How far is Gwynn Oak, MD from California, MD?

The driving distance from Gwynn Oak, MD to California, MD is about 88.2 miles (141.9 km), with a travel time of about 02h 12m by car.

  • The straight-line flight distance is about 72 miles (115.9 km).
  • For a round trip, plan for roughly 04h 24m 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
88.18 mi
02h 12m
Flight
72.01 mi
115.89 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
72.01 mi
Kilometers
115.89 km
Flight Time
00h 08m

Driving Distance

Road route
88.18 mi
Kilometers
141.91 km
Drive Time
02h 12m

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 02h 12m.

Arrival Snapshot
Arrive in California
Wed, Apr 15, 4:40 PM EDT
Return by in Gwynn Oak
Wed, Apr 15, 6:52 PM EDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Gwynn Oak
2026-04-15T14:28
Arrive California
Wed, Apr 15, 4:40 PM EDT
Route Timing
02h 12m
One way by road
Best Departure Window
8:00 AM to 10:00 AM EDT
Aim for a morning departure
Arrive between
10:12 AM to 12:12 PM EDT

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

Leave by
2:06 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
Upper Marlboro
MD

Town in Maryland, United States

From Gwynn Oak
44.1 mi
01h 06m
To California
44.1 mi
01h 06m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
67°F
Overnight

Partly Cloudy

Starts
Wed, Apr 15 2:00 AM EDT
Wind
3 mph W
Destination
91°F
Today

Sunny

Starts
Wed, Apr 15 7:00 AM EDT
Wind
5 to 12 mph SW

Driving Route Map

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

Turn-by-Turn Driving Directions

Step-by-step road directions between Gwynn Oak and California.

  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

    1.6 mi · 3 min · Ingleside Avenue

  6. 6

    Turn right onto Baltimore National Pike

    2671 ft · 56 sec · Baltimore National Pike

  7. 7

    Take the ramp left toward I 695 South: Glen Burnie

    2015 ft · 51 sec

  8. 8

    Merge slight left onto Baltimore Beltway

    7.6 mi · 10 min · Baltimore Beltway

  9. 9

    Take the exit slight left toward I 97 South: Annapolis, Bay Bridge

    1.4 km · 1 min

  10. 10

    Continue straight

    8.9 mi · 10 min

  11. 11

    Keep slight right to continue on MD 32 West, MD 3 South: Bowie, Crofton

    17.9 mi · 27 min

  12. 12

    Turn left onto Village Drive West

    70 m · 11 sec · Village Drive West

  13. 13

    Turn right onto Old Crain Highway

    1.1 mi · 2 min · Old Crain Highway

  14. 14

    Continue on Marlboro Pike

    1.2 km · 2 min · Marlboro Pike

  15. 15

    Turn right onto Green Landing Road

    1334 ft · 38 sec · Green Landing Road

  16. 16

    Take the ramp left toward MD 4 South

    1567 ft · 38 sec

  17. 17

    Merge slight left onto Stephanie Roper Highway

    3.1 mi · 4 min · Stephanie Roper Highway

  18. 18

    Continue on Southern Maryland Boulevard

    10.2 mi · 14 min · Southern Maryland Boulevard

  19. 19

    Continue on North Solomons Island Road

    9 mi · 13 min · North Solomons Island Road

  20. 20

    Continue on South Solomons Island Road

    18.6 mi · 27 min · South Solomons Island Road

  21. 21

    Continue on Thomas Johnson Bridge

    1.4 mi · 2 min · Thomas Johnson Bridge

  22. 22

    Continue on Patuxent Beach Road

    2.4 mi · 4 min · Patuxent Beach Road

  23. 23

    Turn left onto Three Notch Road

    1.3 km · 2 min · Three Notch Road

  24. 24

    Turn left onto Shady Mile Drive

    1065 ft · 48 sec · Shady Mile Drive

  25. 25

    Arrive at your destination

    0 m · 1 sec · Shady Mile Drive

Car Route Details

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

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
25 steps
9 turns on the saved route
Ramps & Exits
5
2 merges, 3 ramps or exits
Navigation Density
28.3 / 100 mi
Decision points by distance
Main Roads
South Solomons Island Road
18.6 mi · 21%
MD 32 West
17.9 mi · 20%
Southern Maryland Boulevard
10.2 mi · 12%
I 97 South
9.71 mi · 11%
North Solomons Island Road
8.96 mi · 10%
Baltimore Beltway
7.59 mi · 9%
Longest Stretch

South Solomons Island Road

Continue on South Solomons Island Road

18.6 mi · 00h 27m

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
02h 12m
Day trip friendly
Same-Day Return
04h 24m
Round-trip wheel time
Road vs Air
+16.2 mi
72 mi direct line
Halfway Stop
Upper Marlboro
01h 06m from Gwynn Oak
Leave By
2:06 PM EDT
Morning start is best
Weather Watch

Partly Cloudy leaving Gwynn Oak and Sunny near California.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Gwynn Oak to California?

The road trip is about 88.2 miles (141.9 km) and usually takes 02h 12m 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?

Upper Marlboro is a useful midpoint, sitting about 44.1 miles from Gwynn Oak and 44.1 miles from California.

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

The direct path is about 72 miles (115.9 km), while the road route adds roughly 16.2 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 2:06 PM EDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $12.71 one way or $25.41 round trip. Estimated CO2 is about 27.6 kg one way.

What should you check before leaving?

Before you leave, expect Partly Cloudy around Gwynn Oak and Sunny near California.

Stop Ideas Near Upper Marlboro

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 Upper Marlboro and the surrounding midpoint area.
Stop photo coming soon
Scenic stop 14.8 mi away

City of Bowie

Bowie , MD
8614 Chestnut Ave, Bowie, MD 20715
Museum
Chesapeake Beach Town Hall
Meeting point 11.4 mi away

Chesapeake Beach Town Hall

Chesapeake Beach , MD
8200 Bayside Rd, Chesapeake Beach, MD 20732
Rating 4.3/5 15 reviews City Hall
Kenhill Center
Nearby stop 11.2 mi away

Kenhill Center

Bowie , MD
2614 Kenhill Dr, Bowie, MD 20715
Rating 4.6/5 25 reviews Community center

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to Upper Marlboro.

RAIL

New Carrollton station

18 mi away
4300 Garden City Drive
RAIL

Washington Union Station

24 mi away
50 Massachusetts Ave NE
RAIL

Union Station

27 mi away
110 Callahan Drive
RAIL

BWI Rail Station

42 mi away
7 Amtrak Way

Flight Path Map

This map shows the direct air route between Gwynn Oak and California. Straight-line distance: 72.01 mi (115.89 km).

Photo coming soon

#1 Gwynn Oak

A census-designated place in Baltimore County, Maryland.

Population47,092
Coordinates39.3326100, -76.6927500
Altitude130
CountryUnited States
Photo coming soon

#2 California

California is a place in Maryland, United States.

Population0
Coordinates38.3004000, -76.5074500
Altitude30
CountryUnited States
Start: Gwynn Oak (-76.69275, 39.33261)
End: California (-76.50745, 38.3004)

Estimated Travel Time

Distance: 142 km by road

SpeedTime
30 mph (48.3 km/h)02h 56m
40 mph (64.37 km/h)02h 12m
50 mph (80.47 km/h)01h 45m
60 mph (96.56 km/h)01h 28m
70 mph (112.65 km/h)01h 15m
80 mph (129 km/h)01h 06m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
3.11 gal
11.78 L · about $12.71
Round trip
$25.41
6.22 gal · 23.56 L
Estimated CO2
27.6 kg one way
Round trip: 55.3 kg / 122 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $4.09 $12.71 $25.41
Mid-grade $4.60 $14.30 $28.61
Premium $4.95 $15.41 $30.81
Diesel $5.98 $18.60 $37.20

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

There is no time difference between Gwynn Oak and California. The current time is 14:28:45.

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.