Age-group thresholds

IRONMAN Wales 2019 · 1,878 finishers

How to read it: in each row, the time under "Top 10%" is the time of the slowest athlete who still made the fastest 10% of the age group. Beat that time and you are in. Age groups with fewer than 5 finishers are omitted. Finishers only.

Men

Age group Finishers Top 1% Top 5% Top 10% Top 20% Median Best
All age groups 1,667 9:52:25 10:52:40 11:32:47 12:08:06 13:33:28 8:48:06
MPRO 11 8:48:06 8:48:06 8:57:58 9:00:09 9:14:42 8:48:06
M18-24 43 10:07:38 11:08:45 11:42:32 12:19:15 13:35:47 10:07:38
M25-29 148 9:56:18 10:26:58 10:51:17 11:36:53 13:06:32 9:44:20
M30-34 229 10:01:09 10:31:25 10:59:49 11:46:52 13:09:18 9:44:23
M35-39 291 9:44:41 10:55:00 11:28:25 12:00:32 13:26:51 9:36:34
M40-44 376 10:34:01 11:22:26 11:45:34 12:19:23 13:33:35 10:27:24
M45-49 283 10:29:03 11:11:40 11:38:49 12:20:26 13:42:18 10:21:20
M50-54 191 10:46:39 11:33:26 11:48:40 12:24:09 14:00:43 10:43:31
M55-59 64 11:14:41 11:48:44 12:22:38 12:56:44 14:18:17 11:14:41
M60-64 28 11:30:23 11:49:07 12:07:55 12:58:07 14:22:26 11:30:23

Women

Age group Finishers Top 1% Top 5% Top 10% Top 20% Median Best
All age groups 211 9:59:36 11:29:57 12:05:47 13:15:25 14:40:41 9:41:52
FPRO 7 9:41:52 9:41:52 9:41:52 9:52:28 10:06:20 9:41:52
F18-24 5 11:38:26 11:38:26 11:38:26 11:38:26 14:21:17 11:38:26
F25-29 11 11:29:57 11:29:57 11:52:27 12:26:59 13:55:32 11:29:57
F30-34 25 10:38:28 11:31:20 11:59:20 12:43:11 14:43:26 10:38:28
F35-39 29 11:25:47 11:45:08 11:49:00 12:32:07 14:00:05 11:25:47
F40-44 50 11:31:59 12:17:22 12:49:21 13:18:01 14:35:54 11:31:59
F45-49 41 11:03:41 12:11:56 12:40:50 13:23:26 14:46:03 11:03:41
F50-54 26 13:09:25 13:38:25 13:41:11 14:16:44 15:06:15 13:09:25
F55-59 12 13:37:54 13:37:54 13:59:21 14:26:22 15:05:31 13:37:54

Source: Seffrin A., Nikolaidis P.T., Andrade M.S., Villiger E., Rosemann T., Weiss K., Ferreira D., Knechtle B. (2026). A dataset of 2.7 million IRONMAN triathlon records with transition times (2002-2026), v3.0.0. Zenodo. CC BY 4.0. doi:10.5281/zenodo.22097794.