How far is Smithsburg, MD from Catonsville, MD?
The driving distance from Smithsburg, MD to Catonsville, MD is about 66.4 miles (106.8 km), with a travel time of about 01h 18m by car.
- The straight-line flight distance is about 52.1 miles (83.8 km).
- For a round trip, plan for roughly 02h 36m 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 01h 18m.
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.
Town in Frederick County, Maryland, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Rain Showers Likely
Rain Showers
Driving Route Map
The map below follows the saved road route between Smithsburg and Catonsville.
Turn-by-Turn Driving Directions
Step-by-step road directions between Smithsburg and Catonsville.
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1
Start on East Water Street
1 km · 1 min · East Water Street
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2
Continue on Mapleville Road
4.1 mi · 7 min · Mapleville Road
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3
Enter the roundabout and take exit 2 toward Mapleville Road
47 m · 3 sec · Mapleville Road
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4
Exit the roundabout onto Mapleville Road
1.5 mi · 3 min · Mapleville Road
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5
Turn left
1208 ft · 29 sec
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6
Merge slight left onto Dwight D Eisenhower Highway
41 mi · 44 min · Dwight D Eisenhower Highway
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7
Continue straight
6.5 mi · 7 min
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8
Keep slight left to continue on Baltimore
9.1 mi · 10 min
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9
Take the exit slight right toward I 695 North, I 695 South: New York, Towson, Baltimore, Glen Burnie
1056 ft · 16 sec
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10
Keep slight right to continue on I 695 South: Baltimore, Glen Burnie
2879 ft · 1 min
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11
Merge slight left onto Baltimore Beltway
1.9 mi · 3 min · Baltimore Beltway
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12
Take the exit slight right toward MD 144: Catonsville
1328 ft · 36 sec
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13
Turn right onto Frederick Road
2086 ft · 1 min · Frederick Road
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14
Turn right
11 m · 3 sec
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15
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Smithsburg and Catonsville.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
Dwight D Eisenhower Highway
Merge slight left onto Dwight D Eisenhower Highway
41 mi · 00h 44m
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.
Rain Showers Likely leaving Smithsburg and Rain Showers near Catonsville.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Smithsburg to Catonsville?
The road trip is about 66.4 miles (106.8 km) and usually takes 01h 18m 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?
New Market is a useful midpoint, sitting about 33.2 miles from Smithsburg and 33.2 miles from Catonsville.
How much longer is the road route than the straight-line distance?
The direct path is about 52.1 miles (83.8 km), while the road route adds roughly 14.3 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 3:54 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $9.56 one way or $19.12 round trip. Estimated CO2 is about 20.8 kg one way.
What should you check before leaving?
Before you leave, expect Rain Showers Likely around Smithsburg and Rain Showers near Catonsville.
Stop Ideas Near New Market
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 New Market.
Frederick Airport, MD
Frederick, MD
Rockville station
Harpers Ferry
Flight Path Map
This map shows the direct air route between Smithsburg and Catonsville. Straight-line distance: 52.07 mi (83.8 km).
#1 Smithsburg
Town of the United States
| Population | 2,969 |
| Coordinates | 39.6548200, -77.5727700 |
| Altitude | 235 |
| Country | United States |
#2 Catonsville
A city in Baltimore County, Maryland.
| Population | 41,567 |
| Coordinates | 39.2720500, -76.7319200 |
| Altitude | 146 |
| Country | United States |
End: Catonsville (-76.73192, 39.27205)
Estimated Travel Time
Distance: 107 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 02h 12m |
| 40 mph (64.37 km/h) | 01h 39m |
| 50 mph (80.47 km/h) | 01h 19m |
| 60 mph (96.56 km/h) | 01h 06m |
| 70 mph (112.65 km/h) | 00h 56m |
| 80 mph (129 km/h) | 00h 49m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.09 | $9.56 | $19.12 |
| Mid-grade | $4.60 | $10.76 | $21.52 |
| Premium | $4.95 | $11.59 | $23.18 |
| Diesel | $5.98 | $13.99 | $27.99 |
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.