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 | 3,087 | 3:52:26 | 4:14:48 | 4:24:12 | 4:34:45 | 4:59:36 | 3:32:09 |
| MPRO | 42 | 3:32:09 | 3:35:08 | 3:38:06 | 3:40:14 | 3:46:59 | 3:32:09 |
| M18-24 | 128 | 3:59:32 | 4:01:35 | 4:10:40 | 4:20:08 | 4:41:21 | 3:56:22 |
| M25-29 | 276 | 3:57:42 | 4:04:55 | 4:12:11 | 4:18:24 | 4:35:47 | 3:56:24 |
| M30-34 | 398 | 4:03:25 | 4:11:57 | 4:20:29 | 4:26:53 | 4:43:51 | 3:58:29 |
| M35-39 | 387 | 4:05:43 | 4:14:18 | 4:20:24 | 4:27:37 | 4:43:22 | 3:58:50 |
| M40-44 | 441 | 4:13:57 | 4:22:10 | 4:28:00 | 4:35:17 | 4:52:18 | 4:06:14 |
| M45-49 | 388 | 4:24:48 | 4:31:23 | 4:38:29 | 4:46:53 | 5:08:10 | 4:03:13 |
| M50-54 | 362 | 4:23:55 | 4:36:00 | 4:43:59 | 4:50:30 | 5:09:53 | 4:14:48 |
| M55-59 | 285 | 4:27:41 | 4:45:35 | 4:50:32 | 4:58:54 | 5:17:13 | 4:23:49 |
| M60-64 | 189 | 4:33:37 | 4:48:11 | 5:01:39 | 5:11:38 | 5:32:13 | 4:29:39 |
| M65-69 | 112 | 4:56:27 | 5:12:45 | 5:24:29 | 5:33:34 | 5:55:30 | 4:47:05 |
| M70-74 | 51 | 5:29:29 | 5:34:58 | 5:42:39 | 6:05:53 | 6:47:38 | 5:29:29 |
| M75-79 | 17 | 6:11:50 | 6:11:50 | 6:20:27 | 6:36:47 | 7:07:32 | 6:11:50 |
| MHC | 5 | 5:26:48 | 5:26:48 | 5:26:48 | 5:26:48 | 6:40:41 | 5:26:48 |
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.