Trackside
Caltrain Caltrain

Train 638 San Francisco to San Jose Diridon

unofficial updated nightly logging since Aug 2026 How this is measured →

Usually 11 min late
Scheduled arrival 6:15 PM
Based on 3 recorded Saturdays — early data.
Departs San Francisco
Departs 4:55 PM
Based on 4 recorded Saturdays — early data.
Usually on time
Show all stops
22nd Street
Scheduled arrival 5:00 PM
Based on 4 recorded Saturdays — early data.
Usually on time
Bayshore
Scheduled arrival 5:04 PM
Based on 4 recorded Saturdays — early data.
Usually 2 min late
South San Francisco
Scheduled arrival 5:10 PM
Based on 4 recorded Saturdays — early data.
Usually on time
San Bruno
Scheduled arrival 5:13 PM
Based on 4 recorded Saturdays — early data.
Usually on time
Millbrae
Scheduled arrival 5:16 PM
Based on 4 recorded Saturdays — early data.
Usually 2 min late
Broadway
Scheduled arrival 5:19 PM
Based on 4 recorded Saturdays — early data.
Usually 3 min late
Burlingame
Scheduled arrival 5:21 PM
Based on 4 recorded Saturdays — early data.
Usually 4 min late
San Mateo
Scheduled arrival 5:24 PM
Based on 4 recorded Saturdays — early data.
Usually 4 min late
Hayward Park
Scheduled arrival 5:26 PM
Based on 4 recorded Saturdays — early data.
Usually 5 min late
Hillsdale
Scheduled arrival 5:29 PM
Based on 4 recorded Saturdays — early data.
Usually 3 min late
Belmont
Scheduled arrival 5:32 PM
Based on 4 recorded Saturdays — early data.
Usually 5 min late
San Carlos
Scheduled arrival 5:34 PM
Based on 4 recorded Saturdays — early data.
Usually 6 min late
Redwood City
Scheduled arrival 5:38 PM
Based on 4 recorded Saturdays — early data.
Usually 5 min late
Menlo Park
Scheduled arrival 5:42 PM
Based on 4 recorded Saturdays — early data.
Usually 7 min late
Palo Alto
Scheduled arrival 5:46 PM
Based on 4 recorded Saturdays — early data.
Usually 5 min late
California Avenue
Scheduled arrival 5:49 PM
Based on 4 recorded Saturdays — early data.
Usually 8 min late
San Antonio
Scheduled arrival 5:52 PM
Based on 4 recorded Saturdays — early data.
Usually 8 min late
Mountain View
Scheduled arrival 5:55 PM
Based on 4 recorded Saturdays — early data.
Usually 9 min late
Sunnyvale
Scheduled arrival 5:59 PM
Based on 4 recorded Saturdays — early data.
Usually 8 min late
Lawrence
Scheduled arrival 6:03 PM
Based on 4 recorded Saturdays — early data.
Usually 8 min late
Santa Clara
Scheduled arrival 6:07 PM
Based on 4 recorded Saturdays — early data.
Usually 9 min late

Where delay builds

Typical delay along the route across Saturdays.

20mSan Francisco: usually on time22nd Street: usually on timeBayshore: usually 2 min lateSouth San Francisco: usually on timeSan Bruno: usually on timeMillbrae: usually 2 min lateBroadway: usually 3 min lateBurlingame: usually 4 min lateSan Mateo: usually 4 min lateHayward Park: usually 5 min lateHillsdale: usually 3 min lateBelmont: usually 5 min lateSan Carlos: usually 6 min lateRedwood City: usually 5 min lateMenlo Park: usually 7 min latePalo Alto: usually 5 min lateCalifornia Avenue: usually 8 min lateSan Antonio: usually 8 min lateMountain View: usually 9 min lateSunnyvale: usually 8 min lateLawrence: usually 8 min lateSanta Clara: usually 9 min lateSan Jose Diridon: usually 11 min late+11San FranciscoSan Jose Diridon

Recent performance

How late it arrived on each recent day it ran.

20260926: 11 min late11m9/26Sat

See something wrong? Tell us.