How far is Gaithersburg, MD from Walker Mill, MD?

The driving distance from Gaithersburg, MD to Walker Mill, MD is about 37.1 miles (59.7 km), with a travel time of about 00h 52m by car.

  • The straight-line flight distance is about 25 miles (40.2 km).
  • For a round trip, plan for roughly 01h 45m 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
37.11 mi
00h 52m
Flight
25.01 mi
40.25 km direct

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

Learn Distance

Choose another destination from Gaithersburg.

Flight Distance

Direct air line
25.01 mi
Kilometers
40.25 km
Flight Time
00h 03m

Driving Distance

Road route
37.11 mi
Kilometers
59.73 km
Drive Time
00h 52m

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 52m.

Arrival Snapshot
Arrive in Walker Mill
Sun, Apr 19, 7:42 AM EDT
Return by in Gaithersburg
Sun, Apr 19, 8:35 AM EDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Gaithersburg
2026-04-19T06:50
Arrive Walker Mill
Sun, Apr 19, 7:42 AM EDT
Route Timing
00h 52m
One way by road
Best Departure Window
8:00 AM to 10:00 AM EDT
Aim for a morning departure
Arrive between
8:53 AM to 10:53 AM EDT

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

Leave by
4:44 PM EDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in Gaithersburg
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
Hillandale
MD

Census-designated place Maryland, United States

From Gaithersburg
18.6 mi
00h 26m
To Walker Mill
18.6 mi
00h 26m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
61°F
Sunday

Rain Showers Likely

Starts
Sun, Apr 19 6:00 AM EDT
Wind
9 to 14 mph NW
Destination
70°F
Sunday

Chance Rain Showers

Starts
Sun, Apr 19 6:00 AM EDT
Wind
9 to 15 mph W

Driving Route Map

The map below follows the saved road route between Gaithersburg and Walker Mill.

Turn-by-Turn Driving Directions

Step-by-step road directions between Gaithersburg and Walker Mill.

  1. 1

    Start on the route

    26 m · 12 sec

  2. 2

    Turn left onto North Frederick Avenue

    77 m · 12 sec · North Frederick Avenue

  3. 3

    Turn left onto Chestnut Street

    1664 ft · 50 sec · Chestnut Street

  4. 4

    Turn right onto West Diamond Avenue

    2663 ft · 1 min · West Diamond Avenue

  5. 5

    Take the ramp left toward I 270 South: Washington

    1531 ft · 39 sec

  6. 6

    Merge slight left onto Eisenhower Memorial Highway

    1.4 mi · 2 min · Eisenhower Memorial Highway

  7. 7

    Keep slight left

    6.6 mi · 9 min

  8. 8

    Keep slight left to continue on I 270 South: Silver Spring, College Park

    2.8 mi · 4 min

  9. 9

    Merge slight right onto Capital Beltway

    21.9 mi · 29 min · Capital Beltway

  10. 10

    Take the exit slight right toward MD 221A: Capitol Heights, Upper Marlboro

    1696 ft · 41 sec

  11. 11

    Keep slight left to continue on East Upper Marlboro, Ritchie - Marlboro Road

    628 ft · 15 sec

  12. 12

    Enter the roundabout and take exit 1 toward Ritchie Marlboro Road

    6 m · 1 sec · Ritchie Marlboro Road

  13. 13

    Exit the roundabout onto Ritchie Marlboro Road

    800 ft · 16 sec · Ritchie Marlboro Road

  14. 14

    Continue on Walker Mill Road

    2.3 mi · 4 min · Walker Mill Road

  15. 15

    Turn right onto Karen Boulevard

    2109 ft · 2 min · Karen Boulevard

  16. 16

    Arrive at your destination

    0 m · 1 sec · Karen Boulevard

Car Route Details

A richer read on the saved driving route between Gaithersburg and Walker Mill.

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
16 steps
6 turns on the saved route
Ramps & Exits
6
2 merges, 4 ramps or exits
Navigation Density
43.1 / 100 mi
Decision points by distance
Main Roads
Capital Beltway
21.9 mi · 59%
Eisenhower Memorial Highway
7.96 mi · 21%
I 270 South
3.05 mi · 8%
Walker Mill Road
2.28 mi · 6%
West Diamond Avenue
0.5 mi · 1%
Karen Boulevard
0.4 mi · 1%
Longest Stretch

Capital Beltway

Merge slight right onto Capital Beltway

21.9 mi · 00h 29m

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 52m
Day trip friendly
Same-Day Return
01h 46m
Round-trip wheel time
Road vs Air
+12.1 mi
25 mi direct line
Halfway Stop
Hillandale
00h 26m from Gaithersburg
Leave By
4:44 PM EDT
Morning start is best
Weather Watch

Rain Showers Likely leaving Gaithersburg and Chance Rain Showers near Walker Mill.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Gaithersburg to Walker Mill?

The road trip is about 37.1 miles (59.7 km) and usually takes 00h 52m 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?

Hillandale is a useful midpoint, sitting about 18.6 miles from Gaithersburg and 18.6 miles from Walker Mill.

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

The direct path is about 25 miles (40.2 km), while the road route adds roughly 12.1 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 4:44 PM EDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $5.35 one way or $10.71 round trip. Estimated CO2 is about 11.6 kg one way.

What should you check before leaving?

Before you leave, expect Rain Showers Likely around Gaithersburg and Chance Rain Showers near Walker Mill.

Stop Ideas Near Hillandale

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 Hillandale and the surrounding midpoint area.
United States Capitol
Scenic stop 8.9 mi away

United States Capitol

Washington , DC
First St SE, Washington, DC 20004, United States
Rating 4.6/5 4,243 reviews Tourist attraction,Historical place,Historical landmark,Landmark,Federal government office
Stop photo coming soon
Practical stop 7.5 mi away

D C Government

Washington , DC
77 P St NE, Washington, DC 20002
Rating 5.0/5 2 reviews City government office,Telephone answering service
THEARC: Town Hall Education Arts Recreation Campus
Meeting point 12.1 mi away

THEARC: Town Hall Education Arts Recreation Campus

Washington , DC
1901 Mississippi Ave SE, Washington, DC 20020
Rating 4.7/5 64 reviews Recreation center,City Hall
Town Hall Liquor And Bar
Nearby stop 3.7 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 Hillandale.

RAIL

New Carrollton station

12 mi away
4300 Garden City Drive
RAIL

Washington Union Station

15 mi away
50 Massachusetts Ave NE
RAIL

Rockville station

16 mi away
251 Hungerford Drive at Park Rd.
RAIL

Union Station

26 mi away
110 Callahan Drive

Flight Path Map

This map shows the direct air route between Gaithersburg and Walker Mill. Straight-line distance: 25.01 mi (40.25 km).

Gaithersburg

#1 Gaithersburg

The second most populous city in Montgomery County, Maryland.

Population67,741
Coordinates39.1434400, -77.2013700
Altitude153
CountryUnited States
Walker Mill

#2 Walker Mill

Census designated place in Maryland, United States

Population11,302
Coordinates38.8753900, -76.8883100
Altitude61
CountryUnited States
Start: Gaithersburg (-77.20137, 39.14344)
End: Walker Mill (-76.88831, 38.87539)

Estimated Travel Time

Distance: 60 km by road

SpeedTime
30 mph (48.3 km/h)01h 14m
40 mph (64.37 km/h)00h 55m
50 mph (80.47 km/h)00h 44m
60 mph (96.56 km/h)00h 37m
70 mph (112.65 km/h)00h 31m
80 mph (129 km/h)00h 27m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
1.31 gal
4.96 L · about $5.35
Round trip
$10.71
2.62 gal · 9.92 L
Estimated CO2
11.6 kg one way
Round trip: 23.3 kg / 51 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $4.09 $5.35 $10.71
Mid-grade $4.60 $6.02 $12.05
Premium $4.95 $6.49 $12.98
Diesel $5.98 $7.83 $15.67

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 Gaithersburg and Walker Mill. The current time is 06:50:02.

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.