How far is Potomac Heights, MD from Rockville, MD?
The driving distance from Potomac Heights, MD to Rockville, MD is about 52.6 miles (84.6 km), with a travel time of about 01h 04m by car.
- The straight-line flight distance is about 32.9 miles (52.9 km).
- For a round trip, plan for roughly 02h 09m 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 04m.
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.
Town in Maryland, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Scattered Showers And Thunderstorms
Mostly Sunny then Slight Chance Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Potomac Heights and Rockville.
Turn-by-Turn Driving Directions
Step-by-step road directions between Potomac Heights and Rockville.
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1
Start on Greenwood Avenue
101 m · 15 sec · Greenwood Avenue
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2
Enter the roundabout and take exit 2 toward Cedar Lane
41 m · 4 sec · Cedar Lane
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3
Exit the roundabout onto Cedar Lane
2134 ft · 59 sec · Cedar Lane
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4
At the end of the road, turn left onto Indian Head Highway
17.6 mi · 26 min · Indian Head Highway
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5
Take the exit slight right toward I 95, I 495: Richmond, Baltimore
1177 ft · 29 sec
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6
Keep slight left to continue on I 95 South, I 495 South, I 295 North: Washington, Richmond
1115 ft · 27 sec
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7
Keep slight right to continue on I 95 South, I 495 South: Richmond
1.1 km · 2 min
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8
Merge slight left onto Capital Beltway (Thru)
8 mi · 11 min · Capital Beltway (Thru)
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9
Keep slight right to continue on Capital Beltway
1.1 km · 48 sec · Capital Beltway
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10
Continue on Capital Beltway
2.4 mi · 3 min · Capital Beltway
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11
Keep slight right to continue on Capital Beltway
16 mi · 19 min · Capital Beltway
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12
Keep slight left to continue on I 270: Rockville, Frederick
3.1 mi · 4 min
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13
Keep slight right to continue on I 270 North
1.8 mi · 2 min
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14
Take the exit slight right toward MD 189: Falls Road
753 ft · 18 sec
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15
Keep slight right to continue on MD 189 North: Falls Road, Rockville, Town Center
567 ft · 14 sec
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16
Turn straight onto Falls Road
132 m · 21 sec · Falls Road
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17
Turn left onto Great Falls Road
1.1 km · 2 min · Great Falls Road
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18
Continue on West Montgomery Avenue
1159 ft · 38 sec · West Montgomery Avenue
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19
Turn right onto South Washington Street
19 m · 2 sec · South Washington Street
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20
Arrive at your destination
0 m · 1 sec · South Washington Street
Car Route Details
A richer read on the saved driving route between Potomac Heights and Rockville.
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.
Indian Head Highway
At the end of the road, turn left onto Indian Head Highway
17.6 mi · 00h 26m
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.
Scattered Showers And Thunderstorms leaving Potomac Heights and Mostly Sunny then Slight Chance Showers And Thunderstorms near Rockville.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Potomac Heights to Rockville?
The road trip is about 52.6 miles (84.6 km) and usually takes 01h 04m 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?
Forest Heights is a useful midpoint, sitting about 26.2 miles from Potomac Heights and 26.3 miles from Rockville.
How much longer is the road route than the straight-line distance?
The direct path is about 32.9 miles (52.9 km), while the road route adds roughly 19.7 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 4:20 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $7.56 one way or $15.12 round trip. Estimated CO2 is about 16.4 kg one way.
What should you check before leaving?
Before you leave, expect Scattered Showers And Thunderstorms around Potomac Heights and Mostly Sunny then Slight Chance Showers And Thunderstorms near Rockville.
Stop Ideas Near Forest Heights
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
District of Columbia Court
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Forest Heights.
Union Station
Washington Union Station
New Carrollton station
Lorton station
Flight Path Map
This map shows the direct air route between Potomac Heights and Rockville. Straight-line distance: 32.85 mi (52.86 km).
#1 Potomac Heights
Census designated place
| Population | 1,117 |
| Coordinates | 38.6087300, -77.1405300 |
| Altitude | 23 |
| Country | United States |
#2 Rockville
The most populous city in Montgomery County, Maryland.
| Population | 69,512 |
| Coordinates | 39.0840000, -77.1527600 |
| Altitude | 137 |
| Country | United States |
End: South Washington Street (-77.152887, 39.083997)
Estimated Travel Time
Distance: 85 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 45m |
| 40 mph (64.37 km/h) | 01h 18m |
| 50 mph (80.47 km/h) | 01h 03m |
| 60 mph (96.56 km/h) | 00h 52m |
| 70 mph (112.65 km/h) | 00h 45m |
| 80 mph (129 km/h) | 00h 39m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.09 | $7.56 | $15.12 |
| Mid-grade | $4.60 | $8.51 | $17.02 |
| Premium | $4.95 | $9.16 | $18.33 |
| Diesel | $5.98 | $11.06 | $22.13 |
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 · May 17, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.