How far is Gwynn Oak, MD from Aspen Hill, MD?
The driving distance from Gwynn Oak, MD to Aspen Hill, MD is about 34.5 miles (55.5 km), with a travel time of about 00h 52m by car.
- The straight-line flight distance is about 26.8 miles (43.2 km).
- For a round trip, plan for roughly 01h 44m 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 52m.
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.
Census-designated place in Howard County, Maryland, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Partly Cloudy
Sunny
Driving Route Map
The map below follows the saved road route between Gwynn Oak and Aspen Hill.
Turn-by-Turn Driving Directions
Step-by-step road directions between Gwynn Oak and Aspen Hill.
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1
Start on the route
18 m · 6 sec
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2
Turn right onto Haddon Avenue
54 m · 12 sec · Haddon Avenue
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3
Turn left onto Hillsdale Road
1.5 km · 3 min · Hillsdale Road
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4
Turn slight right onto West Forest Park Avenue
1.4 mi · 4 min · West Forest Park Avenue
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5
Continue on Ingleside Avenue
944 ft · 31 sec · Ingleside Avenue
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6
Take the ramp slight right toward I 70 West
1812 ft · 44 sec
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7
Merge slight left
5.4 mi · 6 min
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8
Take the exit slight left toward US 29 South: Columbia, Washington, Ellicott City
1.3 km · 2 min
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9
Merge slight right onto Columbia Pike
16.4 mi · 21 min · Columbia Pike
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10
Take the exit slight right toward MD 200 Toll
562 ft · 14 sec
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11
Keep slight right to continue on MD 200 Toll West
3069 ft · 1 min
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12
Merge slight left onto Intercounty Connector
4.8 mi · 6 min · Intercounty Connector
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13
Take the exit slight right toward MD 182: Glenmont, Norwood
1232 ft · 32 sec
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14
Turn left onto Layhill Road
1.1 km · 2 min · Layhill Road
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15
Turn right onto Bel Pre Road
1.4 mi · 3 min · Bel Pre Road
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16
Turn left onto Connecticut Avenue
1.1 km · 1 min · Connecticut Avenue
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17
Turn left onto Georgia Avenue
1830 ft · 56 sec · Georgia Avenue
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18
Turn slight left
73 m · 9 sec
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19
Turn slight left
22 m · 7 sec
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20
Turn right
53 m · 13 sec
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21
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Gwynn Oak and Aspen Hill.
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 right onto Columbia Pike
16.4 mi · 00h 21m
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.
Partly Cloudy leaving Gwynn Oak and Sunny near Aspen Hill.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Gwynn Oak to Aspen Hill?
The road trip is about 34.5 miles (55.5 km) and usually takes 00h 52m 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 17.2 miles from Gwynn Oak and 17.3 miles from Aspen Hill.
How much longer is the road route than the straight-line distance?
The direct path is about 26.8 miles (43.2 km), while the road route adds roughly 7.7 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 4:46 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $4.98 one way or $9.97 round trip. Estimated CO2 is about 10.8 kg one way.
What should you check before leaving?
Before you leave, expect Partly Cloudy around Gwynn Oak and Sunny near Aspen Hill.
Stop Ideas Near North Laurel
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
City of Bowie
City of College Park
Town Hall Liquor And Bar
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 Gwynn Oak and Aspen Hill. Straight-line distance: 26.84 mi (43.19 km).
#1 Gwynn Oak
A census-designated place in Baltimore County, Maryland.
| Population | 47,092 |
| Coordinates | 39.3326100, -76.6927500 |
| Altitude | 130 |
| Country | United States |
#2 Aspen Hill
Census-designated place in Montgomery County, Maryland, United States
| Population | 48,759 |
| Coordinates | 39.0795500, -77.0730300 |
| Altitude | 100 |
| Country | United States |
End: Aspen Hill (-77.07303, 39.07955)
Estimated Travel Time
Distance: 56 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 08m |
| 40 mph (64.37 km/h) | 00h 51m |
| 50 mph (80.47 km/h) | 00h 41m |
| 60 mph (96.56 km/h) | 00h 34m |
| 70 mph (112.65 km/h) | 00h 29m |
| 80 mph (129 km/h) | 00h 25m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.09 | $4.98 | $9.97 |
| Mid-grade | $4.60 | $5.61 | $11.22 |
| Premium | $4.95 | $6.04 | $12.09 |
| Diesel | $5.98 | $7.30 | $14.59 |
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.