How far is Rockville, MD from North Potomac, MD?
The driving distance from Rockville, MD to North Potomac, MD is about 7 miles (11.3 km), with a travel time of about 00h 15m by car.
- The straight-line flight distance is about 6 miles (9.7 km).
- For a round trip, plan for roughly 00h 30m 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 15m.
This is a short drive, so your comfort window is wide. Traffic and current weather matter more than the clock.
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.
The second most populous city in Montgomery County, Maryland.
Route Weather Snapshot
Check the forecast at both ends before you head out.
Sunny
Driving Route Map
The map below follows the saved road route between Rockville and North Potomac.
Turn-by-Turn Driving Directions
Step-by-step road directions between Rockville and North Potomac.
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1
Start on South Washington Street
19 m · 9 sec · South Washington Street
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2
Turn left onto West Montgomery Avenue
1021 ft · 28 sec · West Montgomery Avenue
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3
Turn straight onto West Jefferson Street
89 m · 11 sec · West Jefferson Street
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4
Continue on West Montgomery Avenue
1.5 mi · 3 min · West Montgomery Avenue
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5
Turn slight left
113 m · 16 sec
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6
Turn left onto Darnestown Road
1.5 mi · 3 min · Darnestown Road
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7
Turn left onto Travilah Road
2.7 mi · 6 min · Travilah Road
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8
At the end of the road, turn left onto Travilah Road
1796 ft · 39 sec · Travilah Road
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9
Exit the roundabout onto Turkey Foot Road
3086 ft · 2 min · Turkey Foot Road
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10
Turn left onto Query Mill Road
35 m · 4 sec · Query Mill Road
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11
Arrive at your destination
0 m · 1 sec · Query Mill Road
Car Route Details
A richer read on the saved driving route between Rockville and North Potomac.
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.
Travilah Road
Turn left onto Travilah Road
2.75 mi · 00h 06m
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.
Sunny leaving Rockville and Sunny near North Potomac.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Rockville to North Potomac?
The road trip is about 7 miles (11.3 km) and usually takes 00h 15m 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?
Gaithersburg is a useful midpoint, sitting about 3.5 miles from Rockville and 3.5 miles from North Potomac.
How much longer is the road route than the straight-line distance?
The direct path is about 6 miles (9.7 km), while the road route adds roughly 1 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 8:00 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $1.02 one way or $2.04 round trip. Estimated CO2 is about 2.2 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Rockville and Sunny near North Potomac.
Stop Ideas Near Gaithersburg
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Griffith Park at City Hall
Gaithersburg City Hall
Falls Church City Hall
Herndon Old Town Hall
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Gaithersburg.
Rockville station
Washington Union Station
Frederick Airport, MD
Frederick, MD
Flight Path Map
This map shows the direct air route between Rockville and North Potomac. Straight-line distance: 6.02 mi (9.69 km).
#1 Rockville
The most populous city in Montgomery County, Maryland.
| Population | 69,512 |
| Coordinates | 39.0840000, -77.1527600 |
| Altitude | 137 |
| Country | United States |
#2 North Potomac
Census-designated place in Montgomery County, Maryland, United States
| Population | 24,410 |
| Coordinates | 39.0828900, -77.2649800 |
| Altitude | 79 |
| Country | United States |
End: North Potomac (-77.26498, 39.08289)
Estimated Travel Time
Distance: 11 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 00h 14m |
| 40 mph (64.37 km/h) | 00h 10m |
| 50 mph (80.47 km/h) | 00h 08m |
| 60 mph (96.56 km/h) | 00h 07m |
| 70 mph (112.65 km/h) | 00h 06m |
| 80 mph (129 km/h) | 00h 05m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.09 | $1.02 | $2.04 |
| Mid-grade | $4.60 | $1.15 | $2.30 |
| Premium | $4.95 | $1.24 | $2.48 |
| Diesel | $5.98 | $1.50 | $2.99 |
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.