How far is North Bethesda, MD from Adelphi, MD?
The driving distance from North Bethesda, MD to Adelphi, MD is about 11.2 miles (18.1 km), with a travel time of about 00h 18m by car.
- The straight-line flight distance is about 8.4 miles (13.5 km).
- For a round trip, plan for roughly 00h 37m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 7:00 AM to 7:00 PM EDT.
Reverse, save, or send this route
This is an easy same-day return drive. Copy the route link, send it to another device, or print a clean version before you head out.
This is an easy same-day return drive.
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 18m.
This is a short drive, so your comfort window is wide. Traffic and current weather matter more than the clock.
This departure sits inside the recommended comfort window for the route.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
Unincorporated area in Montgomery County, Maryland, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Widespread Frost then Sunny
Driving Route Map
The map below follows the saved road route between North Bethesda and Adelphi.
Turn-by-Turn Driving Directions
Step-by-step road directions between North Bethesda and Adelphi.
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1
Start on Tudor Lane
45 m · 9 sec · Tudor Lane
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2
At the end of the road, turn left onto Tudor Lane
103 m · 21 sec · Tudor Lane
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3
Turn left onto Commonwealth Drive
106 m · 17 sec · Commonwealth Drive
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4
Turn right onto Nicholson Lane
1767 ft · 59 sec · Nicholson Lane
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5
Turn right onto Rockville Pike
1.8 mi · 4 min · Rockville Pike
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6
Take the ramp slight left toward I 495 East: Baltimore, Silver Spring
1690 ft · 36 sec
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7
Merge slight right onto Capital Beltway
7.1 mi · 9 min · Capital Beltway
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8
Take the exit slight right toward MD 650 South: New Hampshire Avenue South, Takoma Park
1571 ft · 41 sec
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9
Turn straight onto New Hampshire Avenue
2137 ft · 56 sec · New Hampshire Avenue
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10
Turn left onto Adelphi Road
3045 ft · 1 min · Adelphi Road
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11
Turn right onto Edwards Way
745 ft · 20 sec · Edwards Way
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12
Turn right onto Riggs Road
596 ft · 14 sec · Riggs Road
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13
Arrive at your destination
0 m · 1 sec · Riggs Road
Car Route Details
A richer read on the saved driving route between North Bethesda and Adelphi.
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
7.08 mi · 00h 09m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A short regional drive
This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.
Widespread Frost then Sunny leaving North Bethesda and Sunny near Adelphi.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from North Bethesda to Adelphi?
The road trip is about 11.2 miles (18.1 km) and usually takes 00h 18m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.
What is the halfway point on this route?
Forest Glen is a useful midpoint, sitting about 5.6 miles from North Bethesda and 5.6 miles from Adelphi.
How much longer is the road route than the straight-line distance?
The direct path is about 8.4 miles (13.5 km), while the road route adds roughly 2.8 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 7:00 AM to 7:00 PM EDT. If you want a more comfortable same-day return, try to leave by 7:52 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $1.63 one way or $3.27 round trip. Estimated CO2 is about 3.6 kg one way.
What should you check before leaving?
Before you leave, expect Widespread Frost then Sunny around North Bethesda and Sunny near Adelphi.
Stop Ideas Near Forest Glen
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 Forest Glen.
Rockville station
Washington Union Station
New Carrollton station
Union Station
Flight Path Map
This map shows the direct air route between North Bethesda and Adelphi. Straight-line distance: 8.39 mi (13.5 km).
#1 North Bethesda
A census-designated place in Montgomery County, Maryland.
| Population | 43,828 |
| Coordinates | 39.0445500, -77.1188700 |
| Altitude | 120 |
| Country | United States |
#2 Adelphi
Census designated place in Prince George's County, Maryland, United States
| Population | 15,086 |
| Coordinates | 39.0031700, -76.9719200 |
| Altitude | 52 |
| Country | United States |
End: Adelphi (-76.97192, 39.00317)
Estimated Travel Time
Distance: 18 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 00h 22m |
| 40 mph (64.37 km/h) | 00h 16m |
| 50 mph (80.47 km/h) | 00h 13m |
| 60 mph (96.56 km/h) | 00h 11m |
| 70 mph (112.65 km/h) | 00h 09m |
| 80 mph (129 km/h) | 00h 08m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.09 | $1.63 | $3.27 |
| Mid-grade | $4.60 | $1.84 | $3.68 |
| Premium | $4.95 | $1.98 | $3.96 |
| Diesel | $5.98 | $2.39 | $4.78 |
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 21, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.