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 | 420 | 4:04:07 | 4:29:54 | 4:49:46 | 5:10:58 | 5:58:07 | 3:58:31 |
| MPRO | 18 | 3:58:31 | 3:58:31 | 4:00:05 | 4:03:34 | 4:09:12 | 3:58:31 |
| M18-24 | 6 | 5:04:11 | 5:04:11 | 5:04:11 | 5:32:51 | 5:35:44 | 5:04:11 |
| M25-29 | 47 | 4:30:59 | 4:41:39 | 4:50:11 | 5:03:34 | 5:54:00 | 4:30:59 |
| M30-34 | 73 | 4:28:35 | 4:48:51 | 4:56:33 | 5:09:42 | 6:03:04 | 4:28:35 |
| M35-39 | 116 | 4:27:01 | 4:38:14 | 4:48:05 | 5:23:53 | 5:58:07 | 4:22:33 |
| M40-44 | 81 | 4:28:49 | 4:50:37 | 5:04:31 | 5:13:21 | 5:53:05 | 4:28:49 |
| M45-49 | 43 | 4:56:21 | 5:15:21 | 5:18:48 | 5:40:59 | 6:20:30 | 4:56:21 |
| M50-54 | 20 | 5:07:31 | 5:07:31 | 5:08:26 | 5:17:03 | 5:51:45 | 5:07:31 |
| M55-59 | 9 | 5:51:12 | 5:51:12 | 5:51:12 | 6:01:24 | 6:34:07 | 5:51:12 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 99 | 4:21:22 | 4:33:49 | 5:05:47 | 5:30:38 | 6:13:59 | 4:21:22 |
| FPRO | 9 | 4:21:22 | 4:21:22 | 4:21:22 | 4:25:11 | 4:33:49 | 4:21:22 |
| F18-24 | 8 | 5:21:11 | 5:21:11 | 5:21:11 | 5:23:31 | 6:04:41 | 5:21:11 |
| F25-29 | 16 | 5:05:47 | 5:05:47 | 5:16:42 | 5:36:09 | 6:06:52 | 5:05:47 |
| F30-34 | 23 | 5:11:14 | 5:26:09 | 5:26:59 | 5:50:39 | 6:18:27 | 5:11:14 |
| F35-39 | 15 | 5:19:45 | 5:19:45 | 5:38:36 | 5:43:46 | 6:10:16 | 5:19:45 |
| F40-44 | 11 | 4:55:54 | 4:55:54 | 5:20:05 | 5:30:38 | 6:06:42 | 4:55:54 |
| F45-49 | 10 | 6:11:18 | 6:11:18 | 6:11:18 | 6:18:37 | 6:55:15 | 6:11:18 |
| F50-54 | 5 | 5:47:16 | 5:47:16 | 5:47:16 | 5:47:16 | 6:49:46 | 5:47:16 |
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.