How far is Mellwood, MD from Bethesda, MD?
The driving distance from Mellwood, MD to Bethesda, MD is about 29.6 miles (47.7 km), with a travel time of about 00h 44m by car.
- The straight-line flight distance is about 19 miles (30.5 km).
- For a round trip, plan for roughly 01h 28m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 7:00 AM to 7:00 PM EST.
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 44m.
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.
City in Prince George's County, Maryland, United States
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 Mellwood and Bethesda.
Turn-by-Turn Driving Directions
Step-by-step road directions between Mellwood and Bethesda.
-
1
Start on Marlboro Pike
25 m · 6 sec · Marlboro Pike
-
2
Turn right onto Woodyard Road
1383 ft · 25 sec · Woodyard Road
-
3
Turn straight onto Melwood Road
125 m · 10 sec · Melwood Road
-
4
Continue on Melwood Road
100 m · 17 sec · Melwood Road
-
5
Take the ramp right toward MD 4 North
1418 ft · 35 sec
-
6
Merge slight left onto Pennsylvania Avenue
2.5 mi · 3 min · Pennsylvania Avenue
-
7
Take the exit slight right toward I 95 North, I 495 North: Baltimore, College Park
2160 ft · 46 sec
-
8
Merge slight left onto Capital Beltway
14.9 mi · 20 min · Capital Beltway
-
9
Keep slight left to continue on Capital Beltway
7.4 mi · 9 min · Capital Beltway
-
10
Take the exit slight right toward MD 185: Kensington, Chevy Chase
2221 ft · 54 sec
-
11
Keep slight left to continue on MD 185 South: Connecticut Avenue South, Chevy Chase
75 m · 8 sec
-
12
Turn left onto Connecticut Avenue
2403 ft · 51 sec · Connecticut Avenue
-
13
Turn right onto Jones Bridge Road
1.1 mi · 3 min · Jones Bridge Road
-
14
Turn left onto Rockville Pike
676 ft · 26 sec · Rockville Pike
-
15
Continue on Wisconsin Avenue
1 km · 1 min · Wisconsin Avenue
-
16
Turn right onto Commerce Lane
104 m · 17 sec · Commerce Lane
-
17
Continue on Edgemoor Lane
1112 ft · 42 sec · Edgemoor Lane
-
18
Turn left onto Arlington Road
1403 ft · 56 sec · Arlington Road
-
19
Turn right onto Bethesda Avenue
156 m · 22 sec · Bethesda Avenue
-
20
Turn left
14 m · 3 sec
-
21
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Mellwood and Bethesda.
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
14.9 mi · 00h 20m
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.
Sunny leaving Mellwood and Sunny near Bethesda.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Mellwood to Bethesda?
The road trip is about 29.6 miles (47.7 km) and usually takes 00h 44m 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?
Greenbelt is a useful midpoint, sitting about 14.7 miles from Mellwood and 15 miles from Bethesda.
How much longer is the road route than the straight-line distance?
The direct path is about 19 miles (30.5 km), while the road route adds roughly 10.6 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 EST. If you want a more comfortable same-day return, try to leave by 7:02 PM EST.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $4.14 one way or $8.28 round trip. Estimated CO2 is about 9.3 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Mellwood and Sunny near Bethesda.
Stop Ideas Near Greenbelt
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 Greenbelt.
New Carrollton station
Washington Union Station
Rockville station
BWI Rail Station
Flight Path Map
This map shows the direct air route between Mellwood and Bethesda. Straight-line distance: 18.95 mi (30.49 km).
#1 Mellwood
Mellwood is a place in Maryland, United States.
| Population | 0 |
| Coordinates | 38.8103900, -76.8241400 |
| Altitude | 66 |
| Country | United States |
#2 Bethesda
A census-designated place (CDP) in Montgomery County, Maryland.
| Population | 62,448 |
| Coordinates | 38.9806700, -77.1002600 |
| Altitude | 97 |
| Country | United States |
End: (-77.100214, 38.980669)
Estimated Travel Time
Distance: 48 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 00h 59m |
| 40 mph (64.37 km/h) | 00h 44m |
| 50 mph (80.47 km/h) | 00h 35m |
| 60 mph (96.56 km/h) | 00h 29m |
| 70 mph (112.65 km/h) | 00h 25m |
| 80 mph (129 km/h) | 00h 22m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.94 | $4.14 | $8.28 |
| Mid-grade | $4.56 | $4.79 | $9.58 |
| Premium | $4.88 | $5.13 | $10.25 |
| Diesel | $6.29 | $6.61 | $13.22 |
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 07, 2026