How far is Arnold, MD from Catonsville, MD?
The driving distance from Arnold, MD to Catonsville, MD is about 24 miles (38.7 km), with a travel time of about 00h 31m by car.
- The straight-line flight distance is about 20.6 miles (33.2 km).
- For a round trip, plan for roughly 01h 03m 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 31m.
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.
Town in Maryland, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Partly Cloudy
Driving Route Map
The map below follows the saved road route between Arnold and Catonsville.
Turn-by-Turn Driving Directions
Step-by-step road directions between Arnold and Catonsville.
-
1
Start on Church Road
527 ft · 15 sec · Church Road
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2
Turn slight right onto Baltimore Annapolis Boulevard
609 ft · 29 sec · Baltimore Annapolis Boulevard
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3
At the end of the road, turn right onto Governor Ritchie Highway
6.9 mi · 11 min · Governor Ritchie Highway
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4
Take the exit slight right toward MD 10 North, I 695: Baltimore
729 ft · 18 sec
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5
Merge slight left onto Arundel Expressway
1.1 mi · 2 min · Arundel Expressway
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6
Keep slight left to continue on Paul T. Pitcher Memorial Highway
3.8 mi · 5 min · Paul T. Pitcher Memorial Highway
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7
Take the exit slight right toward I 97 North: Baltimore
2268 ft · 55 sec
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8
Merge slight left
2.7 mi · 3 min
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9
Take the exit slight right toward I 695 West: Baltimore, Towson
1.1 mi · 1 min
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10
Merge slight right onto Baltimore Beltway
6.5 mi · 9 min · Baltimore Beltway
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11
Take the exit slight right toward MD 144: Catonsville
1337 ft · 39 sec
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12
Turn left onto Frederick Road
2417 ft · 1 min · Frederick Road
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13
Turn right
11 m · 3 sec
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14
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Arnold and Catonsville.
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.
Governor Ritchie Highway
At the end of the road, turn right onto Governor Ritchie Highway
6.9 mi · 00h 11m
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.
Mostly Sunny leaving Arnold and Partly Cloudy near Catonsville.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Arnold to Catonsville?
The road trip is about 24 miles (38.7 km) and usually takes 00h 31m 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?
Somerset is a useful midpoint, sitting about 11.8 miles from Arnold and 12.2 miles from Catonsville.
How much longer is the road route than the straight-line distance?
The direct path is about 20.6 miles (33.2 km), while the road route adds roughly 3.4 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 7:26 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $3.47 one way or $6.95 round trip. Estimated CO2 is about 7.6 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Arnold and Partly Cloudy near Catonsville.
Stop Ideas Near Somerset
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
City of Bowie
Baltimore City Hall
Kenhill Center
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Somerset.
BWI Rail Station
Pennsylvania Station
New Carrollton station
Kent Island, MD
Flight Path Map
This map shows the direct air route between Arnold and Catonsville. Straight-line distance: 20.64 mi (33.21 km).
#1 Arnold
Arnold is a place in Maryland, United States.
| Population | 0 |
| Coordinates | 39.0320600, -76.5027400 |
| Altitude | 39 |
| 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: (-76.731988, 39.272037)
Estimated Travel Time
Distance: 39 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 00h 48m |
| 40 mph (64.37 km/h) | 00h 36m |
| 50 mph (80.47 km/h) | 00h 28m |
| 60 mph (96.56 km/h) | 00h 24m |
| 70 mph (112.65 km/h) | 00h 20m |
| 80 mph (129 km/h) | 00h 17m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.09 | $3.47 | $6.95 |
| Mid-grade | $4.60 | $3.91 | $7.82 |
| Premium | $4.95 | $4.21 | $8.42 |
| Diesel | $5.98 | $5.08 | $10.17 |
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.