How far is Rockville, MD from Delmar, MD?
The driving distance from Rockville, MD to Delmar, MD is about 123 miles (197.9 km), with a travel time of about 02h 49m by car.
- The straight-line flight distance is about 95.3 miles (153.4 km).
- For a round trip, plan for roughly 05h 38m 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 02h 49m.
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.
Census designated place
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 Rockville and Delmar.
Turn-by-Turn Driving Directions
Step-by-step road directions between Rockville and Delmar.
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1
Start on South Washington Street
19 m · 9 sec · South Washington Street
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2
Turn left onto West Montgomery Avenue
1144 ft · 34 sec · West Montgomery Avenue
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3
Continue on Great Falls Road
1 km · 2 min · Great Falls Road
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4
Turn right onto Falls Road
132 m · 17 sec · Falls Road
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5
Continue on Falls Road
144 m · 18 sec · Falls Road
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6
Take the ramp slight left toward I 270 South
1769 ft · 51 sec
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7
Merge slight left
2.6 mi · 3 min
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8
Keep slight left to continue on I 270 South: Silver Spring, College Park
2.8 mi · 4 min
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9
Merge slight right onto Capital Beltway
16.3 mi · 21 min · Capital Beltway
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10
Take the exit slight right toward US 50 East: Annapolis
1 mi · 2 min
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11
Merge slight left onto John Hanson Highway
18.7 mi · 22 min · John Hanson Highway
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12
Continue on Blue Star Memorial Highway
21.6 mi · 30 min · Blue Star Memorial Highway
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13
Keep slight right to continue on US 50 East: Ocean City, Rehoboth
6.9 mi · 10 min
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14
Turn left onto Queen Anne Highway
6.2 mi · 9 min · Queen Anne Highway
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15
Continue on Shore Highway
5.3 mi · 7 min · Shore Highway
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16
Take the exit slight right
1.4 mi · 2 min
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17
Turn slight right onto Franklin Street
2205 ft · 51 sec · Franklin Street
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18
Turn right onto South 5th Avenue
1.1 km · 2 min · South 5th Avenue
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19
Turn left onto Legion Road
86 m · 8 sec · Legion Road
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20
Turn right onto Shore Highway
8.1 mi · 11 min · Shore Highway
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21
Continue on Seashore Highway
7.5 mi · 9 min · Seashore Highway
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22
At the end of the road, turn left onto Market Street
2366 ft · 46 sec · Market Street
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23
At the end of the road, turn right onto South Main Street
1.6 mi · 2 min · South Main Street
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24
Turn right onto Sussex Highway
18.9 mi · 26 min · Sussex Highway
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25
Turn right onto East State Street
1.1 mi · 3 min · East State Street
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26
Arrive at your destination
0 m · 1 sec · East State Street
Car Route Details
A richer read on the saved driving route between Rockville and Delmar.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
Blue Star Memorial Highway
Continue on Blue Star Memorial Highway
21.6 mi · 00h 30m
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.
Sunny leaving Rockville and Sunny near Delmar.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Rockville to Delmar?
The road trip is about 123 miles (197.9 km) and usually takes 02h 49m 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?
Grasonville is a useful midpoint, sitting about 61.5 miles from Rockville and 61.5 miles from Delmar.
How much longer is the road route than the straight-line distance?
The direct path is about 95.3 miles (153.4 km), while the road route adds roughly 27.7 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 12:52 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $17.73 one way or $35.47 round trip. Estimated CO2 is about 38.6 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Rockville and Sunny near Delmar.
Stop Ideas Near Grasonville
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Grasonville.
Kent Island, MD
Easton Airport, Maryland
Cambridge, Maryland
BWI Rail Station
Flight Path Map
This map shows the direct air route between Rockville and Delmar. Straight-line distance: 95.31 mi (153.39 km).
#1 Rockville
The most populous city in Montgomery County, Maryland.
| Population | 69,512 |
| Coordinates | 39.0840000, -77.1527600 |
| Altitude | 137 |
| Country | United States |
#2 Delmar
Town in Wicomico County, Maryland, United States
| Population | 3,596 |
| Coordinates | 38.4559496, -75.5774249 |
| Altitude | 15 |
| Country | United States |
End: Delmar (-75.577425, 38.45595)
Estimated Travel Time
Distance: 198 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 04h 05m |
| 40 mph (64.37 km/h) | 03h 04m |
| 50 mph (80.47 km/h) | 02h 27m |
| 60 mph (96.56 km/h) | 02h 02m |
| 70 mph (112.65 km/h) | 01h 45m |
| 80 mph (129 km/h) | 01h 32m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.09 | $17.73 | $35.47 |
| Mid-grade | $4.60 | $19.96 | $39.92 |
| Premium | $4.95 | $21.50 | $43.00 |
| Diesel | $5.98 | $25.95 | $51.91 |
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 · May 04, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.