How far is Gaithersburg, MD from Garrison, MD?
The driving distance from Gaithersburg, MD to Garrison, MD is about 46.5 miles (74.8 km), with a travel time of about 01h 06m by car.
- The straight-line flight distance is about 29.8 miles (47.9 km).
- For a round trip, plan for roughly 02h 13m 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 06m.
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.
Census-designated place in Howard County, Maryland, United States
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 Gaithersburg and Garrison.
Turn-by-Turn Driving Directions
Step-by-step road directions between Gaithersburg and Garrison.
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1
Start on the route
26 m · 8 sec
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2
Turn right onto North Frederick Avenue
993 ft · 17 sec · North Frederick Avenue
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3
Continue on South Frederick Avenue
1.4 mi · 2 min · South Frederick Avenue
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4
Continue on Frederick Road
1906 ft · 43 sec · Frederick Road
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5
Turn left onto Shady Grove Road
1.1 mi · 3 min · Shady Grove Road
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6
Turn left onto MD 200 Toll East
2888 ft · 1 min
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7
Merge slight left onto Intercounty Connector
12.8 mi · 16 min · Intercounty Connector
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8
Take the exit slight right toward US 29: Silver Spring, Columbia
1170 ft · 29 sec
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9
Keep slight left to continue on US 29 North: Columbia
2435 ft · 59 sec
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10
Merge slight left onto Columbia Pike
16.5 mi · 22 min · Columbia Pike
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11
Take the exit slight right toward I 70 East: Baltimore
1.1 km · 1 min
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12
Merge slight left
3.8 mi · 4 min
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13
Take the exit slight right toward I 695 North, I 695 South: New York, Towson, Baltimore, Glen Burnie
1056 ft · 16 sec
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14
Keep slight left to continue on I 695 North: New York, Towson
1.2 km · 2 min
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15
Merge slight left onto Baltimore Beltway
5 mi · 7 min · Baltimore Beltway
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16
Take the exit slight right toward MD 140: Pikesville, Garrison
1189 ft · 41 sec
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17
Keep slight left to continue on MD 140 North: Garrison
796 ft · 29 sec
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18
Turn straight onto Reisterstown Road
2 mi · 4 min · Reisterstown Road
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19
Turn right onto Kenmar Avenue
52 m · 35 sec · Kenmar Avenue
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20
Turn uturn onto Kenmar Avenue
36 m · 5 sec · Kenmar Avenue
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21
Arrive at your destination
0 m · 1 sec · Kenmar Avenue
Car Route Details
A richer read on the saved driving route between Gaithersburg and Garrison.
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.
Columbia Pike
Merge slight left onto Columbia Pike
16.5 mi · 00h 22m
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.
Sunny leaving Gaithersburg and Sunny near Garrison.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Gaithersburg to Garrison?
The road trip is about 46.5 miles (74.8 km) and usually takes 01h 06m 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?
North Laurel is a useful midpoint, sitting about 23.2 miles from Gaithersburg and 23.2 miles from Garrison.
How much longer is the road route than the straight-line distance?
The direct path is about 29.8 miles (47.9 km), while the road route adds roughly 16.7 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 4:16 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $6.70 one way or $13.40 round trip. Estimated CO2 is about 14.6 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Gaithersburg and Sunny near Garrison.
Stop Ideas Near North Laurel
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
City of Rockville City Hall
City of Rockville
Town Hall Liquor And Bar
City of Bowie
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to North Laurel.
BWI Rail Station
New Carrollton station
Rockville station
Washington Union Station
Flight Path Map
This map shows the direct air route between Gaithersburg and Garrison. Straight-line distance: 29.75 mi (47.87 km).
#1 Gaithersburg
The second most populous city in Montgomery County, Maryland.
| Population | 67,741 |
| Coordinates | 39.1434400, -77.2013700 |
| Altitude | 153 |
| Country | United States |
#2 Garrison
Census-designated place in Baltimore County, Maryland, United States
| Population | 8,823 |
| Coordinates | 39.4059400, -76.7605300 |
| Altitude | 135 |
| Country | United States |
End: Garrison (-76.76053, 39.40594)
Estimated Travel Time
Distance: 75 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 32m |
| 40 mph (64.37 km/h) | 01h 09m |
| 50 mph (80.47 km/h) | 00h 55m |
| 60 mph (96.56 km/h) | 00h 46m |
| 70 mph (112.65 km/h) | 00h 39m |
| 80 mph (129 km/h) | 00h 34m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.09 | $6.70 | $13.40 |
| Mid-grade | $4.60 | $7.54 | $15.08 |
| Premium | $4.95 | $8.12 | $16.25 |
| Diesel | $5.98 | $9.81 | $19.61 |
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.