How far is Arnold, MD from Gwynn Oak, MD?
The driving distance from Arnold, MD to Gwynn Oak, MD is about 30.6 miles (49.2 km), with a travel time of about 00h 40m by car.
- The straight-line flight distance is about 23.1 miles (37.2 km).
- For a round trip, plan for roughly 01h 20m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 7:00 AM to 7:00 PM EDT.
Reverse, save, or send this route
This is an easy same-day return drive. Copy the route link, send it to another device, or print a clean version before you head out.
This is an easy same-day return drive.
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 40m.
This is a short drive, so your comfort window is wide. Traffic and current weather matter more than the clock.
This departure sits inside the recommended comfort window for the route.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
Town in Anne Arundel County, Maryland, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Partly Cloudy
Driving Route Map
The map below follows the saved road route between Arnold and Gwynn Oak.
Turn-by-Turn Driving Directions
Step-by-step road directions between Arnold and Gwynn Oak.
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1
Start on Church Road
527 ft · 15 sec · Church Road
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2
Turn slight right onto Baltimore Annapolis Boulevard
609 ft · 29 sec · Baltimore Annapolis Boulevard
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3
At the end of the road, turn right onto Governor Ritchie Highway
6.9 mi · 11 min · Governor Ritchie Highway
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4
Take the exit slight right toward MD 10 North, I 695: Baltimore
729 ft · 18 sec
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5
Merge slight left onto Arundel Expressway
1.1 mi · 2 min · Arundel Expressway
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6
Keep slight left to continue on Paul T. Pitcher Memorial Highway
3.8 mi · 5 min · Paul T. Pitcher Memorial Highway
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7
Take the exit slight right toward I 97 North: Baltimore
2268 ft · 55 sec
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8
Merge slight left
2.7 mi · 3 min
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9
Take the exit slight right toward I 695 West: Baltimore, Towson
1.1 mi · 1 min
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10
Merge slight right onto Baltimore Beltway
7.7 mi · 10 min · Baltimore Beltway
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11
Take the exit slight right toward US 40 East: Baltimore
1820 ft · 44 sec
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12
Turn straight onto Baltimore National Pike
957 ft · 22 sec · Baltimore National Pike
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13
Turn left onto Ingleside Avenue
1.6 mi · 3 min · Ingleside Avenue
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14
Continue on North Forest Park Avenue
1.4 mi · 4 min · North Forest Park Avenue
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15
Turn slight left onto Hillsdale Road
1.5 km · 3 min · Hillsdale Road
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16
Turn right onto Haddon Avenue
54 m · 11 sec · Haddon Avenue
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17
Turn left
18 m · 4 sec
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18
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Arnold and Gwynn Oak.
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.
Baltimore Beltway
Merge slight right onto Baltimore Beltway
7.66 mi · 00h 10m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A short regional drive
This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.
Mostly Sunny leaving Arnold and Partly Cloudy near Gwynn Oak.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Arnold to Gwynn Oak?
The road trip is about 30.6 miles (49.2 km) and usually takes 00h 40m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.
What is the halfway point on this route?
Ferndale is a useful midpoint, sitting about 14.3 miles from Arnold and 16.3 miles from Gwynn Oak.
How much longer is the road route than the straight-line distance?
The direct path is about 23.1 miles (37.2 km), while the road route adds roughly 7.5 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 7:00 AM to 7:00 PM EDT. If you want a more comfortable same-day return, try to leave by 7:10 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $4.41 one way or $8.83 round trip. Estimated CO2 is about 9.6 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Arnold and Partly Cloudy near Gwynn Oak.
Stop Ideas Near Ferndale
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 Ferndale.
BWI Rail Station
Pennsylvania Station
New Carrollton station
Kent Island, MD
Flight Path Map
This map shows the direct air route between Arnold and Gwynn Oak. Straight-line distance: 23.13 mi (37.22 km).
#1 Arnold
Arnold is a place in Maryland, United States.
| Population | 0 |
| Coordinates | 39.0320600, -76.5027400 |
| Altitude | 39 |
| 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: 49 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 01m |
| 40 mph (64.37 km/h) | 00h 45m |
| 50 mph (80.47 km/h) | 00h 36m |
| 60 mph (96.56 km/h) | 00h 30m |
| 70 mph (112.65 km/h) | 00h 26m |
| 80 mph (129 km/h) | 00h 22m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.09 | $4.41 | $8.83 |
| Mid-grade | $4.60 | $4.97 | $9.93 |
| Premium | $4.95 | $5.35 | $10.70 |
| Diesel | $5.98 | $6.46 | $12.92 |
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 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.