No direct train; you must drive to a Caltrain station.

How long is the commute?

Usually 45 to 90 minutes depending on traffic.

Is it a difficult drive?

It is a straightforward drive with bridge and highway traffic.

What is the best route?

I-680 South to CA-84 West is the standard route.

No direct bus service from San Ramon to Redwood City.

San Ramon

Redwood City

Driving

San Ramon to Redwood City

Updated: 28 May 2026

The journey from San Ramon to Redwood City covers approximately 30 miles, typically taking 45 minutes via I-680 South and CA-84 West. You will cross the Dumbarton Bridge, which provides a direct link to the Peninsula. Redwood City is a major hub with a historic downtown and easy access to the bay. Traffic on the bridge and US-101 can be heavy during peak hours. Plan your travel to avoid the worst of the congestion.

Total Distance: 48 km driving distance; 35 km straight-line air distance.

Fastest Way

Driving via I-680 S and CA-84 W is the fastest, taking about 45 minutes.

Cheapest Way

Driving your own vehicle is the most economical way to travel.

Compare San Ramon to Redwood City Routes

Driving

Direct

Duration

45 mins

Avg Price

$8-$12 in fuel

Operator

Personal Vehicle

Route

I-680 S to CA-84 W.

The Dumbarton Bridge has a toll; use FasTrak for convenience.

Travel Tips

Commute Times
Avoid the Dumbarton Bridge during the morning and evening rush hours.
FasTrak
Ensure you have a FasTrak account for the bridge toll.
Traffic Apps
Use Google Maps or Waze to check for bridge and highway traffic.
Parking
Downtown Redwood City has several public parking garages.
Weather
Redwood City is generally mild, but it can be windy near the bay.

Safety Tips

Bridge Safety
Be cautious on the Dumbarton Bridge during high winds.
Road Hazards
Watch for heavy traffic merging onto US-101.
Emergency
Kaiser Permanente Medical Center is the primary medical facility in the area.
Pedestrian Safety
Be alert in the busy downtown area.