No direct train; you must drive to an Amtrak station.

How long is the commute?

Usually 85 to 170 minutes depending on traffic.

Is it a difficult drive?

It is a straightforward drive with highway traffic.

What is the best route?

I-580 East to CA-99 South is the standard route.

No direct bus service from San Ramon to Modesto.

San Ramon

Modesto

Driving

San Ramon to Modesto

Updated: 28 May 2026

The journey from San Ramon to Modesto covers approximately 70 miles, typically taking 85 minutes via I-580 East and CA-99 South. You will travel through the East Bay and into the Central Valley. Modesto is a major hub with easy access to the rest of the state. Traffic on I-580 and CA-99 can be heavy during peak hours. Plan your travel to avoid the worst of the congestion.

Total Distance: 112 km driving distance; 85 km straight-line air distance.

Fastest Way

Driving via I-580 E and CA-99 S is the fastest, taking about 85 minutes.

Cheapest Way

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

Compare San Ramon to Modesto Routes

Driving

Direct

Duration

85 mins

Avg Price

$20-$28 in fuel

Operator

Personal Vehicle

Route

I-580 E to CA-99 S.

I-580 is a major highway; expect heavy traffic during commute hours.

Travel Tips

Commute Times
Avoid I-580 and CA-99 during the morning and evening rush hours.
Traffic Apps
Use Google Maps or Waze to check for highway traffic.
Parking
Modesto has several public parking areas, especially near the downtown area.
Weather
Modesto is generally warmer than San Ramon due to its location in the valley.
Train Access
Modesto has an Amtrak station, making it easy to connect to the rest of the state.