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 | 2,228 | 8:31:45 | 10:05:12 | 10:44:34 | 11:41:17 | 13:27:54 | 7:45:22 |
| MPRO | 37 | 7:45:22 | 7:50:58 | 7:54:27 | 7:59:55 | 8:22:43 | 7:45:22 |
| M18-24 | 117 | 9:22:16 | 10:05:46 | 10:47:13 | 11:41:56 | 13:36:26 | 9:19:59 |
| M25-29 | 183 | 9:09:57 | 9:54:50 | 10:26:55 | 11:20:42 | 13:04:41 | 9:04:33 |
| M30-34 | 261 | 9:07:47 | 9:51:47 | 10:29:12 | 11:12:31 | 13:13:34 | 8:46:54 |
| M35-39 | 309 | 9:29:53 | 10:04:19 | 10:41:07 | 11:18:54 | 13:10:50 | 8:55:10 |
| M40-44 | 332 | 9:38:52 | 10:11:43 | 10:42:08 | 11:29:41 | 13:03:07 | 9:10:59 |
| M45-49 | 341 | 9:50:24 | 10:28:44 | 11:16:06 | 12:02:47 | 13:34:29 | 9:34:52 |
| M50-54 | 324 | 10:08:59 | 10:33:26 | 11:13:16 | 12:10:48 | 13:54:39 | 9:33:46 |
| M55-59 | 194 | 10:32:49 | 10:56:33 | 11:21:48 | 12:13:38 | 13:51:32 | 10:17:55 |
| M60-64 | 86 | 10:24:36 | 11:37:19 | 12:06:03 | 13:13:24 | 14:31:44 | 10:24:36 |
| M65-69 | 28 | 11:41:09 | 11:41:36 | 11:47:34 | 12:07:14 | 13:53:16 | 11:41:09 |
| M70-74 | 10 | 13:51:45 | 13:51:45 | 13:51:45 | 14:03:32 | 14:47:56 | 13:51:45 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 662 | 9:12:36 | 10:33:54 | 11:13:13 | 12:18:37 | 14:10:49 | 8:40:34 |
| FPRO | 18 | 8:40:34 | 8:40:34 | 8:45:35 | 8:57:58 | 9:35:47 | 8:40:34 |
| F18-24 | 16 | 11:08:50 | 11:08:50 | 11:56:07 | 12:16:06 | 13:18:59 | 11:08:50 |
| F25-29 | 43 | 10:11:07 | 11:12:59 | 11:18:20 | 11:44:13 | 14:12:36 | 10:11:07 |
| F30-34 | 66 | 10:15:06 | 10:40:04 | 10:52:48 | 11:41:52 | 13:27:39 | 10:15:06 |
| F35-39 | 104 | 10:07:20 | 10:24:10 | 10:53:55 | 11:23:15 | 14:03:23 | 10:03:45 |
| F40-44 | 117 | 10:04:41 | 11:01:00 | 11:26:35 | 12:35:18 | 14:14:44 | 9:45:50 |
| F45-49 | 107 | 10:13:13 | 10:55:31 | 11:29:52 | 12:25:33 | 13:55:23 | 9:43:49 |
| F50-54 | 97 | 10:13:09 | 11:25:07 | 12:01:52 | 12:55:58 | 14:31:36 | 10:13:09 |
| F55-59 | 58 | 10:35:34 | 11:36:47 | 12:25:20 | 13:20:15 | 14:54:22 | 10:35:34 |
| F60-64 | 26 | 12:09:02 | 12:19:29 | 12:32:08 | 13:14:45 | 15:15:32 | 12:09:02 |
| F65-69 | 9 | 13:41:49 | 13:41:49 | 13:41:49 | 13:58:41 | 15:50:37 | 13:41:49 |
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.