How far is Saint James, MD from Rockville, MD?
The driving distance from Saint James, MD to Rockville, MD is about 56.9 miles (91.5 km), with a travel time of about 01h 01m by car.
- The straight-line flight distance is about 46.3 miles (74.5 km).
- For a round trip, plan for roughly 02h 03m 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 01m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
This departure sits inside the recommended comfort window for the route.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
Town in Frederick County, Maryland, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Partly Sunny
Patchy Fog then Partly Sunny
Driving Route Map
The map below follows the saved road route between Saint James and Rockville.
Turn-by-Turn Driving Directions
Step-by-step road directions between Saint James and Rockville.
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1
Start on the route
670 ft · 54 sec
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2
At the end of the road, turn right onto Lappans Road
1.3 mi · 3 min · Lappans Road
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3
Turn left onto Sharpsburg Pike
3.6 mi · 6 min · Sharpsburg Pike
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4
Take the ramp straight toward I 70 East
75 m · 13 sec
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5
Turn left onto I 70 East: Frederick
1225 ft · 30 sec
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6
Merge slight left onto Dwight D Eisenhower Highway
23.7 mi · 26 min · Dwight D Eisenhower Highway
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7
Take the exit slight right toward I 270 South: Washington
2112 ft · 52 sec
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8
Continue on Eisenhower Memorial Highway
22.9 mi · 29 min · Eisenhower Memorial Highway
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9
Keep slight right
2.5 mi · 3 min
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10
Take the exit slight right toward MD 28: West Montgomery Avenue
1074 ft · 28 sec
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11
Turn left onto Key West Highway
957 ft · 33 sec · Key West Highway
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12
Continue on West Montgomery Avenue
1.5 km · 2 min · West Montgomery Avenue
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13
Turn left onto West Montgomery Avenue
1159 ft · 38 sec · West Montgomery Avenue
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14
Turn right onto South Washington Street
19 m · 2 sec · South Washington Street
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15
Arrive at your destination
0 m · 1 sec · South Washington Street
Car Route Details
A richer read on the saved driving route between Saint James and Rockville.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
Dwight D Eisenhower Highway
Merge slight left onto Dwight D Eisenhower Highway
23.7 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.
Partly Sunny leaving Saint James and Patchy Fog then Partly Sunny near Rockville.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Saint James to Rockville?
The road trip is about 56.9 miles (91.5 km) and usually takes 01h 01m 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?
Ballenger Creek is a useful midpoint, sitting about 28.2 miles from Saint James and 28.6 miles from Rockville.
How much longer is the road route than the straight-line distance?
The direct path is about 46.3 miles (74.5 km), while the road route adds roughly 10.6 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 4:26 PM EST.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $7.97 one way or $15.94 round trip. Estimated CO2 is about 17.9 kg one way.
What should you check before leaving?
Before you leave, expect Partly Sunny around Saint James and Patchy Fog then Partly Sunny near Rockville.
Stop Ideas Near Ballenger Creek
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Ballenger Creek.
Frederick, MD
Frederick Airport, MD
Harpers Ferry
Hagerstown, MD
Flight Path Map
This map shows the direct air route between Saint James and Rockville. Straight-line distance: 46.26 mi (74.45 km).
#1 Saint James
Saint James is a place in Maryland, United States.
| Population | 0 |
| Coordinates | 39.5626000, -77.7580500 |
| Altitude | 139 |
| 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: 92 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 53m |
| 40 mph (64.37 km/h) | 01h 25m |
| 50 mph (80.47 km/h) | 01h 08m |
| 60 mph (96.56 km/h) | 00h 56m |
| 70 mph (112.65 km/h) | 00h 48m |
| 80 mph (129 km/h) | 00h 42m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.97 | $7.97 | $15.94 |
| Mid-grade | $4.58 | $9.21 | $18.42 |
| Premium | $4.90 | $9.85 | $19.70 |
| Diesel | $6.31 | $12.69 | $25.37 |
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 05, 2026