How far is Perry Hall, MD from Gaithersburg, MD?
The driving distance from Perry Hall, MD to Gaithersburg, MD is about 56.6 miles (91.1 km), with a travel time of about 01h 03m by car.
- The straight-line flight distance is about 43.6 miles (70.2 km).
- For a round trip, plan for roughly 02h 07m 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 03m.
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.
Locality in Howard and Anne Arundel counties, Maryland, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Cloudy
Driving Route Map
The map below follows the saved road route between Perry Hall and Gaithersburg.
Turn-by-Turn Driving Directions
Step-by-step road directions between Perry Hall and Gaithersburg.
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1
Start on Chapel Road
1.1 mi · 3 min · Chapel Road
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2
At the end of the road, turn left onto Joppa Road
756 ft · 26 sec · Joppa Road
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3
Turn right onto Honeygo Boulevard
1.9 mi · 4 min · Honeygo Boulevard
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4
Turn left onto White Marsh Boulevard
1331 ft · 31 sec · White Marsh Boulevard
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5
Take the exit slight right toward I 95: New York, Baltimore
714 ft · 18 sec
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6
Keep slight right to continue on I 95 South: Baltimore
1330 ft · 32 sec
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7
Merge slight left onto John F. Kennedy Memorial Highway
5.3 mi · 7 min · John F. Kennedy Memorial Highway
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8
Keep slight right to continue on Harbor Tunnel Thruway
5 mi · 7 min · Harbor Tunnel Thruway
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9
Continue on Baltimore Harbor Tunnel
1.4 mi · 2 min · Baltimore Harbor Tunnel
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10
Continue on Harbor Tunnel Thruway
2.2 mi · 3 min · Harbor Tunnel Thruway
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11
Continue on Harbor Tunnel Throughway
2567 ft · 40 sec · Harbor Tunnel Throughway
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12
Keep slight left to continue on Harbor Tunnel Throughway
2671 ft · 42 sec · Harbor Tunnel Throughway
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13
Continue on Harbor Tunnel Thruway
6 mi · 7 min · Harbor Tunnel Thruway
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14
Merge slight left
13.6 mi · 16 min
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15
Take the exit slight right toward MD 200 Toll West
1.5 km · 1 min
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16
Merge slight left onto Intercounty Connector
9.5 mi · 12 min · Intercounty Connector
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17
Continue on Intercounty Connector
6.2 mi · 8 min · Intercounty Connector
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18
Continue straight
2718 ft · 41 sec
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19
Take the exit slight right toward MD 355: Rockville, Gaithersburg
1906 ft · 47 sec
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20
Turn right onto Frederick Road
1160 ft · 27 sec · Frederick Road
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21
Continue on South Frederick Avenue
1.6 mi · 3 min · South Frederick Avenue
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22
Turn left
26 m · 6 sec
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23
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Perry Hall and Gaithersburg.
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.
Harbor Tunnel Thruway
Merge slight left
13.6 mi · 00h 16m
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.
Cloudy leaving Perry Hall and Mostly Cloudy near Gaithersburg.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Perry Hall to Gaithersburg?
The road trip is about 56.6 miles (91.1 km) and usually takes 01h 03m 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?
Jessup is a useful midpoint, sitting about 28.6 miles from Perry Hall and 28 miles from Gaithersburg.
How much longer is the road route than the straight-line distance?
The direct path is about 43.6 miles (70.2 km), while the road route adds roughly 13 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 4:22 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $8.17 one way or $16.34 round trip. Estimated CO2 is about 17.8 kg one way.
What should you check before leaving?
Before you leave, expect Cloudy around Perry Hall and Mostly Cloudy near Gaithersburg.
Stop Ideas Near Jessup
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
City of Bowie
Baltimore City Hall
Relay Town Hall
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Jessup.
BWI Rail Station
Pennsylvania Station
New Carrollton station
Rockville station
Flight Path Map
This map shows the direct air route between Perry Hall and Gaithersburg. Straight-line distance: 43.62 mi (70.2 km).
#1 Perry Hall
Place in Maryland, US
| Population | 28,474 |
| Coordinates | 39.4126100, -76.4635700 |
| Altitude | 77 |
| Country | United States |
#2 Gaithersburg
The second most populous city in Montgomery County, Maryland.
| Population | 67,741 |
| Coordinates | 39.1434400, -77.2013700 |
| Altitude | 153 |
| Country | United States |
End: (-77.201269, 39.143361)
Estimated Travel Time
Distance: 91 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 53m |
| 40 mph (64.37 km/h) | 01h 24m |
| 50 mph (80.47 km/h) | 01h 07m |
| 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 | $4.09 | $8.17 | $16.34 |
| Mid-grade | $4.60 | $9.20 | $18.40 |
| Premium | $4.95 | $9.91 | $19.82 |
| Diesel | $5.98 | $11.96 | $23.92 |
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.