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 | 586 | 4:04:24 | 4:39:41 | 4:46:53 | 5:01:25 | 5:37:36 | 3:53:10 |
| MPRO | 16 | 3:53:10 | 3:53:10 | 3:56:49 | 4:02:21 | 4:08:27 | 3:53:10 |
| M18-24 | 11 | 4:46:09 | 4:46:09 | 4:46:29 | 4:55:52 | 5:32:04 | 4:46:09 |
| M25-29 | 48 | 4:39:41 | 4:46:11 | 4:50:58 | 4:53:56 | 5:36:09 | 4:39:41 |
| M30-34 | 131 | 4:24:55 | 4:36:18 | 4:45:00 | 5:01:46 | 5:35:49 | 4:19:55 |
| M35-39 | 145 | 4:34:20 | 4:43:51 | 4:48:41 | 4:58:36 | 5:32:56 | 4:32:12 |
| M40-44 | 130 | 4:36:42 | 4:46:25 | 4:56:15 | 5:06:42 | 5:42:53 | 4:33:00 |
| M45-49 | 61 | 4:48:19 | 4:55:31 | 5:00:06 | 5:16:53 | 5:44:23 | 4:48:19 |
| M50-54 | 31 | 5:00:52 | 5:07:03 | 5:11:05 | 5:26:05 | 5:44:51 | 5:00:52 |
| M55-59 | 9 | 5:14:15 | 5:14:15 | 5:14:15 | 5:30:54 | 6:18:36 | 5:14:15 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 97 | 4:21:17 | 4:34:56 | 4:51:28 | 5:07:12 | 5:44:32 | 4:21:17 |
| FPRO | 10 | 4:21:17 | 4:21:17 | 4:21:17 | 4:25:04 | 4:34:56 | 4:21:17 |
| F25-29 | 12 | 5:03:54 | 5:03:54 | 5:07:12 | 5:12:55 | 5:36:58 | 5:03:54 |
| F30-34 | 21 | 5:00:10 | 5:18:39 | 5:27:18 | 5:39:03 | 5:59:39 | 5:00:10 |
| F35-39 | 22 | 4:50:27 | 4:51:28 | 4:54:25 | 4:58:03 | 5:37:14 | 4:50:27 |
| F40-44 | 19 | 4:58:22 | 4:58:22 | 5:10:07 | 5:26:15 | 5:51:29 | 4:58:22 |
| F45-49 | 5 | 5:42:01 | 5:42:01 | 5:42:01 | 5:42:01 | 5:50:39 | 5:42:01 |
Source: Seffrin A., Nikolaidis P.T., Andrade M.S., Villiger E., Rosemann T., Weiss K., Ferreira D., Knechtle B. (2026). A dataset of 3.6 million IRONMAN triathlon records with transition times (2002-2026), v4.0.0. Zenodo. CC BY 4.0. doi:10.5281/zenodo.23421027.