How far is Rockville, MD from Four Corners, MD?
The driving distance from Rockville, MD to Four Corners, MD is about 12.8 miles (20.6 km), with a travel time of about 00h 20m by car.
- The straight-line flight distance is about 8.7 miles (14 km).
- For a round trip, plan for roughly 00h 40m 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 20m.
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.
Town located in Montgomery County, Maryland, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny then Chance Showers And Thunderstorms
Patchy Fog then Slight Chance Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Rockville and Four Corners.
Turn-by-Turn Driving Directions
Step-by-step road directions between Rockville and Four Corners.
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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
1144 ft · 34 sec · West Montgomery Avenue
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3
Continue on Great Falls Road
1 km · 2 min · Great Falls Road
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4
Turn right onto Falls Road
132 m · 17 sec · Falls Road
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5
Continue on Falls Road
144 m · 18 sec · Falls Road
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6
Take the ramp slight left toward I 270 South
1769 ft · 51 sec
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7
Merge slight left
2.6 mi · 3 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
5.3 mi · 7 min · Capital Beltway
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10
Take the exit slight right toward US 29 North: Columbia
1158 ft · 28 sec
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11
Merge slight left onto Colesville Road
1779 ft · 50 sec · Colesville Road
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12
Turn right onto University Boulevard East
160 m · 9 sec · University Boulevard East
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13
Continue on University Boulevard East
756 ft · 25 sec · University Boulevard East
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14
Arrive at your destination
0 m · 1 sec · University Boulevard West
Car Route Details
A richer read on the saved driving route between Rockville and Four Corners.
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
5.29 mi · 00h 07m
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.
Mostly Sunny then Chance Showers And Thunderstorms leaving Rockville and Patchy Fog then Slight Chance Showers And Thunderstorms near Four Corners.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Rockville to Four Corners?
The road trip is about 12.8 miles (20.6 km) and usually takes 00h 20m 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?
Chevy Chase View is a useful midpoint, sitting about 6.4 miles from Rockville and 6.4 miles from Four Corners.
How much longer is the road route than the straight-line distance?
The direct path is about 8.7 miles (14 km), while the road route adds roughly 4.1 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 7:50 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $1.91 one way or $3.82 round trip. Estimated CO2 is about 4 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny then Chance Showers And Thunderstorms around Rockville and Patchy Fog then Slight Chance Showers And Thunderstorms near Four Corners.
Stop Ideas Near Chevy Chase View
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 Chevy Chase View.
Rockville station
Washington Union Station
New Carrollton station
Union Station
Flight Path Map
This map shows the direct air route between Rockville and Four Corners. Straight-line distance: 8.71 mi (14.01 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 Four Corners
Four Corners is a place in Maryland, United States.
| Population | 0 |
| Coordinates | 39.0203900, -77.0127500 |
| Altitude | 103 |
| Country | United States |
End: Four Corners (-77.01275, 39.02039)
Estimated Travel Time
Distance: 21 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 00h 25m |
| 40 mph (64.37 km/h) | 00h 19m |
| 50 mph (80.47 km/h) | 00h 15m |
| 60 mph (96.56 km/h) | 00h 12m |
| 70 mph (112.65 km/h) | 00h 10m |
| 80 mph (129 km/h) | 00h 09m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.24 | $1.91 | $3.82 |
| Mid-grade | $4.84 | $2.18 | $4.36 |
| Premium | $5.15 | $2.32 | $4.63 |
| Diesel | $6.36 | $2.86 | $5.73 |
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 · Oct 15, 2026