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 | 2,190 | 8:48:07 | 9:27:25 | 9:47:32 | 10:14:56 | 11:19:37 | 7:59:51 |
| MPRO | 43 | 7:59:51 | 8:19:13 | 8:21:37 | 8:29:34 | 8:53:04 | 7:59:51 |
| M18-24 | 27 | 9:13:42 | 9:37:31 | 9:51:57 | 10:26:14 | 11:38:48 | 9:13:42 |
| M25-29 | 156 | 9:04:11 | 9:18:58 | 9:32:01 | 9:57:51 | 10:48:45 | 9:00:04 |
| M30-34 | 314 | 9:01:29 | 9:20:50 | 9:36:13 | 9:52:48 | 10:46:31 | 8:40:55 |
| M35-39 | 405 | 9:08:19 | 9:31:49 | 9:46:35 | 10:12:06 | 11:08:50 | 8:54:01 |
| M40-44 | 541 | 9:02:01 | 9:37:33 | 9:59:15 | 10:31:56 | 11:20:35 | 8:48:07 |
| M45-49 | 380 | 9:16:12 | 9:45:58 | 9:59:15 | 10:33:11 | 11:37:29 | 9:09:47 |
| M50-54 | 220 | 9:39:37 | 10:00:35 | 10:23:03 | 10:57:03 | 12:14:04 | 9:26:21 |
| M55-59 | 65 | 9:56:14 | 10:05:39 | 10:22:30 | 10:52:53 | 12:25:58 | 9:56:14 |
| M60-64 | 24 | 9:54:32 | 10:11:20 | 10:35:20 | 10:58:14 | 12:27:57 | 9:54:32 |
| M65-69 | 12 | 10:38:58 | 10:38:58 | 10:42:16 | 11:55:30 | 13:11:15 | 10:38:58 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 316 | 9:07:30 | 9:47:08 | 10:25:13 | 11:00:15 | 12:31:38 | 8:59:31 |
| FPRO | 17 | 8:59:31 | 8:59:31 | 9:04:42 | 9:07:30 | 9:30:37 | 8:59:31 |
| F18-24 | 6 | 10:52:51 | 10:52:51 | 10:52:51 | 10:58:29 | 11:04:08 | 10:52:51 |
| F25-29 | 18 | 10:39:57 | 10:39:57 | 10:48:28 | 11:23:54 | 11:56:04 | 10:39:57 |
| F30-34 | 56 | 9:32:09 | 10:02:13 | 10:20:39 | 10:49:11 | 12:07:41 | 9:32:09 |
| F35-39 | 55 | 9:56:29 | 10:25:13 | 10:37:35 | 10:56:42 | 12:26:11 | 9:56:29 |
| F40-44 | 69 | 9:39:35 | 10:13:30 | 10:41:57 | 11:23:25 | 12:29:46 | 9:39:35 |
| F45-49 | 58 | 9:54:38 | 11:00:15 | 11:23:17 | 11:42:31 | 13:04:01 | 9:54:38 |
| F50-54 | 26 | 10:26:03 | 10:49:40 | 10:54:25 | 12:18:12 | 13:53:06 | 10:26:03 |
| F55-59 | 6 | 11:48:23 | 11:48:23 | 11:48:23 | 12:31:41 | 12:37:26 | 11:48:23 |
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.