How far is Gaithersburg, MD from Brunswick, MD?

The driving distance from Gaithersburg, MD to Brunswick, MD is about 36.2 miles (58.2 km), with a travel time of about 00h 48m by car.

  • The straight-line flight distance is about 25.7 miles (41.3 km).
  • For a round trip, plan for roughly 01h 37m 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
36.18 mi
00h 48m
Flight
25.69 mi
41.35 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
25.69 mi
Kilometers
41.35 km
Flight Time
00h 03m

Driving Distance

Road route
36.18 mi
Kilometers
58.23 km
Drive Time
00h 48m

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 48m.

Arrival Snapshot
Arrive in Brunswick
Tue, May 12, 7:33 PM EDT
Return by in Gaithersburg
Tue, May 12, 8:21 PM EDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Gaithersburg
2026-05-12T18:44
Arrive Brunswick
Tue, May 12, 7:33 PM EDT
Route Timing
00h 48m
One way by road
Best Departure Window
8:00 AM to 10:00 AM EDT
Aim for a morning departure
Arrive between
8:49 AM to 10:49 AM EDT

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

Leave by
4:52 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
Buckeystown
MD

Town in Frederick County, Maryland, United States

From Gaithersburg
18.1 mi
00h 24m
To Brunswick
18.1 mi
00h 24m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
70°F
Tuesday

Sunny

Starts
Tue, May 12 6:00 AM EDT
Wind
1 to 5 mph NW
Destination
69°F
Tuesday

Sunny

Starts
Tue, May 12 6:00 AM EDT
Wind
7 to 10 mph NW

Driving Route Map

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

Turn-by-Turn Driving Directions

Step-by-step road directions between Gaithersburg and Brunswick.

  1. 1

    Start on the route

    26 m · 12 sec

  2. 2

    Turn left onto North Frederick Avenue

    1.4 km · 1 min · North Frederick Avenue

  3. 3

    Turn left onto Quince Orchard Road

    1131 ft · 28 sec · Quince Orchard Road

  4. 4

    Take the ramp slight right toward I 270 North

    1199 ft · 29 sec

  5. 5

    Merge slight left

    20.2 mi · 25 min

  6. 6

    Take the exit slight right toward I 70: Hagerstown, Baltimore

    1986 ft · 31 sec

  7. 7

    Keep slight left to continue on I 70 West: Hagerstown

    1899 ft · 29 sec

  8. 8

    Merge slight right

    2867 ft · 38 sec

  9. 9

    Take the exit slight right toward US 340 West, US 15 South: Charles Town, Leesburg

    1716 ft · 27 sec

  10. 10

    Keep slight left to continue on US 15 South, US 340 West: Charles Town, Leesburg

    1802 ft · 35 sec

  11. 11

    Merge slight left onto Jefferson National Pike

    3.9 mi · 4 min · Jefferson National Pike

  12. 12

    Keep slight right to continue on Jefferson National Pike

    4.2 mi · 5 min · Jefferson National Pike

  13. 13

    Take the exit slight right toward MD 180: Petersville

    1162 ft · 28 sec

  14. 14

    Keep slight left

    54 m · 5 sec

  15. 15

    Turn left onto Jefferson Pike

    1.7 mi · 3 min · Jefferson Pike

  16. 16

    Turn left onto Petersville Road

    2.3 mi · 4 min · Petersville Road

  17. 17

    Enter the roundabout and take exit 2 toward Petersville Road

    56 m · 7 sec · Petersville Road

  18. 18

    Exit the roundabout onto Petersville Road

    2075 ft · 51 sec · Petersville Road

  19. 19

    Enter the roundabout and take exit 4 toward Petersville Road

    59 m · 3 sec · Petersville Road

  20. 20

    Exit the roundabout onto Petersville Road

    28 m · 10 sec · Petersville Road

  21. 21

    Continue on Petersville Road

    22 m · 3 sec · Petersville Road

  22. 22

    Arrive at your destination

    0 m · 1 sec · Petersville Road

Car Route Details

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

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
22 steps
8 turns on the saved route
Ramps & Exits
11
3 merges, 8 ramps or exits
Navigation Density
60.8 / 100 mi
Decision points by distance
Main Roads
I 270 North
20.4 mi · 56%
Jefferson National Pike
8.03 mi · 22%
Petersville Road
2.78 mi · 8%
Jefferson Pike
1.7 mi · 5%
I 70 West
0.9 mi · 2%
North Frederick Avenue
0.86 mi · 2%
Longest Stretch

I 270 North

Merge slight left

20.2 mi · 00h 25m

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 48m
Day trip friendly
Same-Day Return
01h 38m
Round-trip wheel time
Road vs Air
+10.5 mi
25.7 mi direct line
Halfway Stop
Buckeystown
00h 24m from Gaithersburg
Leave By
4:52 PM EDT
Morning start is best
Weather Watch

Sunny leaving Gaithersburg and Sunny near Brunswick.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Gaithersburg to Brunswick?

The road trip is about 36.2 miles (58.2 km) and usually takes 00h 48m 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?

Buckeystown is a useful midpoint, sitting about 18.1 miles from Gaithersburg and 18.1 miles from Brunswick.

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

The direct path is about 25.7 miles (41.3 km), while the road route adds roughly 10.5 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 4:52 PM EDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $5.23 one way or $10.46 round trip. Estimated CO2 is about 11.4 kg one way.

What should you check before leaving?

Before you leave, expect Sunny around Gaithersburg and Sunny near Brunswick.

Stop Ideas Near Buckeystown

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

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

RAIL

Frederick, MD

9 mi away
100 South East Street
BUS

Frederick Airport, MD

10 mi away
1341 Hughes Ford Road
RAIL

Harpers Ferry

26 mi away
Potomac St. & Shenandoah St.
RAIL

Rockville station

37 mi away
251 Hungerford Drive at Park Rd.

Flight Path Map

This map shows the direct air route between Gaithersburg and Brunswick. Straight-line distance: 25.69 mi (41.35 km).

Gaithersburg

#1 Gaithersburg

The second most populous city in Montgomery County, Maryland.

Population67,741
Coordinates39.1434400, -77.2013700
Altitude153
CountryUnited States
Brunswick

#2 Brunswick

Town in Frederick County, Maryland, United States

Population6,652
Coordinates39.3142700, -77.6277700
Altitude90
CountryUnited States
Start: Gaithersburg (-77.20137, 39.14344)
End: Brunswick (-77.62777, 39.31427)

Estimated Travel Time

Distance: 58 km by road

SpeedTime
30 mph (48.3 km/h)01h 12m
40 mph (64.37 km/h)00h 54m
50 mph (80.47 km/h)00h 43m
60 mph (96.56 km/h)00h 36m
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
1.28 gal
4.83 L · about $5.23
Round trip
$10.46
2.56 gal · 9.66 L
Estimated CO2
11.4 kg one way
Round trip: 22.8 kg / 50 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $4.09 $5.23 $10.46
Mid-grade $4.60 $5.89 $11.77
Premium $4.95 $6.34 $12.68
Diesel $5.98 $7.65 $15.31

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 · May 12, 2026

There is no time difference between Gaithersburg and Brunswick. The current time is 18:44:27.

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.