How far is California, MD from Boonsboro, MD?
The driving distance from California, MD to Boonsboro, MD is about 123.3 miles (198.4 km), with a travel time of about 02h 48m by car.
- The straight-line flight distance is about 103.6 miles (166.7 km).
- For a round trip, plan for roughly 05h 37m 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 02h 48m.
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.
City in Prince George’s County, Maryland, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Sunny
Driving Route Map
The map below follows the saved road route between California and Boonsboro.
Turn-by-Turn Driving Directions
Step-by-step road directions between California and Boonsboro.
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1
Start on Shady Mile Drive
995 ft · 48 sec · Shady Mile Drive
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2
Turn right onto Three Notch Road
21.7 mi · 31 min · Three Notch Road
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3
Continue on Leonardtown Road
10.6 mi · 15 min · Leonardtown Road
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4
Turn right onto Mattawoman Beantown Road
3.3 mi · 5 min · Mattawoman Beantown Road
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5
Merge slight left onto Crain Highway
2.5 mi · 4 min · Crain Highway
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6
Keep slight left to continue on Branch Avenue
9 mi · 12 min · Branch Avenue
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7
Take the exit slight right toward I 95 North, I 495 North: Baltimore, College Park
2193 ft · 53 sec
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8
Merge slight left onto Capital Beltway
18.3 mi · 25 min · Capital Beltway
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9
Keep slight left to continue on Capital Beltway
9.5 mi · 12 min · Capital Beltway
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10
Keep slight right to continue on I 270 North: Frederick
3.6 mi · 5 min
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11
Keep slight right to continue on I 270 North
28.2 mi · 36 min
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12
Take the exit slight right toward I 70: Hagerstown, Baltimore
1986 ft · 31 sec
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13
Keep slight left to continue on I 70 West: Hagerstown
1899 ft · 29 sec
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14
Merge slight right
3.5 mi · 4 min
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15
Take the exit slight right toward US 40 Alternate: Braddock Heights, Middletown
1501 ft · 41 sec
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16
Turn straight onto Old National Pike
2.7 mi · 5 min · Old National Pike
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17
Continue on East Main Street
1.8 mi · 3 min · East Main Street
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18
Continue on Old National Pike
6.1 mi · 9 min · Old National Pike
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19
Enter the roundabout and take exit 2 toward South Main Street
35 m · 2 sec · South Main Street
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20
Exit the roundabout onto South Main Street
1.2 km · 1 min · South Main Street
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21
Turn left onto Potomac Street
37 m · 2 sec · Potomac Street
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22
Arrive at your destination
0 m · 1 sec · Potomac Street
Car Route Details
A richer read on the saved driving route between California and Boonsboro.
Interchange-aware route
The drive includes several ramps, exits, or merges, so checking the next few maneuvers before busy interchanges is useful.
I 270 North
Keep slight right to continue on I 270 North
28.2 mi · 00h 36m
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.
Sunny leaving California and Sunny near Boonsboro.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from California to Boonsboro?
The road trip is about 123.3 miles (198.4 km) and usually takes 02h 48m 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?
New Carrollton is a useful midpoint, sitting about 61.6 miles from California and 61.6 miles from Boonsboro.
How much longer is the road route than the straight-line distance?
The direct path is about 103.6 miles (166.7 km), while the road route adds roughly 19.7 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 12:52 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $17.77 one way or $35.55 round trip. Estimated CO2 is about 38.7 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around California and Sunny near Boonsboro.
Stop Ideas Near New Carrollton
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
United States Capitol
D C Government
THEARC: Town Hall Education Arts Recreation Campus
Town Hall Liquor And Bar
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to New Carrollton.
New Carrollton station
Washington Union Station
Union Station
Rockville station
Flight Path Map
This map shows the direct air route between California and Boonsboro. Straight-line distance: 103.59 mi (166.71 km).
#1 California
California is a place in Maryland, United States.
| Population | 0 |
| Coordinates | 38.3004000, -76.5074500 |
| Altitude | 30 |
| Country | United States |
#2 Boonsboro
Town in Washington County, Maryland, United States
| Population | 3,455 |
| Coordinates | 39.5062100, -77.6524900 |
| Altitude | 165 |
| Country | United States |
End: Boonsboro (-77.65249, 39.50621)
Estimated Travel Time
Distance: 198 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 04h 06m |
| 40 mph (64.37 km/h) | 03h 04m |
| 50 mph (80.47 km/h) | 02h 27m |
| 60 mph (96.56 km/h) | 02h 03m |
| 70 mph (112.65 km/h) | 01h 45m |
| 80 mph (129 km/h) | 01h 32m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.09 | $17.77 | $35.55 |
| Mid-grade | $4.60 | $20.01 | $40.01 |
| Premium | $4.95 | $21.55 | $43.10 |
| Diesel | $5.98 | $26.01 | $52.03 |
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 30, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.