How far is Gwynn Oak, MD from Marlow Heights, MD?

The driving distance from Gwynn Oak, MD to Marlow Heights, MD is about 42.4 miles (68.3 km), with a travel time of about 01h 11m by car.

  • The straight-line flight distance is about 37.2 miles (59.8 km).
  • For a round trip, plan for roughly 02h 23m 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
42.46 mi
01h 11m
Flight
37.18 mi
59.83 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
37.18 mi
Kilometers
59.83 km
Flight Time
00h 04m

Driving Distance

Road route
42.46 mi
Kilometers
68.33 km
Drive Time
01h 11m

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 11m.

Arrival Snapshot
Arrive in Marlow Heights
Sun, Apr 19, 5:54 PM EDT
Return by in Gwynn Oak
Sun, Apr 19, 7:05 PM EDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Gwynn Oak
2026-04-19T16:42
Arrive Marlow Heights
Sun, Apr 19, 5:54 PM EDT
Route Timing
01h 11m
One way by road
Best Departure Window
8:00 AM to 10:00 AM EDT
Aim for a morning departure
Arrive between
9:12 AM to 11:12 AM EDT

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

Leave by
4:06 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
Maryland City
MD

Census designated place in Anne Arundel County, Maryland, United States

From Gwynn Oak
21.3 mi
00h 35m
To Marlow Heights
21.3 mi
00h 35m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
61°F
Sunday

Rain Showers

Starts
Sun, Apr 19 6:00 AM EDT
Wind
12 to 18 mph NW
Destination
63°F
Sunday

Rain Showers

Starts
Sun, Apr 19 6:00 AM EDT
Wind
13 to 18 mph NW

Driving Route Map

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

Turn-by-Turn Driving Directions

Step-by-step road directions between Gwynn Oak and Marlow Heights.

  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

    2.8 mi · 6 min · Ingleside Avenue

  6. 6

    Continue on Bloomsbury Avenue

    1.5 km · 2 min · Bloomsbury Avenue

  7. 7

    At the end of the road, turn left onto South Rolling Road

    1.4 km · 2 min · South Rolling Road

  8. 8

    Continue on South Rolling Road

    1657 ft · 39 sec · South Rolling Road

  9. 9

    Turn left onto I 195 East

    3.3 mi · 4 min

  10. 10

    Take the exit slight right toward MD 295 South: Washington

    1 km · 1 min

  11. 11

    Merge slight left onto Baltimore-Washington Parkway

    23.2 mi · 32 min · Baltimore-Washington Parkway

  12. 12

    Keep slight left to continue on US 50 East: Richmond, Annapolis

    2902 ft · 35 sec

  13. 13

    Continue on Kenilworth Avenue Freeway

    1.1 mi · 2 min · Kenilworth Avenue Freeway

  14. 14

    Take the exit slight right toward Nannie Helen Burroughs Avenue, Minnesota Avenue, Kenilworth Terrace

    79 m · 6 sec

  15. 15

    Keep slight left to continue on Nannie Helen Burroughs Avenue

    104 m · 10 sec

  16. 16

    Turn left onto Nannie Helen Burroughs Avenue Northeast

    638 ft · 28 sec · Nannie Helen Burroughs Avenue Northeast

  17. 17

    Turn right onto Minnesota Avenue Northeast

    1 mi · 2 min · Minnesota Avenue Northeast

  18. 18

    Turn left onto Ridge Road Southeast

    1.2 km · 2 min · Ridge Road Southeast

  19. 19

    Turn right onto Fort Davis Drive Southeast

    1.2 mi · 2 min · Fort Davis Drive Southeast

  20. 20

    At the end of the road, turn left onto Pennsylvania Avenue Southeast

    2042 ft · 1 min · Pennsylvania Avenue Southeast

  21. 21

    Turn right onto Southern Avenue Southeast

    1.4 km · 2 min · Southern Avenue Southeast

  22. 22

    Turn left onto Branch Avenue

    1.4 km · 2 min · Branch Avenue

  23. 23

    Keep slight right to continue on Branch Avenue

    1788 ft · 38 sec · Branch Avenue

  24. 24

    Turn right onto Iverson Street

    2012 ft · 52 sec · Iverson Street

  25. 25

    Turn left onto 26th Avenue

    545 ft · 17 sec · 26th Avenue

  26. 26

    Continue on Lyons Street

    854 ft · 28 sec · Lyons Street

  27. 27

    Continue on Lyons Street

    34 m · 10 sec · Lyons Street

  28. 28

    Arrive at your destination

    0 m · 1 sec · Lyons Street

Car Route Details

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

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
28 steps
14 turns on the saved route
Ramps & Exits
3
1 merges, 2 ramps or exits
Navigation Density
65.9 / 100 mi
Decision points by distance
Main Roads
Baltimore-Washington Parkway
23.2 mi · 55%
I 195 East
3.33 mi · 8%
Ingleside Avenue
2.76 mi · 6%
West Forest Park Avenue
1.4 mi · 3%
Fort Davis Drive Southeast
1.22 mi · 3%
South Rolling Road
1.2 mi · 3%
Longest Stretch

Baltimore-Washington Parkway

Merge slight left onto Baltimore-Washington Parkway

23.2 mi · 00h 32m

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 11m
Day trip friendly
Same-Day Return
02h 24m
Round-trip wheel time
Road vs Air
+5.2 mi
37.2 mi direct line
Halfway Stop
Maryland City
00h 35m from Gwynn Oak
Leave By
4:06 PM EDT
Morning start is best
Weather Watch

Rain Showers leaving Gwynn Oak and Rain Showers near Marlow Heights.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Gwynn Oak to Marlow Heights?

The road trip is about 42.4 miles (68.3 km) and usually takes 01h 11m 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?

Maryland City is a useful midpoint, sitting about 21.3 miles from Gwynn Oak and 21.3 miles from Marlow Heights.

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

The direct path is about 37.2 miles (59.8 km), while the road route adds roughly 5.2 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 4:06 PM EDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $6.13 one way or $12.26 round trip. Estimated CO2 is about 13.3 kg one way.

What should you check before leaving?

Before you leave, expect Rain Showers around Gwynn Oak and Rain Showers near Marlow Heights.

Stop Ideas Near Maryland City

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

Mid-route Guidance
Local place coverage is thin around Maryland City, 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 Maryland City.

RAIL

BWI Rail Station

15 mi away
7 Amtrak Way
RAIL

New Carrollton station

16 mi away
4300 Garden City Drive
RAIL

Washington Union Station

27 mi away
50 Massachusetts Ave NE
RAIL

Rockville station

28 mi away
251 Hungerford Drive at Park Rd.

Flight Path Map

This map shows the direct air route between Gwynn Oak and Marlow Heights. Straight-line distance: 37.18 mi (59.83 km).

Photo coming soon

#1 Gwynn Oak

A census-designated place in Baltimore County, Maryland.

Population47,092
Coordinates39.3326100, -76.6927500
Altitude130
CountryUnited States
Marlow Heights

#2 Marlow Heights

Census-designated place in Prince George's County, Maryland, United States

Population5,618
Coordinates38.8334500, -76.9516400
Altitude79
CountryUnited States
Start: Gwynn Oak (-76.69275, 39.33261)
End: Marlow Heights (-76.95164, 38.83345)

Estimated Travel Time

Distance: 68 km by road

SpeedTime
30 mph (48.3 km/h)01h 24m
40 mph (64.37 km/h)01h 03m
50 mph (80.47 km/h)00h 50m
60 mph (96.56 km/h)00h 42m
70 mph (112.65 km/h)00h 36m
80 mph (129 km/h)00h 31m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
1.5 gal
5.67 L · about $6.13
Round trip
$12.26
3 gal · 11.34 L
Estimated CO2
13.3 kg one way
Round trip: 26.7 kg / 59 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $4.09 $6.13 $12.26
Mid-grade $4.60 $6.90 $13.80
Premium $4.95 $7.43 $14.86
Diesel $5.98 $8.97 $17.94

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 19, 2026

There is no time difference between Gwynn Oak and Marlow Heights. The current time is 16:42:15.

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.