How far is Catonsville, MD from Saint Charles, MD?
The driving distance from Catonsville, MD to Saint Charles, MD is about 55.9 miles (90 km), with a travel time of about 01h 17m by car.
- The straight-line flight distance is about 47.5 miles (76.5 km).
- For a round trip, plan for roughly 02h 34m 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 17m.
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.
The most populous city in Prince George's County, Maryland.
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny then Slight Chance Showers And Thunderstorms
Mostly Sunny then Scattered Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Catonsville and Saint Charles.
Turn-by-Turn Driving Directions
Step-by-step road directions between Catonsville and Saint Charles.
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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
6.4 mi · 9 min · Baltimore Beltway
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5
Take the exit slight left toward I 97 South: Annapolis, Bay Bridge
1.4 km · 1 min
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6
Continue straight
8.9 mi · 10 min
-
7
Keep slight right to continue on MD 32 West, MD 3 South: Bowie, Crofton
18.2 mi · 27 min
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8
Continue on Crain Highway
20.8 mi · 31 min · Crain Highway
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9
Arrive at your destination
0 m · 1 sec · Crain Highway
Car Route Details
A richer read on the saved driving route between Catonsville and Saint Charles.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
Crain Highway
Continue on Crain Highway
20.8 mi · 00h 31m
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.
Mostly Sunny then Slight Chance Showers And Thunderstorms leaving Catonsville and Mostly Sunny then Scattered Showers And Thunderstorms near Saint Charles.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Catonsville to Saint Charles?
The road trip is about 55.9 miles (90 km) and usually takes 01h 17m 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?
Bowie is a useful midpoint, sitting about 27.9 miles from Catonsville and 28 miles from Saint Charles.
How much longer is the road route than the straight-line distance?
The direct path is about 47.5 miles (76.5 km), while the road route adds roughly 8.4 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 8:00 AM to 10:00 AM EDT. If you want a more comfortable same-day return, try to leave by 3:56 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $8.05 one way or $16.10 round trip. Estimated CO2 is about 17.5 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny then Slight Chance Showers And Thunderstorms around Catonsville and Mostly Sunny then Scattered Showers And Thunderstorms near Saint Charles.
Stop Ideas Near Bowie
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 Bowie.
New Carrollton station
Washington Union Station
BWI Rail Station
Union Station
Flight Path Map
This map shows the direct air route between Catonsville and Saint Charles. Straight-line distance: 47.53 mi (76.49 km).
#1 Catonsville
A city in Baltimore County, Maryland.
| Population | 41,567 |
| Coordinates | 39.2720500, -76.7319200 |
| Altitude | 146 |
| Country | United States |
#2 Saint Charles
City in St.
| Population | 36,376 |
| Coordinates | 38.6031700, -76.9385800 |
| Altitude | 61 |
| Country | United States |
End: US 301 (-76.935986, 38.601566)
Estimated Travel Time
Distance: 90 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 51m |
| 40 mph (64.37 km/h) | 01h 23m |
| 50 mph (80.47 km/h) | 01h 07m |
| 60 mph (96.56 km/h) | 00h 55m |
| 70 mph (112.65 km/h) | 00h 47m |
| 80 mph (129 km/h) | 00h 41m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.09 | $8.05 | $16.10 |
| Mid-grade | $4.60 | $9.06 | $18.12 |
| Premium | $4.95 | $9.76 | $19.52 |
| Diesel | $5.98 | $11.78 | $23.56 |
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 17, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.