Compiled and reviewed by the Trip.ovh planning team at COD Solutions Oy · Last reviewed Apr 17, 2026 · Editorial standards
Drive Time
52m
Distance
34.5 mi
56 km
Drive Score
6/10
Good drive
Same Day?
Yes, doable
Fuel Cost
$6
one way
EV Charging
Good
8 stations
Estimated drive times based on typical traffic patterns. Actual times may vary with weather, construction, and real-time conditions.
Gwynn Oak, MD
Iqbal farooz
Aspen Hill, MD
Wikimedia Commons
The drive from Gwynn Oak, MD to Aspen Hill, MD covers 34.5 miles and takes about 52m behind the wheel. This route is realistic as a one-day drive if you keep your stops efficient.
The route leans on Columbia Pike, I 70 Extension, Intercounty Connector for much of the mileage, and the overall profile is turn-heavy local drive. The longest uninterrupted segment is about 16.4 miles on Columbia Pike. At current regular gas prices, budget about $5.72 one way before food or hotel costs.
Weekend Trip
Doable as a same-day drive at 52m. Total distance: 34.5 miles.
Family Friendly
Moderate complexity with 0 natural rest stops along the way.
Solo Traveler
52m drive, comfortable solo distance.
EV Driver
0 DC fast chargers along the route. Coverage: unknown.
Scenic Drive
Turn-heavy local drive route profile with national parks nearby.
Expect a 52m drive with frequent turns across 34.5 miles of local and secondary roads.
Expect a hands-on drive with frequent turns and local roads rather than long highway stretches. This route has several spots where lane changes, forks, or exits need your full attention. The trickiest moment comes around 8.3 miles in.
Focused - lots of decisions in a short distance, but it is over quickly
Balances navigation complexity with total wheel time.
This is a short but busy drive. With 13 decision points packed into just 34.5 miles, you will need to pay attention to lane changes and exits — but the whole thing is over in 52m.
Where does it get tricky?
The main spots that need attention: at 8.3 miles: Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one; at 25.6 miles: Exit ramp - move to the correct lane early. Lane positioning matters here; at 25.7 miles: Highway fork - watch signs carefully. Lane positioning matters here.
These are the spots where you need to pay the most attention. Preview them before you drive.
Take the exit toward US 29 South: Columbia, Washington, Ellicott City
Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one
Take the exit toward MD 200 Toll
Exit ramp - move to the correct lane early. Lane positioning matters here
Keep slight right at fork toward MD 200 Toll West
Highway fork - watch signs carefully. Lane positioning matters here
Take the exit toward MD 182: Glenmont, Norwood
Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one
Turn right onto Bel Pre Road
Lane positioning matters here
Based on OSRM destination-sign hints, not a full list of every settlement the road passes.
Between Gwynn Oak, MD and Aspen Hill, MD, road signs point toward Washington, Ellicott City and Norwood.
Washington
Ellicott City
Norwood
| Road | Distance | Duration |
|---|---|---|
| Columbia Pike | 16.4 mi | 21m |
| I 70 Extension | 5.4 mi | 6m |
| Intercounty Connector | 4.8 mi | 5m |
| West Forest Park Avenue | 1.4 mi | 3m |
| Bel Pre Road | 1.4 mi | 2m |
| Hillsdale Road | 0.9 mi | 2m |
| Layhill Road | 0.7 mi | 1m |
| Connecticut Avenue | 0.7 mi | 1m |
Step-by-step road directions between Gwynn Oak, MD and Aspen Hill, MD.
Start on this road
Turn right onto Haddon Avenue
Turn left onto Hillsdale Road
Turn slight right onto West Forest Park Avenue
Continue on Ingleside Avenue
Take the ramp
Merge onto I 70 Extension
Take the exit
Merge onto US 29
Take the exit
Keep slight right at fork
Merge onto MD 200 Toll
Take the exit
Turn left onto MD 182
Turn right onto Bel Pre Road
Turn left onto Connecticut Avenue
Turn left onto MD 97
Turn slight left
Turn slight left
Turn right
Arrive at destination
Rest stops, refuel points, and overnight suggestions along this route.
Halfway Point
Midpoint
About 17.2 mi from Gwynn Oak, MD · 26m into the drive
Mid-route town
Meal stop
17 mi into the route
Best for: Lunch, fuel, and a longer reset
This sits close to the middle of the route, so it works well for the longest stop of the day.
A short stop after about 34.5 miles helps settle the day before fatigue starts building.
The midpoint is around 17.2 miles from Gwynn Oak, MD, which is a good place for a longer meal and fuel stop.
Allow a few extra minutes for the final approach into Aspen Hill, MD if you are unfamiliar with the area.
These stop ideas are pacing suggestions — the exact town or exit can change with traffic, hotel plans, and fuel range.
Regular Gas
$5.72 one way
$11.44 round trip
| Fuel Type | $/gal | One Way | Round Trip |
|---|---|---|---|
| midgrade | $4.61 | $6.26 | $12.53 |
| premium | $4.93 | $6.69 | $13.38 |
| diesel | $5.61 | $7.62 | $15.23 |
No toll roads detected on this route.
Drive Cost (one way)
Fuel
$6
Estimated CO2 emission: 12.1 kg one way. Prices: EIA weekly data, 2026-04-13.
Driving Electric?
About $4 in charging · 0 stops · 67% less CO2
| Vehicle Type | kWh | Stops | DC Fast | Home Charge |
|---|---|---|---|---|
| Average EV | 10.4 | 0 | $3.62 | $1.66 |
| Efficient EV | 8.6 | 0 | $3.02 | $1.38 |
| EV Truck/SUV | 13.8 | 0 | $4.83 | $2.21 |
Gas CO2
12 kg
EV CO2
4 kg (67% less)
This trip is well within single-charge range for most EVs. No charging stops needed if you start fully charged.
DC fast charging avg $0.35/kWh. Home charging avg $0.16/kWh. US grid CO2: 0.39 kg/kWh.
Current conditions at both ends of the drive.
Origin
Evening in Gwynn Oak on Friday
Local time
6:39 PM
EDT
Current temp
91°F
Mostly Sunny
Destination
Evening in Aspen Hill on Friday
Local time
6:39 PM
EDT
Current temp
73°F
Unavailable
75°F
Columbia, MD
17 mi in
Time zone
Origin and destination are on the same clock, so arrival timing is easier to judge at a glance.
Temperature spread
A meaningful temperature swing is a good cue to rethink layers, water, and how soon you want to arrive.
Road read
The weather snapshot is not static. If you are leaving later, give both cities one more quick forecast check before departure.
Weather data from the National Weather Service. Conditions may change; check closer to your travel date.
Compiled by the Trip.ovh planning team at COD Solutions Oy from open government datasets — OSRM over OpenStreetMap for geometry, EIA for fuel prices, and NPS for national parks. See our methodology for refresh cadence and limitations.
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