How far is Thurmont, MD from Fort Washington, MD?
The driving distance from Thurmont, MD to Fort Washington, MD is about 86.1 miles (138.5 km), with a travel time of about 01h 32m by car.
- The straight-line flight distance is about 66.6 miles (107.2 km).
- For a round trip, plan for roughly 03h 04m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM EDT.
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 01h 32m.
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.
The most populous city in Montgomery County, Maryland.
Route Weather Snapshot
Check the forecast at both ends before you head out.
Sunny
Driving Route Map
The map below follows the saved road route between Thurmont and Fort Washington.
Turn-by-Turn Driving Directions
Step-by-step road directions between Thurmont and Fort Washington.
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1
Start on East Main Street
62 m · 12 sec · East Main Street
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2
Turn left onto Water Street
677 ft · 24 sec · Water Street
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3
Turn right onto Frederick Road
1.1 km · 1 min · Frederick Road
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4
Turn right onto Tippin Drive
540 ft · 21 sec · Tippin Drive
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5
Take the ramp left toward US 15 South
1478 ft · 36 sec
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6
Merge slight left onto Catoctin Mountain Highway
12.5 mi · 17 min · Catoctin Mountain Highway
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7
Continue on Frederick Freeway
4 mi · 5 min · Frederick Freeway
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8
Continue on Eisenhower Memorial Highway
22.9 mi · 29 min · Eisenhower Memorial Highway
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9
Keep slight left
6.6 mi · 9 min
-
10
Keep slight right to continue on I 270 Spur: Washington, Northern Virginia
2 mi · 3 min
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11
Merge slight right onto Capital Beltway
1.4 mi · 2 min · Capital Beltway
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12
Keep slight left to continue on Capital Beltway
2.7 mi · 3 min · Capital Beltway
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13
Keep slight right to continue on Capital Beltway
18.5 mi · 23 min · Capital Beltway
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14
Keep slight right to continue on Capital Beltway (Local)
4.3 mi · 6 min · Capital Beltway (Local)
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15
Take the exit slight right toward MD 210 South: Indian Head
783 ft · 19 sec
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16
Continue on MD 210 South: Indian Head
1.1 mi · 2 min
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17
Keep slight left to continue on MD 210 South
1391 ft · 34 sec
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18
Merge slight left onto Indian Head Highway
5.7 mi · 9 min · Indian Head Highway
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19
Turn right onto Old Fort Road
1.4 mi · 3 min · Old Fort Road
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20
Turn left onto Washington Drive
1057 ft · 47 sec · Washington Drive
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21
Continue on Diggers Lane
1011 ft · 49 sec · Diggers Lane
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22
At the end of the road, turn left onto Reid Lane
96 m · 17 sec · Reid Lane
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23
Turn right onto Warburton Drive
748 ft · 33 sec · Warburton Drive
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24
Arrive at your destination
0 m · 1 sec · Warburton Drive
Car Route Details
A richer read on the saved driving route between Thurmont and Fort Washington.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
Eisenhower Memorial Highway
Continue on Eisenhower Memorial Highway
22.9 mi · 00h 29m
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.
Sunny leaving Thurmont and Sunny near Fort Washington.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Thurmont to Fort Washington?
The road trip is about 86.1 miles (138.5 km) and usually takes 01h 32m 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?
Rockville is a useful midpoint, sitting about 42.8 miles from Thurmont and 43.3 miles from Fort Washington.
How much longer is the road route than the straight-line distance?
The direct path is about 66.6 miles (107.2 km), while the road route adds roughly 19.5 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 3:26 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $12.42 one way or $24.84 round trip. Estimated CO2 is about 27 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Thurmont and Sunny near Fort Washington.
Stop Ideas Near Rockville
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Griffith Park at City Hall
Gaithersburg City Hall
Falls Church City Hall
Herndon Old Town Hall
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Rockville.
Rockville station
Washington Union Station
New Carrollton station
Union Station
Flight Path Map
This map shows the direct air route between Thurmont and Fort Washington. Straight-line distance: 66.64 mi (107.24 km).
#1 Thurmont
Town in Frederick County, Maryland, United States
| Population | 7,070 |
| Coordinates | 39.6237100, -77.4108200 |
| Altitude | 158 |
| Country | United States |
#2 Fort Washington
Unincorporated community in Prince George's County, Maryland, United States
| Population | 24,183 |
| Coordinates | 38.7073400, -77.0230300 |
| Altitude | 32 |
| Country | United States |
End: Warburton Drive (-77.022819, 38.707437)
Estimated Travel Time
Distance: 139 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 02h 52m |
| 40 mph (64.37 km/h) | 02h 09m |
| 50 mph (80.47 km/h) | 01h 43m |
| 60 mph (96.56 km/h) | 01h 26m |
| 70 mph (112.65 km/h) | 01h 13m |
| 80 mph (129 km/h) | 01h 04m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.09 | $12.42 | $24.84 |
| Mid-grade | $4.60 | $13.98 | $27.96 |
| Premium | $4.95 | $15.06 | $30.12 |
| Diesel | $5.98 | $18.18 | $36.36 |
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
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.