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 | 2,645 | 8:55:26 | 9:44:53 | 10:22:16 | 11:03:43 | 12:26:35 | 7:49:20 |
| MPRO | 9 | 7:49:20 | 7:49:20 | 7:49:20 | 7:51:19 | 8:13:20 | 7:49:20 |
| M18-24 | 42 | 9:08:53 | 9:46:01 | 10:40:11 | 11:07:02 | 12:06:25 | 9:08:53 |
| M25-29 | 212 | 8:33:57 | 9:00:32 | 9:36:56 | 10:37:17 | 12:12:19 | 8:12:48 |
| M30-34 | 317 | 8:28:34 | 9:11:08 | 9:55:06 | 10:39:45 | 12:03:20 | 8:13:52 |
| M35-39 | 439 | 8:57:28 | 9:34:23 | 10:00:11 | 10:45:53 | 12:07:12 | 8:33:58 |
| M40-44 | 569 | 9:18:29 | 9:55:53 | 10:24:50 | 11:00:06 | 12:21:26 | 9:04:31 |
| M45-49 | 512 | 9:21:09 | 10:01:25 | 10:39:58 | 11:19:17 | 12:21:43 | 8:40:18 |
| M50-54 | 309 | 9:56:59 | 10:22:16 | 10:55:02 | 11:34:26 | 12:59:08 | 9:35:01 |
| M55-59 | 171 | 9:53:50 | 10:48:42 | 11:28:22 | 12:08:42 | 13:16:41 | 9:44:53 |
| M60-64 | 51 | 11:10:24 | 11:25:36 | 12:09:14 | 12:52:11 | 14:00:25 | 11:10:24 |
| M65-69 | 8 | 11:08:16 | 11:08:16 | 11:08:16 | 12:35:48 | 13:23:12 | 11:08:16 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 396 | 9:28:32 | 10:17:44 | 10:55:24 | 11:43:58 | 13:06:50 | 8:50:18 |
| FPRO | 16 | 8:50:18 | 8:50:18 | 9:19:50 | 9:28:32 | 9:39:18 | 8:50:18 |
| F18-24 | 9 | 9:43:43 | 9:43:43 | 9:43:43 | 10:55:24 | 13:09:18 | 9:43:43 |
| F25-29 | 36 | 10:21:50 | 10:25:29 | 10:52:58 | 11:36:10 | 12:35:58 | 10:21:50 |
| F30-34 | 52 | 9:49:51 | 9:57:27 | 10:25:38 | 10:58:14 | 12:20:06 | 9:49:51 |
| F35-39 | 56 | 10:36:15 | 10:56:15 | 11:32:58 | 12:22:00 | 13:16:16 | 10:36:15 |
| F40-44 | 83 | 10:18:12 | 10:57:54 | 11:27:24 | 11:44:06 | 12:46:00 | 10:18:12 |
| F45-49 | 74 | 9:39:01 | 11:23:31 | 11:45:53 | 12:19:06 | 13:16:42 | 9:39:01 |
| F50-54 | 43 | 11:16:00 | 11:37:41 | 11:57:02 | 12:47:52 | 13:48:45 | 11:16:00 |
| F55-59 | 16 | 12:00:41 | 12:00:41 | 12:28:28 | 13:21:00 | 13:43:39 | 12:00:41 |
| F60-64 | 9 | 12:20:10 | 12:20:10 | 12:20:10 | 12:23:47 | 14:00:12 | 12:20:10 |
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.