How far is Walker Mill, MD from South Bel Air, MD?
The driving distance from Walker Mill, MD to South Bel Air, MD is about 65.1 miles (104.7 km), with a travel time of about 01h 24m by car.
- The straight-line flight distance is about 54.2 miles (87.2 km).
- For a round trip, plan for roughly 02h 48m 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 24m.
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.
Census designated place
Route Weather Snapshot
Check the forecast at both ends before you head out.
Chance Rain Showers then Partly Sunny
Slight Chance Rain Showers then Mostly Cloudy
Driving Route Map
The map below follows the saved road route between Walker Mill and South Bel Air.
Turn-by-Turn Driving Directions
Step-by-step road directions between Walker Mill and South Bel Air.
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1
Start on Karen Boulevard
2109 ft · 2 min · Karen Boulevard
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2
Turn left onto Walker Mill Road
2.3 mi · 4 min · Walker Mill Road
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3
Continue on Ritchie Marlboro Road
549 ft · 11 sec · Ritchie Marlboro Road
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4
Continue on Ritchie Marlboro Road
97 m · 5 sec · Ritchie Marlboro Road
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5
Enter the roundabout and take exit 2 toward Ritchie Marlboro Road
41 m · 2 sec · Ritchie Marlboro Road
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6
Exit the roundabout onto Ritchie Marlboro Road
1594 ft · 27 sec · Ritchie Marlboro Road
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7
Enter the roundabout and take exit 2 toward I 95 North, I 495 North
87 m · 5 sec
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8
Exit the roundabout onto I 95 North, I 495 North
2187 ft · 53 sec
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9
Merge slight left onto Capital Beltway
8.3 mi · 11 min · Capital Beltway
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10
Take the exit slight right toward MD 295 North: BWI Marshall Airport, Baltimore North, Baltimore-Washington Parkway
1285 ft · 31 sec
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11
Keep slight left to continue on MD 295 North: Baltimore, Baltimore/Washington International Thurgood Marshall Airport
1100 ft · 27 sec
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12
Merge slight left onto Baltimore-Washington Parkway
21.3 mi · 29 min · Baltimore-Washington Parkway
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13
Take the exit slight right toward I 895 North: Baltimore Harbor Tunnel Thruway
1327 ft · 32 sec
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14
Merge slight left onto Harbor Tunnel Thruway
1.1 mi · 2 min · Harbor Tunnel Thruway
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15
Continue on Harbor Tunnel Throughway
1.6 km · 1 min · Harbor Tunnel Throughway
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16
Continue on Harbor Tunnel Thruway
2.2 mi · 3 min · Harbor Tunnel Thruway
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17
Continue on Baltimore Harbor Tunnel
1.4 mi · 2 min · Baltimore Harbor Tunnel
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18
Continue on Harbor Tunnel Thruway
3.7 mi · 5 min · Harbor Tunnel Thruway
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19
Keep slight left to continue on Express Toll Lanes
8.5 mi · 10 min · Express Toll Lanes
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20
Keep slight right
91 m · 4 sec
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21
Merge slight right onto John F. Kennedy Memorial Highway
7.3 mi · 8 min · John F. Kennedy Memorial Highway
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22
Take the exit slight right toward MD 24: Bel Air, Edgewood
1781 ft · 38 sec
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23
Keep slight left to continue on MD 24 North: Bel Air
825 ft · 22 sec
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24
Turn left onto Vietnam Veterans Memorial Highway
4.3 mi · 6 min · Vietnam Veterans Memorial Highway
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25
Turn right onto West Ring Factory Road
3105 ft · 2 min · West Ring Factory Road
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26
Turn left onto Emmorton Road
3158 ft · 1 min · Emmorton Road
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27
Continue on South Main Street
151 m · 18 sec · South Main Street
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28
Turn right onto East MacPhail Road
1341 ft · 44 sec · East MacPhail Road
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29
Turn left onto South Shamrock Road
1811 ft · 1 min · South Shamrock Road
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30
Arrive at your destination
0 m · 1 sec · South Shamrock Road
Car Route Details
A richer read on the saved driving route between Walker Mill and South Bel Air.
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.
Baltimore-Washington Parkway
Merge slight left onto Baltimore-Washington Parkway
21.3 mi · 00h 29m
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.
Chance Rain Showers then Partly Sunny leaving Walker Mill and Slight Chance Rain Showers then Mostly Cloudy near South Bel Air.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Walker Mill to South Bel Air?
The road trip is about 65.1 miles (104.7 km) and usually takes 01h 24m 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?
Pumphrey is a useful midpoint, sitting about 33 miles from Walker Mill and 32.1 miles from South Bel Air.
How much longer is the road route than the straight-line distance?
The direct path is about 54.2 miles (87.2 km), while the road route adds roughly 10.9 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 3:42 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $9.56 one way or $19.12 round trip. Estimated CO2 is about 20.4 kg one way.
What should you check before leaving?
Before you leave, expect Chance Rain Showers then Partly Sunny around Walker Mill and Slight Chance Rain Showers then Mostly Cloudy near South Bel Air.
Stop Ideas Near Pumphrey
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 Pumphrey.
BWI Rail Station
Pennsylvania Station
New Carrollton station
Kent Island, MD
Flight Path Map
This map shows the direct air route between Walker Mill and South Bel Air. Straight-line distance: 54.18 mi (87.19 km).
#1 Walker Mill
Census designated place in Maryland, United States
| Population | 11,302 |
| Coordinates | 38.8753900, -76.8883100 |
| Altitude | 61 |
| Country | United States |
#2 South Bel Air
A census-designated place in Anne Arundel County, Maryland.
| Population | 48,828 |
| Coordinates | 39.5331600, -76.3374600 |
| Altitude | 109 |
| Country | United States |
End: South Shamrock Road (-76.337354, 39.533192)
Estimated Travel Time
Distance: 105 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 02h 10m |
| 40 mph (64.37 km/h) | 01h 37m |
| 50 mph (80.47 km/h) | 01h 18m |
| 60 mph (96.56 km/h) | 01h 05m |
| 70 mph (112.65 km/h) | 00h 55m |
| 80 mph (129 km/h) | 00h 48m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.16 | $9.56 | $19.12 |
| Mid-grade | $4.76 | $10.95 | $21.90 |
| Premium | $5.07 | $11.66 | $23.32 |
| Diesel | $6.34 | $14.57 | $29.14 |
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 · Oct 17, 2026