Trackside
Train 4310 Littleton/Route 495 to North Station
unofficial updated nightly logging since Aug 2026 How this is measured →
On time 23%
Scheduled arrival 6:47 PM · typically 6:52 PM
- Usually 5 min late
- On time (within 2 min) 23% of weekdays
- Late 5+ min 34% of weekdays
- Late 10+ min 9% of weekdays
- About 1 day in 10, it's 9+ min late
- On time ≤2 min
- Close to schedule 2–5 min
- Late 5–10 min
- Very late 10+ min
Departs Littleton/Route 495
Departs 5:48 PM
On time 85%
· usually on time
Show all stops
South Acton
Scheduled arrival 5:54 PM
On time 91%
· usually on time
West Concord
Scheduled arrival 5:58 PM
On time 40%
· usually 2 min late
Concord
Scheduled arrival 6:02 PM
On time 40%
· usually 3 min late
Lincoln
Scheduled arrival 6:08 PM
On time 16%
· usually 4 min late
Kendal Green
Scheduled arrival 6:14 PM
On time 25%
· usually 3 min late
Brandeis/Roberts
Scheduled arrival 6:17 PM
On time 0%
· usually 4 min late
Waltham
Scheduled arrival 6:21 PM
On time 0%
· usually 3 min late
Waverley
Scheduled arrival 6:26 PM
On time 16%
· usually 4 min late
Belmont
Scheduled arrival 6:28 PM
On time 0%
· usually 4 min late
Porter
Scheduled arrival 6:34 PM
On time 16%
· usually 4 min late
Where delay builds
Typical delay along the route across weekdays.
Recent performance
How late it arrived on each recent day it ran.
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