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The table below lists all train services departing London St Pancras International (d STP) and arriving in Harpenden (a HPD) for the specified time period. Also shown is the percentage of the time that each service arrived in Harpenden no more than 5 minutes late, as well as the average arrival time of each service in Harpenden. To see actual times click here.

TOC     Scheduled Times     % Arrivals     Actual Arrival
d STP a HPD Dur RT-5m late     Average
TL 15:18 16:00 42m 67% 16:05 5L
TL 15:36 16:01 25m 88% 16:03 2L
TL 15:36 16:03 27m 100% 16:04 1½L
TL 15:36 16:06 30m 100% 16:06 RT
TL 15:51 16:17 26m 78% 16:20 3½L
TL 15:51 16:18 27m 50% 16:27 9½L
TL 15:43 16:21 38m 76% 16:25 4L
TL 15:51 16:25 34m 100% 16:25 RT
TL 15:48 16:27 39m 67% 16:29 2L
TL 15:48 16:31 43m 100% 16:31 RT
TL 16:06 16:31 25m 83% 16:33 2½L
TL 16:06 16:35 29m 50% 16:41 6L
TL 16:21 16:47 26m 76% 16:51 4L
TL 16:21 16:48 27m 50% 16:54 6L
TL 16:21 16:49 28m 0% 16:55 6L
TL 16:13 16:51 38m 81% 16:54 3L
TL 16:18 16:57 39m 100% 16:58 1L
TL 16:18 17:00 42m 100% 17:00 RT
TL 16:36 17:01 25m 71% 17:05 4½L
TL 16:36 17:03 27m 69% 17:08 5L
TL 16:36 17:06 30m 75% 17:07 1½L
TL 16:51 17:17 26m 72% 17:22 5L
TL 16:43 17:21 38m 73% 17:25 4L
TL 16:51 17:25 34m 100% 17:25 RT
TL 16:48 17:27 39m 67% 17:29 2L
TL 16:48 17:31 43m 100% 17:31 RT
TL 17:06 17:31 25m 76% 17:35 4L
TL 17:06 17:35 29m 100% 17:36 1½L
TL 17:21 17:47 26m 75% 17:51 4L
TL 17:22 17:47 25m 50% 18:01 14½L
TL 17:21 17:48 27m 100% 17:52 4L
TL 17:21 17:49 28m 100% 17:51 2L
TL 17:13 17:51 38m 70% 17:56 5½L
TL 17:18 17:57 39m 100% 17:58 1½L
TL 17:18 18:00 42m 100% 18:00 RT
TL 17:36 18:00 24m 74% 18:04 4L
TL 17:36 18:01 25m 38% 18:08 7L
TL 17:36 18:03 27m 100% 18:05 2L
TL 17:36 18:06 30m 100% 18:06 RT
TL 17:41 18:06 25m 67% 18:13 7L
TL 17:51 18:15 24m 67% 18:21 6½L
TL 17:51 18:17 26m 90% 18:20 3L
TL 17:43 18:19 36m 47% 18:27 8L
TL 17:43 18:21 38m 89% 18:23 2L
TL 17:51 18:25 34m 67% 18:34 9L
TL 17:48 18:27 39m 100% 18:28 1L
TL 17:56 18:27 31m 78% 18:31 4L
TL 17:48 18:31 43m 50% 18:35 4L
TL 18:06 18:31 25m 71% 18:36 5½L
TL 18:06 18:35 29m 50% 18:40 5L
TL 18:11 18:36 25m 59% 18:44 8½L
TL 18:21 18:47 26m 79% 18:51 4L
TL 18:21 18:48 27m 50% 18:51 3½L
TL 18:13 18:51 38m 64% 18:57 6½L
TL 18:18 18:57 39m 100% 18:58 1L
TL 18:18 19:00 42m 100% 19:00 RT
TL 18:36 19:01 25m 70% 19:06 5½L
TL 18:36 19:03 27m 67% 19:12 9½L
TL 18:36 19:06 30m 75% 19:08 2L
TL 18:28 19:09 41m 72% 19:13 4½L
TL 18:51 19:17 26m 76% 19:22 5½L
TL 18:51 19:18 27m 50% 19:27 9L
TL 18:43 19:21 38m 67% 19:27 6L
TL 18:51 19:25 34m 100% 19:25 RT
TL 18:43 19:27 44m 80% 19:29 2½L
TL 18:48 19:27 39m 100% 19:28 1½L
TL 19:06 19:31 25m 50% 19:36 5L
TL 19:06 19:33 27m 65% 19:39 6L
TL 19:06 19:35 29m 50% 19:46 11½L
TL 19:21 19:45 24m 74% 19:49 4½L
TL 19:21 19:47 26m 80% 19:50 3L
TL 19:21 19:48 27m 33% 19:55 7L
TL 19:26 19:51 25m 72% 19:55 4L
TL 19:18 19:57 39m 75% 20:06 9½L

Show Explanation Show TOC and Timings Keys

Summary by Date

Date % Arrivals
RT-5m late    
Wed 16/07 89%
Tue 15/07 75%
Mon 14/07 64%
Sun 13/07 83%
Sat 12/07 83%
Fri 11/07 71%
Thu 10/07 50%
Wed 09/07 68%
Tue 08/07 14%
Mon 07/07 96%
Sun 06/07 75%
Sat 05/07 71%
Fri 04/07 75%
Thu 03/07 46%
Wed 02/07 68%
Tue 01/07 36%
Mon 30/06 50%
Sun 29/06 67%
Sat 28/06 87%
Fri 27/06 86%
Thu 26/06 89%
Wed 25/06 71%
Tue 24/06 89%
Mon 23/06 71%
Sun 22/06 88%
Sat 21/06 39%
Fri 20/06 71%
Thu 19/06 29%
Wed 18/06 68%
Tue 17/06 21%
Mon 16/06 54%
Sun 15/06 50%
Sat 14/06 43%
Fri 13/06 32%
Thu 12/06 86%
Wed 11/06 96%
Tue 10/06 36%
Mon 09/06 89%
Sun 08/06 100%
Sat 07/06 74%
Fri 06/06 54%
Thu 05/06 71%
Wed 04/06 79%
Tue 03/06 93%
Mon 02/06 79%
Fri 30/05 93%
Thu 29/05 68%
Wed 28/05 69%
Tue 27/05 86%
Mon 26/05 100%
Sun 25/05 88%
Sat 24/05 100%
Fri 23/05 64%
Thu 22/05 93%
Wed 21/05 89%
Tue 20/05 86%
Mon 19/05 86%
Sun 18/05 92%
Sat 17/05 57%
Fri 16/05 82%
Thu 15/05 96%
Tue 13/05 96%
Mon 12/05 93%
Fri 09/05 93%
Thu 08/05 89%
Wed 07/05 89%
Tue 06/05 79%
Mon 05/05 96%
Sun 04/05 96%
Sat 03/05 70%
Fri 02/05 93%
Thu 01/05 32%
Wed 30/04 46%
Tue 29/04 75%
Mon 28/04 64%
Sun 27/04 100%
Sat 26/04 78%
Fri 25/04 93%
Thu 24/04 79%
Wed 23/04 86%

Data Completeness

Data for this time period is approximately 98% complete.

Data is missing for approximately 8 hours out of the 340 hours in the time period being searched.

Data is missing due to the following outages in the time period of this search:

Summary

2095 services have been found, of which 0 services have been discarded due to incomplete data.

Grouping has resulted in 200 schedules, of which 126 schedules (= 145 services) have been hidden as specified in the search criteria.

The remaining 74 schedules (= 1950 services) are displayed above.

Data reflects train services up to:  23:22 on Wed 16 Jul 2025.

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Data Source and Validity

The information shown on Recent Train Times is sourced from Network Rail via their Open Data Feeds, augmented with additional data sourced from the Rail Delivery Group via their Darwin system.

Recent Train Times is not part of Network Rail or the Rail Delivery Group and is not an official rail industry body. Nor is Recent Train Times a source of official rail performance information / statistics.

For official rail performance information, please see Office of Rail Regulation, Network Rail, UK National Statistics and Gov.uk.