How far is Kemp Mill, MD from Saint Charles, MD?
The driving distance from Kemp Mill, MD to Saint Charles, MD is about 42.4 miles (68.2 km), with a travel time of about 01h 01m by car.
- The straight-line flight distance is about 30.4 miles (49 km).
- For a round trip, plan for roughly 02h 03m 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 01m.
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.
Place in Maryland, USA
Route Weather Snapshot
Check the forecast at both ends before you head out.
Rain Showers
Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Kemp Mill and Saint Charles.
Turn-by-Turn Driving Directions
Step-by-step road directions between Kemp Mill and Saint Charles.
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1
Start on Northwood Terrace
1498 ft · 1 min · Northwood Terrace
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2
Continue on Conti Place
664 ft · 34 sec · Conti Place
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3
At the end of the road, turn left onto Hoyt Street
113 m · 23 sec · Hoyt Street
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4
Turn left onto Arcola Avenue
792 ft · 24 sec · Arcola Avenue
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5
At the end of the road, turn left onto University Boulevard West
1.3 mi · 3 min · University Boulevard West
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6
Continue on University Boulevard East
2995 ft · 1 min · University Boulevard East
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7
Take the ramp slight right toward I 495 East: Capital Beltway East, Baltimore, College Park
1363 ft · 33 sec
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8
Merge slight left onto Capital Beltway
19.7 mi · 26 min · Capital Beltway
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9
Take the exit slight right toward MD 337: Andrews Air Force Base Main Gate, Morningside
1256 ft · 34 sec
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10
Turn right onto Forestville Road
130 m · 12 sec · Forestville Road
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11
Turn slight right onto MD 337 South
2.2 mi · 5 min
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12
Turn left onto MD 5 South: Waldorf
2410 ft · 40 sec
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13
Merge slight left onto Branch Avenue
8.1 mi · 10 min · Branch Avenue
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14
Merge slight right onto Crain Highway
7.3 mi · 12 min · Crain Highway
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15
Arrive at your destination
0 m · 1 sec · Crain Highway
Car Route Details
A richer read on the saved driving route between Kemp Mill and Saint Charles.
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.
Capital Beltway
Merge slight left onto Capital Beltway
19.7 mi · 00h 26m
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.
Rain Showers leaving Kemp Mill and 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 Kemp Mill to Saint Charles?
The road trip is about 42.4 miles (68.2 km) and usually takes 01h 01m 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?
Forestville is a useful midpoint, sitting about 20.4 miles from Kemp Mill and 21.9 miles from Saint Charles.
How much longer is the road route than the straight-line distance?
The direct path is about 30.4 miles (49 km), while the road route adds roughly 12 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 4:26 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $6.13 one way or $12.26 round trip. Estimated CO2 is about 13.3 kg one way.
What should you check before leaving?
Before you leave, expect Rain Showers around Kemp Mill and Showers And Thunderstorms near Saint Charles.
Stop Ideas Near Forestville
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 Forestville.
New Carrollton station
Washington Union Station
Union Station
Lorton station
Flight Path Map
This map shows the direct air route between Kemp Mill and Saint Charles. Straight-line distance: 30.42 mi (48.96 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 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: 68 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 24m |
| 40 mph (64.37 km/h) | 01h 03m |
| 50 mph (80.47 km/h) | 00h 50m |
| 60 mph (96.56 km/h) | 00h 42m |
| 70 mph (112.65 km/h) | 00h 36m |
| 80 mph (129 km/h) | 00h 31m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.09 | $6.13 | $12.26 |
| Mid-grade | $4.60 | $6.90 | $13.80 |
| Premium | $4.95 | $7.43 | $14.86 |
| Diesel | $5.98 | $8.97 | $17.94 |
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.