How far is Gwynn Oak, MD from Germantown, MD?

The driving distance from Gwynn Oak, MD to Germantown, MD is about 44.2 miles (71.1 km), with a travel time of about 01h 07m by car.

  • The straight-line flight distance is about 32.9 miles (52.9 km).
  • For a round trip, plan for roughly 02h 14m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 8:00 AM to 10:00 AM EDT.
Trip Tools

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.

Reverse Route
Quick Snapshot
Road
44.2 mi
01h 07m
Flight
32.88 mi
52.91 km direct

This route works well as a day trip with time at the destination.

Learn Distance

Choose another destination from Gwynn Oak.

Flight Distance

Direct air line
32.88 mi
Kilometers
52.91 km
Flight Time
00h 03m

Driving Distance

Road route
44.2 mi
Kilometers
71.14 km
Drive Time
01h 07m

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 07m.

Arrival Snapshot
Arrive in Germantown
Thu, Apr 30, 7:24 AM EDT
Return by in Gwynn Oak
Thu, Apr 30, 8:31 AM EDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Gwynn Oak
2026-04-30T06:16
Arrive Germantown
Thu, Apr 30, 7:24 AM EDT
Route Timing
01h 07m
One way by road
Best Departure Window
8:00 AM to 10:00 AM EDT
Aim for a morning departure
Arrive between
9:07 AM to 11:07 AM EDT

A morning start gives you useful time at the destination and keeps the return out of the late evening.

Leave by
4:16 PM EDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in Gwynn Oak
9:30 PM EDT
Morning start is best

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.

Mid-route stop
Mount Airy
MD

City in Surry County, North Carolina, United States

From Gwynn Oak
22.1 mi
00h 33m
To Germantown
22.1 mi
00h 33m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
64°F
Thursday

Slight Chance Rain Showers then Mostly Sunny

Starts
Thu, Apr 30 6:00 AM EDT
Wind
10 to 15 mph NW
Destination
64°F
Thursday

Sunny

Starts
Thu, Apr 30 6:00 AM EDT
Wind
15 mph NW

Driving Route Map

The map below follows the saved road route between Gwynn Oak and Germantown.

Turn-by-Turn Driving Directions

Step-by-step road directions between Gwynn Oak and Germantown.

  1. 1

    Start on the route

    18 m · 6 sec

  2. 2

    Turn right onto Haddon Avenue

    54 m · 12 sec · Haddon Avenue

  3. 3

    Turn left onto Hillsdale Road

    1.5 km · 3 min · Hillsdale Road

  4. 4

    Turn slight right onto West Forest Park Avenue

    1.4 mi · 4 min · West Forest Park Avenue

  5. 5

    Continue on Ingleside Avenue

    944 ft · 31 sec · Ingleside Avenue

  6. 6

    Take the ramp slight right toward I 70 West

    1812 ft · 44 sec

  7. 7

    Merge slight left

    11.6 mi · 13 min

  8. 8

    Continue straight

    4.2 mi · 5 min

  9. 9

    Continue straight

    8.8 mi · 9 min

  10. 10

    Take the exit slight right toward MD 27: Damascus, Mount Airy

    1829 ft · 47 sec

  11. 11

    Turn left onto Ridge Road

    4.9 mi · 9 min · Ridge Road

  12. 12

    Turn left onto Woodfield Road

    1.5 mi · 3 min · Woodfield Road

  13. 13

    Turn right onto Valley Park Drive

    1.3 km · 2 min · Valley Park Drive

  14. 14

    At the end of the road, turn left onto Ridge Road

    5.3 mi · 10 min · Ridge Road

  15. 15

    Turn left onto Frederick Road

    1.4 km · 2 min · Frederick Road

  16. 16

    Turn right onto Germantown Road

    2.4 mi · 4 min · Germantown Road

  17. 17

    Turn left onto Dawson Farm Road

    922 ft · 35 sec · Dawson Farm Road

  18. 18

    Turn left onto Liberty Mill Road

    1635 ft · 1 min · Liberty Mill Road

  19. 19

    Turn sharp right

    21 m · 7 sec

  20. 20

    Turn right

    3 m · 1 sec

  21. 21

    Arrive at your destination

    0 m · 1 sec

Car Route Details

A richer read on the saved driving route between Gwynn Oak and Germantown.

OSRM road route
Drive Character

Highway-focused drive

Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.

Directions
21 steps
13 turns on the saved route
Ramps & Exits
3
1 merges, 2 ramps or exits
Navigation Density
47.5 / 100 mi
Decision points by distance
Main Roads
I 70 West
25 mi · 56%
Ridge Road
10.2 mi · 23%
Germantown Road
2.41 mi · 5%
Woodfield Road
1.52 mi · 3%
West Forest Park Avenue
1.4 mi · 3%
Hillsdale Road
0.92 mi · 2%
Longest Stretch

I 70 West

Merge slight left

11.6 mi · 00h 13m

Route Summary

A quick read on whether this route feels easy, ambitious, or worth planning around.

Trip Read

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.

Drive Time
01h 07m
Day trip friendly
Same-Day Return
02h 14m
Round-trip wheel time
Road vs Air
+11.3 mi
32.9 mi direct line
Halfway Stop
Mount Airy
00h 33m from Gwynn Oak
Leave By
4:16 PM EDT
Morning start is best
Weather Watch

Slight Chance Rain Showers then Mostly Sunny leaving Gwynn Oak and Sunny near Germantown.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Gwynn Oak to Germantown?

The road trip is about 44.2 miles (71.1 km) and usually takes 01h 07m 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?

Mount Airy is a useful midpoint, sitting about 22.1 miles from Gwynn Oak and 22.1 miles from Germantown.

How much longer is the road route than the straight-line distance?

The direct path is about 32.9 miles (52.9 km), while the road route adds roughly 11.3 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 4:16 PM EDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $6.37 one way or $12.75 round trip. Estimated CO2 is about 13.9 kg one way.

What should you check before leaving?

Before you leave, expect Slight Chance Rain Showers then Mostly Sunny around Gwynn Oak and Sunny near Germantown.

Stop Ideas Near Mount Airy

Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.

Mid-route Guidance
Local place coverage is thin around Mount Airy, so nearby transit and meeting points are shown instead.
Reviewed stop coverage is still thin around this midpoint, so practical transit waypoints are shown on the right.

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to Mount Airy.

BUS

Frederick Airport, MD

20 mi away
1341 Hughes Ford Road
RAIL

Frederick, MD

22 mi away
100 South East Street
RAIL

Rockville station

32 mi away
251 Hungerford Drive at Park Rd.
RAIL

BWI Rail Station

45 mi away
7 Amtrak Way

Flight Path Map

This map shows the direct air route between Gwynn Oak and Germantown. Straight-line distance: 32.88 mi (52.91 km).

Photo coming soon

#1 Gwynn Oak

A census-designated place in Baltimore County, Maryland.

Population47,092
Coordinates39.3326100, -76.6927500
Altitude130
CountryUnited States
Germantown

#2 Germantown

Census-designated place in Montgomery County, Maryland, United States

Population86,395
Coordinates39.1731600, -77.2716500
Altitude134
CountryUnited States
Start: Gwynn Oak (-76.69275, 39.33261)
End: Germantown (-77.27165, 39.17316)

Estimated Travel Time

Distance: 71 km by road

SpeedTime
30 mph (48.3 km/h)01h 28m
40 mph (64.37 km/h)01h 06m
50 mph (80.47 km/h)00h 53m
60 mph (96.56 km/h)00h 44m
70 mph (112.65 km/h)00h 37m
80 mph (129 km/h)00h 33m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
1.56 gal
5.9 L · about $6.37
Round trip
$12.75
3.12 gal · 11.8 L
Estimated CO2
13.9 kg one way
Round trip: 27.7 kg / 61 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $4.09 $6.37 $12.75
Mid-grade $4.60 $7.17 $14.35
Premium $4.95 $7.73 $15.46
Diesel $5.98 $9.33 $18.66

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 30, 2026

There is no time difference between Gwynn Oak and Germantown. The current time is 06:16:53.

Distance to Other Cities

Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.

How did we calculate? Place names are translated into coordinates. The Haversine formula calculates straight-line distance; driving distance uses road network data.