How far is Kemp Mill, MD from Catonsville, MD?
The driving distance from Kemp Mill, MD to Catonsville, MD is about 29.5 miles (47.5 km), with a travel time of about 00h 39m by car.
- The straight-line flight distance is about 22.2 miles (35.8 km).
- For a round trip, plan for roughly 01h 18m 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 39m.
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.
Census-designated place in Howard County, Maryland, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Rain Showers
Rain Showers
Driving Route Map
The map below follows the saved road route between Kemp Mill and Catonsville.
Turn-by-Turn Driving Directions
Step-by-step road directions between Kemp Mill and Catonsville.
-
1
Start on Northwood Terrace
1498 ft · 1 min · Northwood Terrace
-
2
Continue on Conti Place
664 ft · 34 sec · Conti Place
-
3
At the end of the road, turn left onto Hoyt Street
113 m · 23 sec · Hoyt Street
-
4
Turn left onto Arcola Avenue
792 ft · 24 sec · Arcola Avenue
-
5
At the end of the road, turn left onto University Boulevard West
1.3 mi · 3 min · University Boulevard West
-
6
Continue on University Boulevard East
2995 ft · 1 min · University Boulevard East
-
7
Take the ramp slight right toward I 495 East: Capital Beltway East, Baltimore, College Park
1363 ft · 33 sec
-
8
Merge slight left onto Capital Beltway
2.4 mi · 3 min · Capital Beltway
-
9
Take the exit slight right toward I 95 North: Baltimore
1579 ft · 39 sec
-
10
Keep slight left to continue on I 95 North: Baltimore, New York
1.1 mi · 2 min
-
11
Merge slight left
19.1 mi · 22 min
-
12
Take the exit slight right toward I 195 East, MD 166: BWI Thurgood Marshall Airport, Catonsville
1708 ft · 22 sec
-
13
Keep slight left to continue on MD 166: Catonsville
2203 ft · 54 sec
-
14
Merge slight right onto Metropolitan Boulevard
1.4 km · 57 sec · Metropolitan Boulevard
-
15
Keep slight right to continue on MD 166: Catonsville, Community College of Baltimore County
1.1 mi · 3 min
-
16
Turn right onto Bloomsbury Avenue
1.5 km · 2 min · Bloomsbury Avenue
-
17
Turn left onto Frederick Road
47 m · 7 sec · Frederick Road
-
18
Turn right
11 m · 3 sec
-
19
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Kemp Mill 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.
I 95 North
Merge slight left
19.1 mi · 00h 22m
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.
Rain Showers leaving Kemp Mill 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 Kemp Mill to Catonsville?
The road trip is about 29.5 miles (47.5 km) and usually takes 00h 39m 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?
North Laurel is a useful midpoint, sitting about 14.7 miles from Kemp Mill and 14.8 miles from Catonsville.
How much longer is the road route than the straight-line distance?
The direct path is about 22.2 miles (35.8 km), while the road route adds roughly 7.3 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 7:00 AM to 7:00 PM EDT. If you want a more comfortable same-day return, try to leave by 7:12 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $4.25 one way or $8.50 round trip. Estimated CO2 is about 9.2 kg one way.
What should you check before leaving?
Before you leave, expect Rain Showers around Kemp Mill and Rain Showers near Catonsville.
Stop Ideas Near North Laurel
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 North Laurel.
BWI Rail Station
New Carrollton station
Rockville station
Washington Union Station
Flight Path Map
This map shows the direct air route between Kemp Mill and Catonsville. Straight-line distance: 22.27 mi (35.84 km).
#1 Kemp Mill
Census-designated place in Montgomery County, Maryland, United States
| Population | 13,445 |
| Coordinates | 39.0390000, -77.0191400 |
| Altitude | 103 |
| 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: 48 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 00h 59m |
| 40 mph (64.37 km/h) | 00h 44m |
| 50 mph (80.47 km/h) | 00h 35m |
| 60 mph (96.56 km/h) | 00h 29m |
| 70 mph (112.65 km/h) | 00h 25m |
| 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 | $4.25 | $8.50 |
| Mid-grade | $4.60 | $4.78 | $9.57 |
| Premium | $4.95 | $5.15 | $10.30 |
| Diesel | $5.98 | $6.22 | $12.44 |
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.