How far is Gaithersburg, MD from Brock Hall, MD?
The driving distance from Gaithersburg, MD to Brock Hall, MD is about 38.8 miles (62.5 km), with a travel time of about 00h 56m by car.
- The straight-line flight distance is about 31.1 miles (50.1 km).
- For a round trip, plan for roughly 01h 53m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM EST.
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.
This route works well as a day trip with time at the destination.
Flight Distance
Driving Distance
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 56m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
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.
Census-designated place Maryland, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Patchy Frost then Sunny
Sunny
Driving Route Map
The map below follows the saved road route between Gaithersburg and Brock Hall.
Turn-by-Turn Driving Directions
Step-by-step road directions between Gaithersburg and Brock Hall.
-
1
Start on the route
26 m · 12 sec
-
2
Turn left onto North Frederick Avenue
77 m · 12 sec · North Frederick Avenue
-
3
Turn left onto Chestnut Street
1664 ft · 50 sec · Chestnut Street
-
4
Turn right onto West Diamond Avenue
2663 ft · 1 min · West Diamond Avenue
-
5
Take the ramp left toward I 270 South: Washington
1531 ft · 39 sec
-
6
Merge slight left onto Eisenhower Memorial Highway
1.4 mi · 2 min · Eisenhower Memorial Highway
-
7
Keep slight left
6.6 mi · 9 min
-
8
Keep slight left to continue on I 270 South: Silver Spring, College Park
2.8 mi · 4 min
-
9
Merge slight right onto Capital Beltway
18.4 mi · 24 min · Capital Beltway
-
10
Take the exit slight right
1646 ft · 40 sec
-
11
Keep slight left
1348 ft · 33 sec
-
12
Keep slight right to continue on MD 202 South: Upper Marlboro
1203 ft · 41 sec
-
13
Turn straight onto Landover Road
1.9 mi · 3 min · Landover Road
-
14
Continue on Largo Road
5.4 mi · 9 min · Largo Road
-
15
Turn left onto Brock Drive
1142 ft · 52 sec · Brock Drive
-
16
Turn right onto Willoughby Road
541 ft · 29 sec · Willoughby Road
-
17
Turn left onto Thorpe Lane
84 m · 12 sec · Thorpe Lane
-
18
Arrive at your destination
0 m · 1 sec · Thorpe Lane
Car Route Details
A richer read on the saved driving route between Gaithersburg and Brock Hall.
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.
Capital Beltway
Merge slight right onto Capital Beltway
18.4 mi · 00h 24m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
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.
Patchy Frost then Sunny leaving Gaithersburg and Sunny near Brock Hall.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Gaithersburg to Brock Hall?
The road trip is about 38.8 miles (62.5 km) and usually takes 00h 56m 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 19.4 miles from Gaithersburg and 19.4 miles from Brock Hall.
How much longer is the road route than the straight-line distance?
The direct path is about 31.1 miles (50.1 km), while the road route adds roughly 7.7 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 EST. If you want a more comfortable same-day return, try to leave by 4:36 PM EST.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $5.36 one way or $10.73 round trip. Estimated CO2 is about 12.2 kg one way.
What should you check before leaving?
Before you leave, expect Patchy Frost then Sunny around Gaithersburg and Sunny near Brock Hall.
Stop Ideas Near Hillandale
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
United States Capitol
D C Government
THEARC: Town Hall Education Arts Recreation Campus
Town Hall Liquor And Bar
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Hillandale.
New Carrollton station
Washington Union Station
Rockville station
Union Station
Flight Path Map
This map shows the direct air route between Gaithersburg and Brock Hall. Straight-line distance: 31.14 mi (50.12 km).
#1 Gaithersburg
The second most populous city in Montgomery County, Maryland.
| Population | 67,741 |
| Coordinates | 39.1434400, -77.2013700 |
| Altitude | 153 |
| Country | United States |
#2 Brock Hall
Brock Hall is a place in Maryland, United States.
| Population | 0 |
| Coordinates | 38.8501100, -76.7610800 |
| Altitude | 35 |
| Country | United States |
End: Brock Hall (-76.76108, 38.85011)
Estimated Travel Time
Distance: 62 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 17m |
| 40 mph (64.37 km/h) | 00h 58m |
| 50 mph (80.47 km/h) | 00h 46m |
| 60 mph (96.56 km/h) | 00h 38m |
| 70 mph (112.65 km/h) | 00h 33m |
| 80 mph (129 km/h) | 00h 29m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.92 | $5.36 | $10.73 |
| Mid-grade | $4.53 | $6.20 | $12.40 |
| Premium | $4.87 | $6.67 | $13.34 |
| Diesel | $6.27 | $8.59 | $17.18 |
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 · Nov 10, 2026