Origin
Gwynn Oak, MD
Late night in Gwynn Oak on Sunday
Local time
12:26 AM
EDT
Current temp
74°F
Unavailable
Live forecast
Trip from Gwynn Oak, MD to Colmar Manor, MD
Compiled and reviewed by the US Trip Planner planning team at COD Solutions Oy · Last reviewed Apr 19, 2026 · Editorial standards
Drive Time
57m
Distance
35.2 mi
57 km
Drive Score
7/10
Good drive
Same Day?
Yes, doable
Fuel Cost
$6
one way
EV Charging
Good
8 stations
Best Time to Leave
4 AM
0h 53m
★
6 AM
0h 57m
8 AM
1h 7m
10 AM
1h 0m
12 PM
1h 0m
3 PM
1h 1m
5 PM
1h 6m
8 PM
0h 54m
Estimated drive times based on typical traffic patterns. Actual times may vary with weather, construction, and real-time conditions.
Gwynn Oak, MD
Iqbal farooz
Colmar Manor, MD
Evans P
Trip Overview
Gwynn Oak, MD to Colmar Manor, MD is 35.2 miles and takes about 57 minutes via Baltimore-Washington Parkway, with a fuel budget near $6 and enough daylight to finish in a day. This trip is a straightforward drive within Maryland, connecting two points in the Northeast region. It's a convenient option for a short haul, primarily utilizing highway routes for efficiency. Consider this drive for a quick transition between areas, keeping in mind the main roads involved.
Main Roads
| Road | Distance | Duration |
|---|---|---|
| Baltimore-Washington Parkway | 21.6 mi | 29m |
| MD 166 | 3.3 mi | 3m |
| Ingleside Avenue | 2.8 mi | 5m |
| West Forest Park Avenue | 1.4 mi | 3m |
| Annapolis Road | 1.3 mi | 2m |
| South Rolling Road | 1.2 mi | 2m |
| Bloomsbury Avenue | 0.9 mi | 2m |
| Hillsdale Road | 0.9 mi | 2m |
Longest stretch:
Baltimore-Washington Parkway
— 21.6 mi, about 29m
Turn-by-Turn Driving Directions
Step-by-step road directions between Gwynn Oak, MD and Colmar Manor, MD.
1
Start on this road
60 ft
·
6 sec
·
this road
2
Turn right onto Haddon Avenue
178 ft
·
11 sec
·
Haddon Avenue
3
Turn left onto Hillsdale Road
0.9 mi
·
2 min
·
Hillsdale Road
4
Turn slight right onto West Forest Park Avenue
1.4 mi
·
3 min
·
West Forest Park Avenue
5
Continue on Ingleside Avenue
2.8 mi
·
5 min
·
Ingleside Avenue
Use the left / straight lanes.
6
Continue on Bloomsbury Avenue
0.9 mi
·
2 min
·
Bloomsbury Avenue
7
At end of road, turn left onto MD 166
0.9 mi
·
2 min
·
South Rolling Road
8
Continue on MD 166
0.3 mi
·
39 sec
·
South Rolling Road
Use the straight lane.
9
Turn left onto MD 166
3.3 mi
·
3 min
·
MD 166
Toward I 195 East
Use the left lane.
10
Take the exit
0.6 mi
·
1 min
Exit 2B
Toward MD 295 South: Washington
Use the straight / slight right lanes.
11
Merge onto MD 295
22 mi
·
29 min
·
Baltimore-Washington Parkway
Use the straight / slight right lanes.
12
Take the exit
0.2 mi
·
27 sec
Toward MD 450: Annapolis, Bladensburg
Use the slight right lane.
13
Keep slight right at fork
299 ft
·
7 sec
Toward MD 450: Bladensburg
14
Turn straight onto MD 450
1.3 mi
·
2 min
·
Annapolis Road
15
Continue on MD 450
0.5 mi
·
1 min
·
Bladensburg Road
16
Turn left onto 41st Avenue
0.2 mi
·
55 sec
·
41st Avenue
17
Turn right onto Lawrence Street
120 ft
·
5 sec
·
Lawrence Street
18
Arrive at destination
Lawrence Street
Where to Stop
Rest stops, refuel points, and overnight suggestions along this route.
Mid-route town
Meal stop
18 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.
Pacing Suggestions
Fuel and coffee
A short stop after about 35 miles helps settle the day before fatigue starts building.
Meal break
The midpoint is around 17.6 miles from Gwynn Oak, MD, which is a good place for a longer meal and fuel stop.
These stop ideas are pacing suggestions — the exact town or exit can change with traffic, hotel plans, and fuel range.
Heads-up: tricky spots
5 of 105 decision points cluster between mile 0 and 33.1 — GPS handles the exact turns, but know they're coming. Your lane choice matters more than the turn itself.
5
0 mi into trip
|
~0m in
|
Haddon Avenue
Turn right onto Haddon Avenue
Navigation decision point
6
7.3 mi into trip
|
~17m in
|
MD 166
Turn left onto MD 166 toward I 195 East
Lane positioning matters here
Use the left lane.
Toward I 195 East
7
10.6 mi into trip
|
~21m in
Take the exit toward MD 295 South: Washington
Exit ramp - move to the correct lane early. Lane positioning matters here
Use the straight / slight right lanes.
Exit 2B
Toward MD 295 South: Washington
7
32.9 mi into trip
|
~52m in
Take the exit toward MD 450: Annapolis, Bladensburg
Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one
Use the slight right lane.
Toward MD 450: Annapolis, Bladensburg
6
33.1 mi into trip
|
~52m in
Keep slight right at fork toward MD 450: Bladensburg
Highway fork - watch signs carefully
Toward MD 450: Bladensburg
Fuel & Cost
Regular Gas
$5.84 one way
$11.67 round trip
$4.21/gal
25.4 MPG avg
12 kg CO2
| Fuel Type | $/gal | One Way | Round Trip |
|---|---|---|---|
| midgrade | $4.61 | $6.39 | $12.78 |
| premium | $4.93 | $6.83 | $13.65 |
| diesel | $5.61 | $7.77 | $15.54 |
No toll roads detected on this route.
Drive Cost (one way)
Fuel
$6
Estimated CO2 emission: 12.3 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 | 10.6 | 0 | $3.70 | $1.69 |
| Efficient EV | 8.8 | 0 | $3.08 | $1.41 |
| EV Truck/SUV | 14.1 | 0 | $4.93 | $2.25 |
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.
Travel Intel
Current conditions at both ends of the drive.
Destination
Colmar Manor, MD
Late night in Colmar Manor on Sunday
Local time
12:26 AM
EDT
Current temp
78°F
Unavailable
Live forecast
Time zone
Same local time
Origin and destination are on the same clock, so arrival timing is easier to judge at a glance.
Temperature spread
4 degrees warmer at arrival
A meaningful temperature swing is a good cue to rethink layers, water, and how soon you want to arrive.
Road read
57m on the road
Use the two city cards together: check the sky where you start, then compare it with the local time and temperature at arrival.
Weather data from the National Weather Service. Conditions may change; check closer to your travel date.
What kind of drive is this?
This is a highway-focused drive, with 71% of the journey on faster roads. You'll experience a significant stretch of 21.6 miles on the Baltimore-Washington Parkway, which provides a consistent pace for much of the trip. The route incorporates MD 166 and Ingleside Avenue, offering a mix that begins with highway travel and includes some arterial road sections. Expect a relatively smooth and direct experience, suitable for covering ground efficiently without excessive turns.
71% highway — fuel and pacing are the main things to plan.
18 navigation steps total — most of the decisions cluster near the start and finish.
Longest single stretch: 21.6 mi on Baltimore-Washington Parkway.
How Hard Is This Drive?
7/10
This is a straightforward highway drive that stays mostly on Baltimore-Washington Parkway and MD 166. This route has several spots where lane changes, forks, or exits need your full attention. The trickiest moment comes early in the drive near Haddon Avenue.
Driving Effort
7/10
Focused - busy navigation packed into a short drive
Balances navigation complexity with total wheel time.
This is a short but busy drive. With 10 decision points packed into just 35.2 miles, you will need to pay attention to lane changes and exits — but the whole thing is over in 57m.
Where does it get tricky?
The main spots that need attention: near the start (Haddon Avenue): Navigation decision point; at 7.3 miles (MD 166): Lane positioning matters here; at 10.6 miles: Exit ramp - move to the correct lane early. Lane positioning matters here.
Towns Mentioned on Route Signs
Based on OSRM destination-sign hints, not a full list of every settlement the road passes.
Towns Mentioned on Route Signs
Based on OSRM destination-sign hints, not a full list of every settlement the road passes.
On the drive from Gwynn Oak, MD to Colmar Manor, MD, road signs begin pointing toward Bladensburg along the way.
Bladensburg
32.9 mi in
|
~52m
Who Is This Route For?
Weekend Trip
Doable as a same-day drive at 57m. Total distance: 35.2 miles.
Family Friendly
Moderate complexity with 0 natural rest stops along the way.
Solo Traveler
57m drive, comfortable solo distance.
EV Driver
0 DC fast chargers along the route. Coverage: unknown.
First-Time Driver
Mostly highway driving (71%). Some complex stretches to watch for.
Frequently Asked Questions
The longest stretch is about 21.6 miles on Baltimore-Washington Parkway. The full list of main roads is in the Roads section above.
It helps. This route has a higher-than-average number of complex decision points, which get harder in the dark. If the last hour of the trip is on surface roads or mountain grades, aim to arrive at Colmar Manor, MD before sunset when you can. Check the Trip Plan for departure windows that land you in daylight.
Yes. At under 2 hours behind the wheel, this works well for families — plan one quick stop if you have younger kids.
The main spots that need attention: near the start (Haddon Avenue): Navigation decision point; at 7.3 miles (MD 166): Lane positioning matters here; at 10.6 miles: Exit ramp - move to the correct lane early. Lane positioning matters here.
Yes — Chesapeake & Ohio Canal National Historical Park. See the National Parks section for detour distances and tips on detours.
Yes. A round trip is manageable in a single day if you plan a break at Colmar Manor, MD before heading back.
How this page is built
Compiled by the US Trip Planner 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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