Trackside
MBTA Commuter Rail Lowell Early data — logging since Aug 2026

Lowell Line — this week

How reliably Lowell Line trains ran this week, by day. Worst day this week: Sat 9/12, only 30% on time, typically 3 min late, worse-run trains ~4 min late.

Tue 9/8 Wed 9/9 Thu 9/10 Fri 9/11 Sat 9/12 Sun 9/13
Inbound 64% 59% 65% 74% 34% 81%
Outbound 60% 53% 53% 71% 27% 60%

The number in each cell is the share of trains on time that day — higher is better. The background colour grades that same number, so each row reads at a glance.

Tap or hover a day for the typical minutes late, how late the worse-running trains ran, and the train/arrival counts behind it.

Where delay builds

Typical delay along the route, across all recent weekdays — not just this week.

Inbound

5mLowell: usually on timeNorth Billerica: usually on timeWilmington: usually 2 min lateAnderson/Woburn: usually 2 min lateWinchester Center: usually 2 min lateWedgemere: usually 2 min lateWest Medford: usually on timeNorth Station: usually on time+2LowellNorth Station

Outbound

10mNorth Station: usually on timeWest Medford: usually on timeWedgemere: usually 2 min lateWinchester Center: usually 2 min lateAnderson/Woburn: usually 2 min lateWilmington: usually 3 min lateNorth Billerica: usually on timeLowell: usually on time+3North StationLowell

Have an iPhone? Trackside’s app does live train tracking and arrival alerts for MARC today — MBTA Commuter Rail support is on the way.

← All lines this week