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 | 1,641 | 8:53:30 | 9:34:15 | 9:59:25 | 10:37:55 | 11:57:21 | 8:07:59 |
| MPRO | 42 | 8:07:59 | 8:23:00 | 8:25:34 | 8:34:27 | 9:03:50 | 8:07:59 |
| M18-24 | 43 | 8:57:37 | 9:44:12 | 10:23:13 | 11:04:24 | 11:55:46 | 8:57:37 |
| M25-29 | 108 | 9:07:41 | 9:26:02 | 9:43:47 | 10:25:34 | 11:36:59 | 9:02:12 |
| M30-34 | 232 | 9:12:26 | 9:30:41 | 9:50:00 | 10:15:55 | 11:45:00 | 9:01:27 |
| M35-39 | 339 | 9:09:56 | 9:34:54 | 10:03:03 | 10:36:58 | 11:56:48 | 8:53:30 |
| M40-44 | 369 | 9:17:33 | 9:47:34 | 10:10:16 | 10:40:36 | 11:51:09 | 9:00:42 |
| M45-49 | 241 | 9:34:59 | 9:59:28 | 10:24:06 | 10:48:45 | 12:10:57 | 9:14:38 |
| M50-54 | 168 | 9:36:53 | 10:15:36 | 10:43:06 | 11:12:37 | 12:26:17 | 9:12:41 |
| M55-59 | 58 | 9:47:10 | 10:35:58 | 10:55:27 | 11:49:20 | 13:25:34 | 9:47:10 |
| M60-64 | 25 | 10:56:42 | 11:04:51 | 11:15:03 | 12:39:34 | 13:56:35 | 10:56:42 |
| M65-69 | 12 | 12:57:20 | 12:57:20 | 13:28:20 | 13:37:22 | 14:21:05 | 12:57:20 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 542 | 9:47:03 | 10:25:47 | 10:45:09 | 11:24:00 | 12:49:49 | 9:07:48 |
| FPRO | 13 | 9:07:48 | 9:07:48 | 9:14:15 | 9:17:51 | 9:50:48 | 9:07:48 |
| F18-24 | 14 | 10:30:38 | 10:30:38 | 11:20:13 | 11:57:28 | 12:28:08 | 10:30:38 |
| F25-29 | 72 | 10:05:42 | 10:28:24 | 10:51:49 | 11:12:33 | 12:51:56 | 10:05:42 |
| F30-34 | 94 | 9:58:36 | 10:10:14 | 10:30:05 | 10:58:21 | 12:10:31 | 9:58:36 |
| F35-39 | 119 | 9:56:53 | 10:32:12 | 10:57:48 | 11:26:57 | 12:50:57 | 9:56:00 |
| F40-44 | 98 | 10:02:58 | 10:32:23 | 10:55:45 | 11:36:26 | 12:49:15 | 10:02:58 |
| F45-49 | 87 | 10:10:59 | 10:51:14 | 11:16:24 | 11:43:20 | 13:05:11 | 10:10:59 |
| F50-54 | 27 | 10:22:54 | 10:36:40 | 11:23:55 | 11:40:01 | 13:18:10 | 10:22:54 |
| F55-59 | 11 | 11:43:58 | 11:43:58 | 11:50:33 | 12:07:07 | 13:44:58 | 11:43:58 |
| F60-64 | 7 | 12:49:49 | 12:49:49 | 12:49:49 | 13:48:56 | 15:08:46 | 12:49:49 |
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.