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 | 1,434 | 3:56:39 | 4:34:33 | 4:54:12 | 5:10:54 | 5:42:51 | 3:44:31 |
| MPRO | 40 | 3:44:31 | 3:47:14 | 3:48:56 | 3:51:14 | 4:01:04 | 3:44:31 |
| M18-24 | 132 | 4:20:17 | 4:36:24 | 4:53:37 | 5:10:13 | 5:40:06 | 4:19:23 |
| M25-29 | 333 | 4:20:06 | 4:41:14 | 4:57:16 | 5:13:36 | 5:44:19 | 4:11:53 |
| M30-34 | 283 | 4:27:41 | 4:43:10 | 4:54:36 | 5:08:48 | 5:36:37 | 4:18:02 |
| M35-39 | 190 | 4:27:53 | 4:52:21 | 5:02:17 | 5:13:51 | 5:38:02 | 4:23:03 |
| M40-44 | 133 | 4:40:18 | 4:51:44 | 4:57:02 | 5:10:49 | 5:42:03 | 4:28:41 |
| M45-49 | 125 | 4:31:07 | 4:47:17 | 4:57:17 | 5:15:16 | 5:44:05 | 4:23:40 |
| M50-54 | 87 | 4:36:14 | 4:53:53 | 5:05:27 | 5:23:14 | 6:05:44 | 4:36:14 |
| M55-59 | 66 | 4:53:11 | 5:01:09 | 5:20:49 | 5:32:59 | 6:10:29 | 4:53:11 |
| M60-64 | 39 | 5:30:34 | 5:31:08 | 5:34:53 | 5:56:22 | 6:32:01 | 5:30:34 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 410 | 4:18:54 | 4:36:53 | 5:06:01 | 5:32:57 | 6:11:22 | 4:08:50 |
| FPRO | 29 | 4:08:50 | 4:12:36 | 4:15:57 | 4:23:00 | 4:33:40 | 4:08:50 |
| F18-24 | 39 | 5:05:28 | 5:11:55 | 5:30:23 | 5:44:31 | 6:04:02 | 5:05:28 |
| F25-29 | 135 | 4:52:45 | 5:05:41 | 5:19:26 | 5:39:22 | 6:18:55 | 4:49:48 |
| F30-34 | 89 | 4:46:27 | 5:13:42 | 5:18:53 | 5:32:49 | 5:57:49 | 4:46:27 |
| F35-39 | 33 | 4:43:48 | 5:07:46 | 5:23:59 | 5:41:07 | 6:14:44 | 4:43:48 |
| F40-44 | 27 | 5:08:53 | 5:16:08 | 5:37:25 | 5:47:21 | 6:20:18 | 5:08:53 |
| F45-49 | 22 | 5:09:42 | 5:23:48 | 5:27:51 | 5:41:16 | 6:42:40 | 5:09:42 |
| F50-54 | 22 | 5:36:30 | 5:40:09 | 5:44:54 | 5:57:49 | 6:41:42 | 5:36:30 |
| F55-59 | 11 | 5:50:31 | 5:50:31 | 5:53:42 | 6:09:13 | 6:33:33 | 5:50:31 |
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.