How far is Catonsville, MD from Boonsboro, MD?
The driving distance from Catonsville, MD to Boonsboro, MD is about 62.5 miles (100.6 km), with a travel time of about 01h 30m by car.
- The straight-line flight distance is about 51.8 miles (83.3 km).
- For a round trip, plan for roughly 03h 01m 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 30m.
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 Montana, USA
Route Weather Snapshot
Check the forecast at both ends before you head out.
Partly Cloudy
Sunny
Driving Route Map
The map below follows the saved road route between Catonsville and Boonsboro.
Turn-by-Turn Driving Directions
Step-by-step road directions between Catonsville and Boonsboro.
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1
Start on the route
11 m · 8 sec
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2
Turn left onto Frederick Road
2086 ft · 1 min · Frederick Road
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3
Take the ramp right toward I 695 South: Glen Burnie
1382 ft · 34 sec
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4
Merge slight left onto Baltimore Beltway
8.4 mi · 11 min · Baltimore Beltway
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5
Take the exit slight right toward MD 10 South: Severna Park
3143 ft · 1 min
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6
Continue on Arundel Expressway
5.9 mi · 8 min · Arundel Expressway
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7
Keep slight right to continue on Arundel Expressway
1.2 km · 1 min · Arundel Expressway
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8
Turn left onto Ritchie Highway
2.4 mi · 3 min · Ritchie Highway
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9
Continue on Governor Ritchie Highway
6.1 mi · 9 min · Governor Ritchie Highway
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10
Take the exit slight left toward US 50 East, US 301 North: Bay Bridge
919 ft · 23 sec
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11
Merge slight left onto Blue Star Memorial Highway
19.1 mi · 27 min · Blue Star Memorial Highway
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12
Keep slight right to continue on US 50 East: Ocean City, Rehoboth
6.9 mi · 10 min
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13
Turn left onto Queen Anne Highway
6.2 mi · 9 min · Queen Anne Highway
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14
Continue on Shore Highway
1.2 km · 1 min · Shore Highway
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15
Turn left onto Ridgely Road
2.9 mi · 5 min · Ridgely Road
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16
Continue on 6th Street
1.5 km · 2 min · 6th Street
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17
Continue on Ridgely Road
1.4 km · 2 min · Ridgely Road
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18
Arrive at your destination
0 m · 1 sec · Ridgely Road
Car Route Details
A richer read on the saved driving route between Catonsville and Boonsboro.
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
Merge slight left onto Blue Star Memorial Highway
19.1 mi · 00h 27m
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.
Partly Cloudy leaving Catonsville and Sunny near Boonsboro.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Catonsville to Boonsboro?
The road trip is about 62.5 miles (100.6 km) and usually takes 01h 30m 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?
Stevensville is a useful midpoint, sitting about 31.3 miles from Catonsville and 31.3 miles from Boonsboro.
How much longer is the road route than the straight-line distance?
The direct path is about 51.8 miles (83.3 km), while the road route adds roughly 10.7 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 3:28 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $9.03 one way or $18.06 round trip. Estimated CO2 is about 19.6 kg one way.
What should you check before leaving?
Before you leave, expect Partly Cloudy around Catonsville and Sunny near Boonsboro.
Stop Ideas Near Stevensville
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 Stevensville.
Kent Island, MD
Easton Airport, Maryland
BWI Rail Station
Pennsylvania Station
Flight Path Map
This map shows the direct air route between Catonsville and Boonsboro. Straight-line distance: 51.77 mi (83.32 km).
#1 Catonsville
A city in Baltimore County, Maryland.
| Population | 41,567 |
| Coordinates | 39.2720500, -76.7319200 |
| Altitude | 146 |
| Country | United States |
#2 Boonsboro
Town in Washington County, Maryland, United States
| Population | 3,655 |
| Coordinates | 38.9501100, -75.8599400 |
| Altitude | 18 |
| Country | United States |
End: Boonsboro (-75.85994, 38.95011)
Estimated Travel Time
Distance: 101 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 02h 04m |
| 40 mph (64.37 km/h) | 01h 33m |
| 50 mph (80.47 km/h) | 01h 15m |
| 60 mph (96.56 km/h) | 01h 02m |
| 70 mph (112.65 km/h) | 00h 53m |
| 80 mph (129 km/h) | 00h 46m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.09 | $9.03 | $18.06 |
| Mid-grade | $4.60 | $10.16 | $20.33 |
| Premium | $4.95 | $10.95 | $21.90 |
| Diesel | $5.98 | $13.22 | $26.43 |
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 15, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.