How far is Rockville, MD from Algonquin, MD?
The driving distance from Rockville, MD to Algonquin, MD is about 100.4 miles (161.6 km), with a travel time of about 02h 24m by car.
- The straight-line flight distance is about 66.1 miles (106.4 km).
- For a round trip, plan for roughly 04h 48m 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 02h 24m.
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.
Park in Anne Arundel County, Maryland, United States of America
Route Weather Snapshot
Check the forecast at both ends before you head out.
Partly Cloudy
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Rockville and Algonquin.
Turn-by-Turn Driving Directions
Step-by-step road directions between Rockville and Algonquin.
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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
16.3 mi · 21 min · Capital Beltway
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10
Take the exit slight right toward US 50 East: Annapolis
1 mi · 2 min
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11
Merge slight left onto John Hanson Highway
18.7 mi · 22 min · John Hanson Highway
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12
Continue on Blue Star Memorial Highway
21.6 mi · 30 min · Blue Star Memorial Highway
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13
Keep slight right to continue on US 50 East: Ocean City, Rehoboth
33.3 mi · 48 min
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14
Turn right onto Maryland Avenue
3265 ft · 2 min · Maryland Avenue
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15
Continue on Muse Street
111 m · 17 sec · Muse Street
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16
At the end of the road, turn left onto Gay Street
112 m · 16 sec · Gay Street
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17
Turn right onto Poplar Street
124 m · 13 sec · Poplar Street
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18
Continue on Locust Street
2927 ft · 2 min · Locust Street
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19
At the end of the road, turn left onto Glenburn Avenue
75 m · 13 sec · Glenburn Avenue
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20
Turn right onto Glasgow Street
3130 ft · 2 min · Glasgow Street
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21
Continue on Sandy Hill Road
1 km · 3 min · Sandy Hill Road
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22
Turn left onto Shawnee Road
574 ft · 25 sec · Shawnee Road
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23
Arrive at your destination
0 m · 1 sec · Shawnee Road
Car Route Details
A richer read on the saved driving route between Rockville and Algonquin.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
US 50 East
Keep slight right to continue on US 50 East: Ocean City, Rehoboth
33.3 mi · 00h 48m
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 Cloudy leaving Rockville and Mostly Sunny near Algonquin.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Rockville to Algonquin?
The road trip is about 100.4 miles (161.6 km) and usually takes 02h 24m 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?
Cape Saint Claire is a useful midpoint, sitting about 50.2 miles from Rockville and 50.3 miles from Algonquin.
How much longer is the road route than the straight-line distance?
The direct path is about 66.1 miles (106.4 km), while the road route adds roughly 34.3 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 1:42 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $14.46 one way or $28.93 round trip. Estimated CO2 is about 31.5 kg one way.
What should you check before leaving?
Before you leave, expect Partly Cloudy around Rockville and Mostly Sunny near Algonquin.
Stop Ideas Near Cape Saint Claire
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 Cape Saint Claire.
Kent Island, MD
BWI Rail Station
Pennsylvania Station
New Carrollton station
Flight Path Map
This map shows the direct air route between Rockville and Algonquin. Straight-line distance: 66.14 mi (106.44 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 Algonquin
Algonquin is a place in Maryland, United States.
| Population | 0 |
| Coordinates | 38.5829000, -76.1057700 |
| Altitude | 4 |
| Country | United States |
End: Algonquin (-76.10577, 38.5829)
Estimated Travel Time
Distance: 162 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 03h 20m |
| 40 mph (64.37 km/h) | 02h 30m |
| 50 mph (80.47 km/h) | 02h 00m |
| 60 mph (96.56 km/h) | 01h 40m |
| 70 mph (112.65 km/h) | 01h 26m |
| 80 mph (129 km/h) | 01h 15m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.09 | $14.46 | $28.93 |
| Mid-grade | $4.60 | $16.28 | $32.56 |
| Premium | $4.95 | $17.54 | $35.07 |
| Diesel | $5.98 | $21.17 | $42.34 |
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 15, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.