How far is Mount Rainier, MD from Gwynn Oak, MD?

The driving distance from Mount Rainier, MD to Gwynn Oak, MD is about 43.1 miles (69.3 km), with a travel time of about 00h 58m by car.

  • The straight-line flight distance is about 30.7 miles (49.4 km).
  • For a round trip, plan for roughly 01h 57m 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
43.09 mi
00h 58m
Flight
30.71 mi
49.42 km direct

This route works well as a day trip with time at the destination.

Learn Distance

Choose another destination from Mount Rainier.

Flight Distance

Direct air line
30.71 mi
Kilometers
49.42 km
Flight Time
00h 03m

Driving Distance

Road route
43.09 mi
Kilometers
69.34 km
Drive Time
00h 58m

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 58m.

Arrival Snapshot
Arrive in Gwynn Oak
Sun, Apr 19, 11:40 AM EDT
Return by in Mount Rainier
Sun, Apr 19, 12:38 PM EDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Mount Rainier
2026-04-19T10:41
Arrive Gwynn Oak
Sun, Apr 19, 11:40 AM EDT
Route Timing
00h 58m
One way by road
Best Departure Window
8:00 AM to 10:00 AM EDT
Aim for a morning departure
Arrive between
8:59 AM to 10:59 AM EDT

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

Leave by
4:32 PM EDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in Mount Rainier
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
North Laurel
MD

Census-designated place in Howard County, Maryland, United States

From Mount Rainier
18.1 mi
00h 29m
To Gwynn Oak
25 mi
00h 29m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
63°F
Sunday

Rain Showers

Starts
Sun, Apr 19 6:00 AM EDT
Wind
12 to 17 mph NW
Destination
61°F
Sunday

Rain Showers

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

Driving Route Map

The map below follows the saved road route between Mount Rainier and Gwynn Oak.

Turn-by-Turn Driving Directions

Step-by-step road directions between Mount Rainier and Gwynn Oak.

  1. 1

    Start on 31st Street

    742 ft · 31 sec · 31st Street

  2. 2

    Turn left onto Upshur Street

    101 m · 13 sec · Upshur Street

  3. 3

    Turn right onto 30th Street

    2096 ft · 1 min · 30th Street

  4. 4

    Turn right onto Queens Chapel Road

    2046 ft · 41 sec · Queens Chapel Road

  5. 5

    Turn left onto Ager Road

    1.4 mi · 3 min · Ager Road

  6. 6

    Turn straight onto East-West Highway

    675 ft · 16 sec · East-West Highway

  7. 7

    Turn right onto Riggs Road

    1.3 km · 2 min · Riggs Road

  8. 8

    Turn left onto University Boulevard East

    3081 ft · 1 min · University Boulevard East

  9. 9

    Turn right onto New Hampshire Avenue

    1.9 mi · 3 min · New Hampshire Avenue

  10. 10

    Take the ramp slight right toward I 495: Northern Virginia, Silver Spring, Baltimore, College Park

    798 ft · 20 sec

  11. 11

    Keep slight right to continue on I 495 East: Baltimore, College Park

    2045 ft · 50 sec

  12. 12

    Merge slight left onto Capital Beltway

    2469 ft · 32 sec · Capital Beltway

  13. 13

    Take the exit slight right toward I 95 North: Baltimore

    1579 ft · 39 sec

  14. 14

    Keep slight left to continue on I 95 North: Baltimore, New York

    1.1 mi · 2 min

  15. 15

    Merge slight left

    19.1 mi · 22 min

  16. 16

    Take the exit slight right toward I 195 East, MD 166: BWI Thurgood Marshall Airport, Catonsville

    1708 ft · 22 sec

  17. 17

    Keep slight left to continue on MD 166: Catonsville

    2203 ft · 54 sec

  18. 18

    Merge slight right onto Metropolitan Boulevard

    1.4 km · 57 sec · Metropolitan Boulevard

  19. 19

    Keep slight right to continue on MD 166: Catonsville, Community College of Baltimore County

    1.1 mi · 3 min

  20. 20

    Turn right onto Bloomsbury Avenue

    1.5 km · 2 min · Bloomsbury Avenue

  21. 21

    Continue on Ingleside Avenue

    2.7 mi · 6 min · Ingleside Avenue

  22. 22

    Continue on North Forest Park Avenue

    1.4 mi · 4 min · North Forest Park Avenue

  23. 23

    Turn slight left onto Hillsdale Road

    1.5 km · 3 min · Hillsdale Road

  24. 24

    Turn right onto Haddon Avenue

    54 m · 11 sec · Haddon Avenue

  25. 25

    Turn left

    18 m · 4 sec

  26. 26

    Arrive at your destination

    0 m · 1 sec

Car Route Details

A richer read on the saved driving route between Mount Rainier and Gwynn Oak.

OSRM road route
Drive Character

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.

Directions
26 steps
12 turns on the saved route
Ramps & Exits
6
3 merges, 3 ramps or exits
Navigation Density
60.3 / 100 mi
Decision points by distance
Main Roads
I 95 North
20.5 mi · 48%
Ingleside Avenue
2.75 mi · 6%
New Hampshire Avenue
1.93 mi · 4%
MD 166
1.53 mi · 4%
North Forest Park Avenue
1.41 mi · 3%
Ager Road
1.36 mi · 3%
Longest Stretch

I 95 North

Merge slight left

19.1 mi · 00h 22m

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
00h 58m
Day trip friendly
Same-Day Return
01h 58m
Round-trip wheel time
Road vs Air
+12.4 mi
30.7 mi direct line
Halfway Stop
North Laurel
00h 29m from Mount Rainier
Leave By
4:32 PM EDT
Morning start is best
Weather Watch

Rain Showers leaving Mount Rainier and Rain Showers near Gwynn Oak.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Mount Rainier to Gwynn Oak?

The road trip is about 43.1 miles (69.3 km) and usually takes 00h 58m 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 18.1 miles from Mount Rainier and 25 miles from Gwynn Oak.

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

The direct path is about 30.7 miles (49.4 km), while the road route adds roughly 12.4 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 4:32 PM EDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $6.21 one way or $12.42 round trip. Estimated CO2 is about 13.5 kg one way.

What should you check before leaving?

Before you leave, expect Rain Showers around Mount Rainier and Rain Showers near Gwynn Oak.

Stop Ideas Near North Laurel

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

Mid-route Guidance
These suggestions come from reviewed places and nearby services around North Laurel and the surrounding midpoint area.
Stop photo coming soon
Scenic stop 10.1 mi away

City of Bowie

Bowie , MD
8614 Chestnut Ave, Bowie, MD 20715
Museum
Riverdale Park Town Hall
Meeting point 13.4 mi away

Riverdale Park Town Hall

Riverdale , MD
5008 Queensbury Rd, Riverdale, MD 20737
Rating 3.8/5 5 reviews City Hall
Town Hall Liquor And Bar
Nearby stop 11.6 mi away

Town Hall Liquor And Bar

College Park , MD
8135 Baltimore Ave, College Park, MD 20740
Rating 4.3/5 319 reviews Liquor store,Bar

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to North Laurel.

RAIL

BWI Rail Station

16 mi away
7 Amtrak Way
RAIL

New Carrollton station

21 mi away
4300 Garden City Drive
RAIL

Rockville station

25 mi away
251 Hungerford Drive at Park Rd.
RAIL

Washington Union Station

29 mi away
50 Massachusetts Ave NE

Flight Path Map

This map shows the direct air route between Mount Rainier and Gwynn Oak. Straight-line distance: 30.71 mi (49.42 km).

Mount Rainier

#1 Mount Rainier

Stratovolcano in the U.

Population8,117
Coordinates38.9415000, -76.9649800
Altitude23
CountryUnited States
Photo coming soon

#2 Gwynn Oak

A census-designated place in Baltimore County, Maryland.

Population47,092
Coordinates39.3326100, -76.6927500
Altitude130
CountryUnited States
Start: 31st Street (-76.964966, 38.941502)
End: (-76.692724, 39.332601)

Estimated Travel Time

Distance: 69 km by road

SpeedTime
30 mph (48.3 km/h)01h 26m
40 mph (64.37 km/h)01h 04m
50 mph (80.47 km/h)00h 51m
60 mph (96.56 km/h)00h 43m
70 mph (112.65 km/h)00h 36m
80 mph (129 km/h)00h 32m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
1.52 gal
5.76 L · about $6.21
Round trip
$12.42
3.04 gal · 11.52 L
Estimated CO2
13.5 kg one way
Round trip: 27 kg / 60 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $4.09 $6.21 $12.42
Mid-grade $4.60 $6.99 $13.98
Premium $4.95 $7.53 $15.06
Diesel $5.98 $9.09 $18.18

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 Mount Rainier and Gwynn Oak. The current time is 10:41:05.

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.