Is there a train from Centreville to Gaithersburg?

No, there is no direct rail service from Centreville to Gaithersburg.

How much is the Bay Bridge toll?

The toll is 4 dollars for two-axle vehicles with an E-ZPass.

What is the best time to cross the bridge?

Mid-morning on weekdays is generally the least congested time.

Are there buses available?

There is no direct bus route; you would need to combine local transit with ride-sharing.

How long is the drive?

It typically takes 90 minutes, but can exceed 2 hours during peak traffic.

Centreville

Gaithersburg

Driving

Centreville to Gaithersburg

Updated: 29 May 2026

The journey from Centreville to Gaithersburg spans approximately 115 kilometers across the Chesapeake Bay. You will primarily utilize US-50 West to cross the Chesapeake Bay Bridge before merging onto I-97 North and I-495 West. Travel time typically averages 90 minutes depending on bridge traffic. This route transitions you from the rural Eastern Shore into the dense suburban landscape of Montgomery County. Always monitor the Bay Bridge traffic cameras before departing.

Total Distance: 115 km driving distance; 95 km straight-line air distance.

Fastest Way

Driving via US-50 and I-495 is the fastest method, taking 90 minutes in light traffic.

Cheapest Way

Driving your own vehicle is the most cost-effective method at approximately 15 dollars in fuel.

Compare Centreville to Gaithersburg Routes

Driving

Direct

Duration

1 hour 30 mins

Avg Price

15-20 USD

Operator

Personal Vehicle

Route

US-50 W to I-97 N to I-495 W

Avoid the Bay Bridge during Friday afternoon rush hour to save significant time.

Travel Tips

Bridge Tolls
Ensure you have an E-ZPass to pay tolls electronically at the Bay Bridge.
Traffic Apps
Use real-time traffic apps to monitor accidents on I-495.
Fuel Up
Fill your tank in Centreville where gas prices are often lower than in Montgomery County.
Departure Time
Leave before 6 AM to beat the worst of the Washington DC metro area congestion.
Weather Check
Check wind speeds on the Bay Bridge, as high winds can lead to lane restrictions.

Safety Tips

Bridge Safety
Maintain a safe following distance on the bridge, especially during high winds.
Beltway Caution
Stay alert on I-495 as lane changes are frequent and aggressive.
Emergency Kit
Keep a basic emergency kit in your trunk for long highway stretches.
Visibility
Use headlights during heavy rain, which is common in the Chesapeake region.