shows the direct air route between Gaithersburg and Marlton. Straight-line distance: 33.78 mi (54.36 km).
#1 Gaithersburg
The second most populous city in Montgomery County, Maryland.
| Population | 67,741 |
| Coordinates | 39.1434400, -77.2013700 |
| Altitude | 153 |
| Country | United States |
#2 Marlton
Marlton is a place in Maryland, United States.
| Population | 0 |
| Coordinates | 38.7737300, -76.7899700 |
| Altitude | 61 |
| Country | United States |
End: Marlton (-76.78997, 38.77373)
Estimated Travel Time
Distance: 71 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 28m |
| 40 mph (64.37 km/h) | 01h 06m |
| 50 mph (80.47 km/h) | 00h 53m |
| 60 mph (96.56 km/h) | 00h 44m |
| 70 mph (112.65 km/h) | 00h 37m |
| 80 mph (129 km/h) | 00h 33m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.96 | $6.17 | $12.34 |
| Mid-grade | $4.57 | $7.13 | $14.26 |
| Premium | $4.89 | $7.63 | $15.27 |
| Diesel | $6.30 | $9.83 | $19.66 |
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 · Nov 06, 2026