How far is Riverdale Park, MD from Gaithersburg, MD?
The driving distance from Riverdale Park, MD to Gaithersburg, MD is about 31.1 miles (50 km), with a travel time of about 00h 37m by car.
- The straight-line flight distance is about 19.1 miles (30.7 km).
- For a round trip, plan for roughly 01h 15m 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 37m.
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.
Showers And Thunderstorms Likely
Rain Showers Likely
Driving Route Map
The map below follows the saved road route between Riverdale Park and Gaithersburg.
Turn-by-Turn Driving Directions
Step-by-step road directions between Riverdale Park and Gaithersburg.
-
1
Start on Ravenswood Road
72 m · 12 sec · Ravenswood Road
-
2
Turn right onto 49th Avenue
82 m · 14 sec · 49th Avenue
-
3
Turn right onto East-West Highway
1.6 km · 2 min · East-West Highway
-
4
Turn right onto Adelphi Road
3.7 mi · 8 min · Adelphi Road
-
5
Turn right onto New Hampshire Avenue
5.7 mi · 10 min · New Hampshire Avenue
-
6
Take the ramp left
1854 ft · 45 sec
-
7
Merge slight left onto Intercounty Connector
4.2 mi · 5 min · Intercounty Connector
-
8
Continue on Intercounty Connector
6.2 mi · 8 min · Intercounty Connector
-
9
Continue straight
2718 ft · 41 sec
-
10
Take the exit slight right toward MD 355: Rockville, Gaithersburg
1906 ft · 47 sec
-
11
Turn right onto Frederick Road
1160 ft · 27 sec · Frederick Road
-
12
Continue on South Frederick Avenue
1.6 mi · 3 min · South Frederick Avenue
-
13
Turn left
26 m · 6 sec
-
14
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Riverdale Park and Gaithersburg.
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.
Intercounty Connector
Continue on Intercounty Connector
6.23 mi · 00h 08m
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.
Showers And Thunderstorms Likely leaving Riverdale Park and Rain Showers Likely near Gaithersburg.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Riverdale Park to Gaithersburg?
The road trip is about 31.1 miles (50 km) and usually takes 00h 37m 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?
Colesville is a useful midpoint, sitting about 11.9 miles from Riverdale Park and 19.1 miles from Gaithersburg.
How much longer is the road route than the straight-line distance?
The direct path is about 19.1 miles (30.7 km), while the road route adds roughly 12 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 7:14 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $4.49 one way or $8.99 round trip. Estimated CO2 is about 9.8 kg one way.
What should you check before leaving?
Before you leave, expect Showers And Thunderstorms Likely around Riverdale Park and Rain Showers Likely near Gaithersburg.
Stop Ideas Near Colesville
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
United States Capitol
D C Government
The John Wilson Building
Town Hall Liquor And Bar
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Colesville.
Rockville station
New Carrollton station
Washington Union Station
BWI Rail Station
Flight Path Map
This map shows the direct air route between Riverdale Park and Gaithersburg. Straight-line distance: 19.08 mi (30.71 km).
#1 Riverdale Park
Town of the United States in Prince George's County, Maryland
| Population | 7,192 |
| Coordinates | 38.9634400, -76.9316400 |
| Altitude | 12 |
| Country | United States |
#2 Gaithersburg
The second most populous city in Montgomery County, Maryland.
| Population | 67,741 |
| Coordinates | 39.1434400, -77.2013700 |
| Altitude | 153 |
| Country | United States |
End: (-77.201269, 39.143361)
Estimated Travel Time
Distance: 50 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 02m |
| 40 mph (64.37 km/h) | 00h 46m |
| 50 mph (80.47 km/h) | 00h 37m |
| 60 mph (96.56 km/h) | 00h 31m |
| 70 mph (112.65 km/h) | 00h 26m |
| 80 mph (129 km/h) | 00h 23m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.09 | $4.49 | $8.99 |
| Mid-grade | $4.60 | $5.06 | $10.12 |
| Premium | $4.95 | $5.45 | $10.90 |
| Diesel | $5.98 | $6.58 | $13.16 |
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 19, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.