How far is Olney, MD from Fort Washington, MD?
The driving distance from Olney, MD to Fort Washington, MD is about 46.7 miles (75.2 km), with a travel time of about 01h 10m by car.
- The straight-line flight distance is about 30.9 miles (49.7 km).
- For a round trip, plan for roughly 02h 21m 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 10m.
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.
City in Prince George's County, Maryland, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Olney and Fort Washington.
Turn-by-Turn Driving Directions
Step-by-step road directions between Olney and Fort Washington.
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1
Start on Georgia Avenue
2.6 mi · 5 min · Georgia Avenue
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2
Turn slight left onto MD 200 Toll East
152 m · 21 sec
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3
Take the ramp slight left toward MD 200 Toll East
2116 ft · 52 sec
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4
Merge slight left onto Intercounty Connector
4.4 mi · 5 min · Intercounty Connector
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5
Take the exit slight right toward MD 650: Ashton, White Oak
1269 ft · 31 sec
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6
Keep slight right to continue on MD 650 South: White Oak
110 m · 9 sec
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7
Turn straight onto New Hampshire Avenue
5.1 mi · 9 min · New Hampshire Avenue
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8
Take the ramp slight right toward I 495 East: Baltimore, College Park
1019 ft · 25 sec
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9
Merge slight left onto Capital Beltway
24.3 mi · 32 min · Capital Beltway
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10
Keep slight right to continue on Capital Beltway (Local)
2894 ft · 45 sec · Capital Beltway (Local)
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11
Take the exit slight right toward MD 210: Indian Head, Forest Heights
125 m · 10 sec
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12
Continue on MD 210: Indian Head, Forest Heights
612 ft · 15 sec
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13
Keep slight left to continue on MD 210 South: Indian Head
136 m · 15 sec
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14
Turn left onto Indian Head Highway
6.5 mi · 10 min · Indian Head Highway
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15
Turn right onto Old Fort Road
1.4 mi · 3 min · Old Fort Road
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16
Turn left onto Washington Drive
1057 ft · 47 sec · Washington Drive
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17
Continue on Diggers Lane
1011 ft · 49 sec · Diggers Lane
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18
At the end of the road, turn left onto Reid Lane
96 m · 17 sec · Reid Lane
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19
Turn right onto Warburton Drive
748 ft · 33 sec · Warburton Drive
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20
Arrive at your destination
0 m · 1 sec · Warburton Drive
Car Route Details
A richer read on the saved driving route between Olney and Fort Washington.
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 left onto Capital Beltway
24.3 mi · 00h 32m
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.
Mostly Sunny leaving Olney and Mostly Sunny near Fort Washington.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Olney to Fort Washington?
The road trip is about 46.7 miles (75.2 km) and usually takes 01h 10m 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?
Glenarden is a useful midpoint, sitting about 23.4 miles from Olney and 23.4 miles from Fort Washington.
How much longer is the road route than the straight-line distance?
The direct path is about 30.9 miles (49.7 km), while the road route adds roughly 15.8 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 4:08 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $6.74 one way or $13.48 round trip. Estimated CO2 is about 14.7 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Olney and Mostly Sunny near Fort Washington.
Stop Ideas Near Glenarden
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 Glenarden.
New Carrollton station
Washington Union Station
Union Station
Rockville station
Flight Path Map
This map shows the direct air route between Olney and Fort Washington. Straight-line distance: 30.89 mi (49.72 km).
#1 Olney
Unincorporated area of Montgomery County, Maryland, United States of America
| Population | 33,844 |
| Coordinates | 39.1531600, -77.0669200 |
| Altitude | 165 |
| 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: Fort Washington (-77.02303, 38.70734)
Estimated Travel Time
Distance: 75 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 33m |
| 40 mph (64.37 km/h) | 01h 10m |
| 50 mph (80.47 km/h) | 00h 56m |
| 60 mph (96.56 km/h) | 00h 46m |
| 70 mph (112.65 km/h) | 00h 40m |
| 80 mph (129 km/h) | 00h 34m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.09 | $6.74 | $13.48 |
| Mid-grade | $4.60 | $7.59 | $15.18 |
| Premium | $4.95 | $8.17 | $16.35 |
| Diesel | $5.98 | $9.87 | $19.73 |
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
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.