How far is Catonsville, MD from Londontowne, MD?
The driving distance from Catonsville, MD to Londontowne, MD is about 30.4 miles (48.9 km), with a travel time of about 00h 43m by car.
- The straight-line flight distance is about 25.4 miles (40.8 km).
- For a round trip, plan for roughly 01h 26m 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 43m.
This is a short drive, so your comfort window is wide. Traffic and current weather matter more than the clock.
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 Montgomery County, Maryland, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Partly Sunny
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Catonsville and Londontowne.
Turn-by-Turn Driving Directions
Step-by-step road directions between Catonsville and Londontowne.
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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
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7
Keep slight left to continue on Bay Bridge
7.8 mi · 9 min
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8
Keep slight left to continue on US 50 East, US 301 North: Annapolis, Bay Bridge
1.3 km · 2 min
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9
Keep slight right to continue on MD 665: Riva Road
2898 ft · 50 sec
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10
Continue on Aris T Allen Boulevard
1.3 km · 1 min · Aris T Allen Boulevard
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11
Take the exit slight right toward MD 2: Parole, Edgewater
1794 ft · 44 sec
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12
Turn right onto Solomons Island Road
2.3 mi · 4 min · Solomons Island Road
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13
Turn left onto Mayo Road
1978 ft · 60 sec · Mayo Road
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14
Turn left onto Oakwood Road
2033 ft · 2 min · Oakwood Road
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15
Turn right onto Chesapeake Drive
128 m · 19 sec · Chesapeake Drive
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16
Turn slight left onto Rockhold Road
634 ft · 30 sec · Rockhold Road
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17
Turn right onto Londontown Road
34 m · 7 sec · Londontown Road
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18
Turn left onto Tacoma Road
72 m · 10 sec · Tacoma Road
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19
Arrive at your destination
0 m · 1 sec · Tacoma Road
Car Route Details
A richer read on the saved driving route between Catonsville and Londontowne.
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.
I 97 South
Continue straight
8.87 mi · 00h 10m
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.
Partly Sunny leaving Catonsville and Mostly Sunny near Londontowne.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Catonsville to Londontowne?
The road trip is about 30.4 miles (48.9 km) and usually takes 00h 43m 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?
Kensington is a useful midpoint, sitting about 15.2 miles from Catonsville and 15.2 miles from Londontowne.
How much longer is the road route than the straight-line distance?
The direct path is about 25.4 miles (40.8 km), while the road route adds roughly 5 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 7:04 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $4.37 one way or $8.74 round trip. Estimated CO2 is about 9.5 kg one way.
What should you check before leaving?
Before you leave, expect Partly Sunny around Catonsville and Mostly Sunny near Londontowne.
Stop Ideas Near Kensington
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 Kensington.
BWI Rail Station
Pennsylvania Station
New Carrollton station
Kent Island, MD
Flight Path Map
This map shows the direct air route between Catonsville and Londontowne. Straight-line distance: 25.36 mi (40.81 km).
#1 Catonsville
A city in Baltimore County, Maryland.
| Population | 41,567 |
| Coordinates | 39.2720500, -76.7319200 |
| Altitude | 146 |
| Country | United States |
#2 Londontowne
Unincorporated area in Anne Arundel County, Maryland, United States
| Population | 8,018 |
| Coordinates | 38.9334500, -76.5494100 |
| Altitude | 6 |
| Country | United States |
End: Londontowne (-76.54941, 38.93345)
Estimated Travel Time
Distance: 49 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 00m |
| 40 mph (64.37 km/h) | 00h 45m |
| 50 mph (80.47 km/h) | 00h 36m |
| 60 mph (96.56 km/h) | 00h 30m |
| 70 mph (112.65 km/h) | 00h 26m |
| 80 mph (129 km/h) | 00h 22m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.09 | $4.37 | $8.74 |
| Mid-grade | $4.60 | $4.92 | $9.84 |
| Premium | $4.95 | $5.30 | $10.60 |
| Diesel | $5.98 | $6.40 | $12.80 |
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 16, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.