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 | 824 | 8:19:08 | 9:26:07 | 9:43:04 | 10:18:34 | 11:53:51 | 8:02:17 |
| MPRO | 18 | 8:02:17 | 8:02:17 | 8:04:03 | 8:09:22 | 8:19:08 | 8:02:17 |
| M18-24 | 12 | 9:29:21 | 9:29:21 | 9:35:38 | 9:39:29 | 10:42:02 | 9:29:21 |
| M25-29 | 35 | 9:09:07 | 9:23:26 | 9:40:55 | 9:56:11 | 11:54:00 | 9:09:07 |
| M30-34 | 84 | 9:03:14 | 9:20:17 | 9:29:23 | 10:02:37 | 11:29:35 | 9:03:14 |
| M35-39 | 133 | 9:09:40 | 9:26:08 | 9:31:42 | 9:50:57 | 11:16:14 | 9:06:15 |
| M40-44 | 166 | 9:11:18 | 9:34:32 | 9:51:56 | 10:19:40 | 11:43:18 | 9:09:40 |
| M45-49 | 167 | 9:23:22 | 9:38:10 | 9:56:30 | 10:22:51 | 11:54:26 | 9:23:13 |
| M50-54 | 92 | 9:30:43 | 9:47:13 | 10:21:52 | 10:55:37 | 12:11:24 | 9:30:43 |
| M55-59 | 63 | 9:53:55 | 10:15:03 | 10:34:34 | 11:10:37 | 12:38:16 | 9:53:55 |
| M60-64 | 39 | 10:27:13 | 10:49:27 | 10:54:54 | 11:47:34 | 12:53:59 | 10:27:13 |
| M65-69 | 9 | 11:43:59 | 11:43:59 | 11:43:59 | 11:56:03 | 13:06:37 | 11:43:59 |
| M70-74 | 6 | 12:42:17 | 12:42:17 | 12:42:17 | 13:55:46 | 15:22:16 | 12:42:17 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 212 | 9:14:08 | 9:58:01 | 10:22:18 | 10:53:22 | 12:51:18 | 8:58:14 |
| FPRO | 11 | 8:58:14 | 8:58:14 | 9:08:20 | 9:14:08 | 9:29:50 | 8:58:14 |
| F18-24 | 5 | 11:46:17 | 11:46:17 | 11:46:17 | 11:46:17 | 13:27:04 | 11:46:17 |
| F25-29 | 19 | 9:50:56 | 9:50:56 | 10:17:53 | 10:54:07 | 12:44:35 | 9:50:56 |
| F30-34 | 32 | 10:11:47 | 10:13:46 | 10:17:54 | 11:18:03 | 12:13:13 | 10:11:47 |
| F35-39 | 35 | 10:15:48 | 10:26:39 | 10:28:54 | 10:44:41 | 11:54:37 | 10:15:48 |
| F40-44 | 41 | 10:08:27 | 10:15:47 | 10:30:55 | 11:12:16 | 13:18:49 | 10:08:27 |
| F45-49 | 30 | 10:36:58 | 10:37:36 | 10:45:27 | 10:53:57 | 12:51:38 | 10:36:58 |
| F50-54 | 19 | 10:57:48 | 10:57:48 | 11:13:09 | 11:40:17 | 12:57:20 | 10:57:48 |
| F55-59 | 11 | 10:43:01 | 10:43:01 | 12:01:46 | 12:04:32 | 13:08:40 | 10:43:01 |
| F60-64 | 5 | 12:51:33 | 12:51:33 | 12:51:33 | 12:51:33 | 14:18:21 | 12:51:33 |
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.