How far is Frederick, MD from Gwynn Oak, MD?
The driving distance from Frederick, MD to Gwynn Oak, MD is about 43.4 miles (69.8 km), with a travel time of about 00h 47m by car.
- The straight-line flight distance is about 38.8 miles (62.4 km).
- For a round trip, plan for roughly 01h 35m 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 00h 47m.
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.
Town in Carroll County, Maryland, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Rain Showers Likely
Chance Rain Showers then Slight Chance Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Frederick and Gwynn Oak.
Turn-by-Turn Driving Directions
Step-by-step road directions between Frederick and Gwynn Oak.
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1
Start on East Patrick Street
37 m · 8 sec · East Patrick Street
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2
Turn right onto North Market Street
133 m · 19 sec · North Market Street
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3
Turn right onto East Church Street
924 ft · 27 sec · East Church Street
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4
Turn right onto North Carroll Street
1707 ft · 1 min · North Carroll Street
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5
Turn left onto East South Street
610 ft · 24 sec · East South Street
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6
Turn right onto East Street
1652 ft · 28 sec · East Street
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7
Enter the roundabout and take exit 1 toward East Street
31 m · 2 sec · East Street
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8
Exit the roundabout onto East Street
742 ft · 15 sec · East Street
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9
Continue on Buckeystown Pike
807 ft · 18 sec · Buckeystown Pike
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10
Take the ramp slight left toward I 70 East, US 40 East
1853 ft · 45 sec
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11
Merge slight left
21 mi · 23 min
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12
Continue straight
6.5 mi · 7 min
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13
Keep slight left to continue on Baltimore
11.4 mi · 13 min
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14
Take the exit slight right toward Security Boulevard
1469 ft · 36 sec
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15
Turn straight onto Security Boulevard
916 ft · 22 sec · Security Boulevard
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16
Turn right onto North Forest Park Avenue
1.4 mi · 4 min · North Forest Park Avenue
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17
Turn slight left onto Hillsdale Road
1.5 km · 3 min · Hillsdale Road
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18
Turn right onto Haddon Avenue
54 m · 11 sec · Haddon Avenue
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19
Turn left
18 m · 4 sec
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20
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Frederick and Gwynn Oak.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
I 70 East
Merge slight left
21 mi · 00h 23m
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.
Rain Showers Likely leaving Frederick and Chance Rain Showers then Slight Chance Showers And Thunderstorms near Gwynn Oak.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Frederick to Gwynn Oak?
The road trip is about 43.4 miles (69.8 km) and usually takes 00h 47m 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?
Sykesville is a useful midpoint, sitting about 21.7 miles from Frederick and 21.7 miles from Gwynn Oak.
How much longer is the road route than the straight-line distance?
The direct path is about 38.8 miles (62.4 km), while the road route adds roughly 4.6 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 EDT. If you want a more comfortable same-day return, try to leave by 4:54 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $6.25 one way or $12.50 round trip. Estimated CO2 is about 13.6 kg one way.
What should you check before leaving?
Before you leave, expect Rain Showers Likely around Frederick and Chance Rain Showers then Slight Chance Showers And Thunderstorms near Gwynn Oak.
Stop Ideas Near Sykesville
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 Sykesville.
Pennsylvania Station
BWI Rail Station
Frederick Airport, MD
Rockville station
Flight Path Map
This map shows the direct air route between Frederick and Gwynn Oak. Straight-line distance: 38.75 mi (62.36 km).
#1 Frederick
The second most populous city in Frederick County, Maryland.
| Population | 73,308 |
| Coordinates | 39.4142700, -77.4105400 |
| Altitude | 87 |
| Country | United States |
#2 Gwynn Oak
A census-designated place in Baltimore County, Maryland.
| Population | 47,092 |
| Coordinates | 39.3326100, -76.6927500 |
| Altitude | 130 |
| Country | United States |
End: (-76.692724, 39.332601)
Estimated Travel Time
Distance: 70 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 26m |
| 40 mph (64.37 km/h) | 01h 05m |
| 50 mph (80.47 km/h) | 00h 52m |
| 60 mph (96.56 km/h) | 00h 43m |
| 70 mph (112.65 km/h) | 00h 37m |
| 80 mph (129 km/h) | 00h 32m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.09 | $6.25 | $12.50 |
| Mid-grade | $4.60 | $7.04 | $14.07 |
| Premium | $4.95 | $7.58 | $15.16 |
| Diesel | $5.98 | $9.15 | $18.30 |
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 22, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.