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 | 841 | 4:23:13 | 4:52:51 | 5:03:33 | 5:17:31 | 5:56:16 | 4:01:20 |
| MPRO | 10 | 4:01:20 | 4:01:20 | 4:01:20 | 4:07:50 | 4:17:28 | 4:01:20 |
| M18-24 | 34 | 4:15:21 | 5:06:17 | 5:07:39 | 5:19:02 | 5:48:56 | 4:15:21 |
| M25-29 | 85 | 4:21:49 | 4:48:26 | 5:03:33 | 5:24:39 | 6:01:24 | 4:21:49 |
| M30-34 | 101 | 4:40:39 | 4:51:23 | 4:59:11 | 5:18:57 | 5:50:16 | 4:38:25 |
| M35-39 | 158 | 4:39:30 | 4:50:09 | 4:58:10 | 5:10:14 | 5:49:09 | 4:24:07 |
| M40-44 | 175 | 4:41:26 | 4:56:43 | 5:02:24 | 5:14:53 | 5:51:29 | 4:41:02 |
| M45-49 | 121 | 4:45:38 | 5:05:53 | 5:17:31 | 5:31:47 | 6:13:13 | 4:35:36 |
| M50-54 | 84 | 4:52:58 | 5:08:51 | 5:11:24 | 5:17:46 | 5:50:16 | 4:52:58 |
| M55-59 | 43 | 4:52:51 | 5:29:06 | 5:38:04 | 5:43:32 | 6:16:16 | 4:52:51 |
| M60-64 | 22 | 5:30:51 | 5:31:39 | 5:32:24 | 5:49:51 | 6:20:58 | 5:30:51 |
| M65-69 | 5 | 4:48:17 | 4:48:17 | 4:48:17 | 4:48:17 | 7:19:08 | 4:48:17 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 332 | 4:47:14 | 5:17:24 | 5:28:27 | 5:41:11 | 6:29:23 | 4:29:34 |
| FPRO | 10 | 4:29:34 | 4:29:34 | 4:29:34 | 4:31:30 | 4:51:04 | 4:29:34 |
| F18-24 | 17 | 5:18:41 | 5:18:41 | 5:33:06 | 5:38:54 | 6:31:41 | 5:18:41 |
| F25-29 | 46 | 5:21:59 | 5:27:46 | 5:33:55 | 5:47:02 | 6:44:34 | 5:21:59 |
| F30-34 | 45 | 5:06:47 | 5:23:23 | 5:28:27 | 5:30:16 | 6:09:24 | 5:06:47 |
| F35-39 | 76 | 5:03:16 | 5:16:35 | 5:22:30 | 5:39:29 | 6:20:12 | 5:03:16 |
| F40-44 | 45 | 5:04:41 | 5:33:11 | 5:43:32 | 5:47:25 | 6:29:31 | 5:04:41 |
| F45-49 | 43 | 5:31:09 | 5:40:30 | 5:52:46 | 6:04:51 | 6:33:55 | 5:31:09 |
| F50-54 | 35 | 5:26:57 | 5:28:08 | 5:38:10 | 5:48:37 | 6:34:28 | 5:26:57 |
| F55-59 | 11 | 5:18:41 | 5:18:41 | 5:38:44 | 6:33:15 | 6:52:51 | 5:18:41 |
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.