How far is Rockville, MD from Rosaryville, MD?

The driving distance from Rockville, MD to Rosaryville, MD is about 40 miles (64.3 km), with a travel time of about 00h 58m by car.

  • The straight-line flight distance is about 29.2 miles (47 km).
  • For a round trip, plan for roughly 01h 56m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 8:00 AM to 10:00 AM EDT.
Trip Tools

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.

Reverse Route
Quick Snapshot
Road
39.97 mi
00h 58m
Flight
29.17 mi
46.95 km direct

This route works well as a day trip with time at the destination.

Learn Distance

Choose another destination from Rockville.

Flight Distance

Direct air line
29.17 mi
Kilometers
46.95 km
Flight Time
00h 03m

Driving Distance

Road route
39.97 mi
Kilometers
64.32 km
Drive Time
00h 58m

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 58m.

Arrival Snapshot
Arrive in Rosaryville
Sun, Apr 19, 8:00 AM EDT
Return by in Rockville
Sun, Apr 19, 8:59 AM EDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Rockville
2026-04-19T07:02
Arrive Rosaryville
Sun, Apr 19, 8:00 AM EDT
Route Timing
00h 58m
One way by road
Best Departure Window
8:00 AM to 10:00 AM EDT
Aim for a morning departure
Arrive between
8:58 AM to 10:58 AM EDT

A morning start gives you useful time at the destination and keeps the return out of the late evening.

Leave by
4:34 PM EDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in Rockville
9:30 PM EDT
Morning start is best

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.

Mid-route stop
Greenbelt
MD

City in Prince George's County, Maryland, United States

From Rockville
20 mi
00h 29m
To Rosaryville
20 mi
00h 29m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
61°F
Sunday

Rain Showers

Starts
Sun, Apr 19 6:00 AM EDT
Wind
13 to 18 mph NW
Destination
64°F
Sunday

Showers And Thunderstorms

Starts
Sun, Apr 19 6:00 AM EDT
Wind
9 to 15 mph W

Driving Route Map

The map below follows the saved road route between Rockville and Rosaryville.

Turn-by-Turn Driving Directions

Step-by-step road directions between Rockville and Rosaryville.

  1. 1

    Start on South Washington Street

    19 m · 9 sec · South Washington Street

  2. 2

    Turn left onto West Montgomery Avenue

    1144 ft · 34 sec · West Montgomery Avenue

  3. 3

    Continue on Great Falls Road

    1 km · 2 min · Great Falls Road

  4. 4

    Turn right onto Falls Road

    132 m · 17 sec · Falls Road

  5. 5

    Continue on Falls Road

    144 m · 18 sec · Falls Road

  6. 6

    Take the ramp slight left toward I 270 South

    1769 ft · 51 sec

  7. 7

    Merge slight left

    2.6 mi · 3 min

  8. 8

    Keep slight left to continue on I 270 South: Silver Spring, College Park

    2.8 mi · 4 min

  9. 9

    Merge slight right onto Capital Beltway

    24.7 mi · 33 min · Capital Beltway

  10. 10

    Take the exit slight right toward MD 4 South/East: Pennsylvania Avenue, Upper Marlboro

    1806 ft · 44 sec

  11. 11

    Merge slight left onto Pennsylvania Avenue

    2.9 mi · 4 min · Pennsylvania Avenue

  12. 12

    Take the exit slight right toward MD 223: Woodyard Road, Westphalia, Clinton

    889 ft · 29 sec

  13. 13

    Turn right onto Woodyard Road

    2.3 mi · 4 min · Woodyard Road

  14. 14

    Continue on Rosaryville Road

    2.7 mi · 5 min · Rosaryville Road

  15. 15

    Turn left onto Crain Highway

    63 m · 11 sec · Crain Highway

  16. 16

    Arrive at your destination

    0 m · 1 sec · Crain Highway

Car Route Details

A richer read on the saved driving route between Rockville and Rosaryville.

OSRM road route
Drive Character

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.

Directions
16 steps
4 turns on the saved route
Ramps & Exits
6
3 merges, 3 ramps or exits
Navigation Density
40 / 100 mi
Decision points by distance
Main Roads
Capital Beltway
24.7 mi · 62%
I 270 South
5.65 mi · 14%
Pennsylvania Avenue
2.95 mi · 7%
Rosaryville Road
2.73 mi · 7%
Woodyard Road
2.32 mi · 6%
Great Falls Road
0.65 mi · 2%
Longest Stretch

Capital Beltway

Merge slight right onto Capital Beltway

24.7 mi · 00h 33m

Route Summary

A quick read on whether this route feels easy, ambitious, or worth planning around.

Trip Read

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.

Drive Time
00h 58m
Day trip friendly
Same-Day Return
01h 56m
Round-trip wheel time
Road vs Air
+10.8 mi
29.2 mi direct line
Halfway Stop
Greenbelt
00h 29m from Rockville
Leave By
4:34 PM EDT
Morning start is best
Weather Watch

Rain Showers leaving Rockville and Showers And Thunderstorms near Rosaryville.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Rockville to Rosaryville?

The road trip is about 40 miles (64.3 km) and usually takes 00h 58m 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?

Greenbelt is a useful midpoint, sitting about 20 miles from Rockville and 20 miles from Rosaryville.

How much longer is the road route than the straight-line distance?

The direct path is about 29.2 miles (47 km), while the road route adds roughly 10.8 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 4:34 PM EDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $5.76 one way or $11.52 round trip. Estimated CO2 is about 12.5 kg one way.

What should you check before leaving?

Before you leave, expect Rain Showers around Rockville and Showers And Thunderstorms near Rosaryville.

Stop Ideas Near Greenbelt

Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.

Mid-route Guidance
These suggestions come from reviewed places and nearby services around Greenbelt and the surrounding midpoint area.
United States Capitol
Scenic stop 9.7 mi away

United States Capitol

Washington , DC
First St SE, Washington, DC 20004, United States
Rating 4.6/5 4,243 reviews Tourist attraction,Historical place,Historical landmark,Landmark,Federal government office
Stop photo coming soon
Practical stop 8.6 mi away

D C Government

Washington , DC
77 P St NE, Washington, DC 20002
Rating 5.0/5 2 reviews City government office,Telephone answering service
THEARC: Town Hall Education Arts Recreation Campus
Meeting point 11.3 mi away

THEARC: Town Hall Education Arts Recreation Campus

Washington , DC
1901 Mississippi Ave SE, Washington, DC 20020
Rating 4.7/5 64 reviews Recreation center,City Hall
Town Hall Liquor And Bar
Nearby stop 2.5 mi away

Town Hall Liquor And Bar

College Park , MD
8135 Baltimore Ave, College Park, MD 20740
Rating 4.3/5 319 reviews Liquor store,Bar

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to Greenbelt.

RAIL

New Carrollton station

6 mi away
4300 Garden City Drive
RAIL

Washington Union Station

16 mi away
50 Massachusetts Ave NE
RAIL

Rockville station

25 mi away
251 Hungerford Drive at Park Rd.
RAIL

BWI Rail Station

26 mi away
7 Amtrak Way

Flight Path Map

This map shows the direct air route between Rockville and Rosaryville. Straight-line distance: 29.17 mi (46.95 km).

Rockville

#1 Rockville

The most populous city in Montgomery County, Maryland.

Population69,512
Coordinates39.0840000, -77.1527600
Altitude137
CountryUnited States
Rosaryville

#2 Rosaryville

Census designated place in Maryland, United States

Population10,697
Coordinates38.7567800, -76.8096900
Altitude68
CountryUnited States
Start: Rockville (-77.15276, 39.084)
End: Rosaryville (-76.80969, 38.75678)

Estimated Travel Time

Distance: 64 km by road

SpeedTime
30 mph (48.3 km/h)01h 19m
40 mph (64.37 km/h)00h 59m
50 mph (80.47 km/h)00h 47m
60 mph (96.56 km/h)00h 39m
70 mph (112.65 km/h)00h 34m
80 mph (129 km/h)00h 29m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
1.41 gal
5.34 L · about $5.76
Round trip
$11.52
2.82 gal · 10.68 L
Estimated CO2
12.5 kg one way
Round trip: 25.1 kg / 55 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $4.09 $5.76 $11.52
Mid-grade $4.60 $6.48 $12.97
Premium $4.95 $6.99 $13.97
Diesel $5.98 $8.43 $16.86

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

There is no time difference between Rockville and Rosaryville. The current time is 07:02:24.

Distance to Other Cities

Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.

How did we calculate? Place names are translated into coordinates. The Haversine formula calculates straight-line distance; driving distance uses road network data.