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 | 1,040 | 9:25:20 | 10:14:13 | 10:52:50 | 11:43:30 | 13:13:10 | 9:00:50 |
| M18-24 | 26 | 9:45:36 | 10:13:06 | 11:16:19 | 11:27:44 | 12:50:24 | 9:45:36 |
| M25-29 | 95 | 9:06:38 | 9:34:32 | 10:19:26 | 11:27:31 | 12:43:07 | 9:06:38 |
| M30-34 | 141 | 9:15:12 | 10:00:50 | 10:23:10 | 11:03:37 | 12:55:56 | 9:00:50 |
| M35-39 | 131 | 9:24:54 | 9:38:59 | 10:29:14 | 11:18:04 | 12:39:37 | 9:16:56 |
| M40-44 | 167 | 9:31:15 | 10:00:15 | 10:52:35 | 11:29:40 | 13:09:18 | 9:25:20 |
| M45-49 | 148 | 9:43:05 | 10:24:05 | 11:14:43 | 12:00:39 | 13:13:15 | 9:23:13 |
| M50-54 | 167 | 9:55:24 | 10:53:34 | 11:39:09 | 12:09:40 | 13:27:49 | 9:36:20 |
| M55-59 | 87 | 10:08:01 | 11:09:23 | 11:37:22 | 12:14:38 | 13:40:50 | 10:08:01 |
| M60-64 | 54 | 10:17:19 | 11:25:01 | 12:20:52 | 12:57:54 | 14:22:51 | 10:17:19 |
| M65-69 | 16 | 13:14:39 | 13:14:39 | 13:33:02 | 14:03:16 | 14:37:38 | 13:14:39 |
| M70-74 | 6 | 14:08:47 | 14:08:47 | 14:08:47 | 14:55:27 | 15:00:37 | 14:08:47 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 453 | 10:11:16 | 11:13:54 | 11:47:23 | 12:25:30 | 13:53:29 | 9:45:55 |
| F18-24 | 9 | 11:06:55 | 11:06:55 | 11:06:55 | 11:08:37 | 12:11:13 | 11:06:55 |
| F25-29 | 33 | 10:26:34 | 10:51:34 | 11:22:53 | 11:57:49 | 13:29:09 | 10:26:34 |
| F30-34 | 39 | 9:56:11 | 10:05:48 | 11:24:18 | 11:56:55 | 13:16:11 | 9:56:11 |
| F35-39 | 78 | 9:55:01 | 10:43:28 | 11:35:39 | 12:00:13 | 13:36:27 | 9:55:01 |
| F40-44 | 84 | 9:45:55 | 11:07:08 | 11:26:10 | 12:04:37 | 13:37:21 | 9:45:55 |
| F45-49 | 63 | 11:10:59 | 11:36:48 | 11:57:59 | 12:22:50 | 13:34:31 | 11:10:59 |
| F50-54 | 74 | 11:37:15 | 12:07:03 | 12:38:07 | 13:09:23 | 14:10:33 | 11:37:15 |
| F55-59 | 50 | 12:16:12 | 12:28:07 | 12:35:44 | 13:01:17 | 14:31:10 | 12:16:12 |
| F60-64 | 17 | 13:04:14 | 13:04:14 | 13:24:58 | 13:46:51 | 14:18:19 | 13:04:14 |
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.