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 | 1,526 | 8:57:44 | 9:42:15 | 9:59:52 | 10:36:18 | 11:58:06 | 8:30:29 |
| MPRO | 41 | 8:30:29 | 8:38:05 | 8:42:14 | 8:51:17 | 9:22:12 | 8:30:29 |
| M18-24 | 37 | 9:20:31 | 9:29:36 | 9:38:51 | 10:03:53 | 11:32:13 | 9:20:31 |
| M25-29 | 148 | 9:03:39 | 9:38:13 | 9:49:11 | 10:18:44 | 11:41:56 | 9:01:19 |
| M30-34 | 311 | 9:23:38 | 9:39:58 | 9:58:41 | 10:26:37 | 11:51:17 | 9:16:45 |
| M35-39 | 343 | 9:23:12 | 9:51:14 | 10:07:43 | 10:38:42 | 11:50:19 | 9:18:59 |
| M40-44 | 283 | 9:19:30 | 9:50:01 | 10:08:56 | 10:34:38 | 11:49:29 | 8:55:20 |
| M45-49 | 194 | 9:37:53 | 10:12:44 | 10:37:08 | 10:59:18 | 12:24:33 | 9:09:18 |
| M50-54 | 95 | 9:50:24 | 10:27:57 | 10:51:05 | 11:39:55 | 13:09:03 | 9:50:24 |
| M55-59 | 50 | 10:49:46 | 11:18:23 | 11:26:59 | 11:48:55 | 13:03:22 | 10:49:46 |
| M60-64 | 15 | 11:48:37 | 11:48:37 | 12:23:02 | 12:31:59 | 13:56:06 | 11:48:37 |
| M65-69 | 6 | 11:42:32 | 11:42:32 | 11:42:32 | 12:41:47 | 13:06:33 | 11:42:32 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 386 | 9:46:38 | 10:24:46 | 10:47:52 | 11:21:07 | 12:53:46 | 9:26:17 |
| FPRO | 29 | 9:26:17 | 9:28:51 | 9:42:24 | 9:51:47 | 10:17:16 | 9:26:17 |
| F18-24 | 11 | 10:36:28 | 10:36:28 | 10:40:35 | 11:22:42 | 12:58:42 | 10:36:28 |
| F25-29 | 50 | 9:53:30 | 10:39:23 | 10:50:12 | 11:37:04 | 12:45:00 | 9:53:30 |
| F30-34 | 78 | 10:25:47 | 10:47:52 | 11:04:30 | 11:23:27 | 12:37:27 | 10:25:47 |
| F35-39 | 85 | 10:14:55 | 10:49:34 | 11:00:12 | 11:22:16 | 12:53:46 | 10:14:55 |
| F40-44 | 74 | 10:52:18 | 11:04:47 | 11:24:01 | 12:09:10 | 13:27:56 | 10:52:18 |
| F45-49 | 31 | 10:55:48 | 11:07:26 | 11:26:57 | 11:49:39 | 12:59:56 | 10:55:48 |
| F50-54 | 19 | 11:46:18 | 11:46:18 | 12:07:12 | 12:36:00 | 14:13:35 | 11:46:18 |
| F55-59 | 7 | 12:24:39 | 12:24:39 | 12:24:39 | 12:28:08 | 13:11:55 | 12:24:39 |
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.