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 | 868 | 3:59:48 | 4:21:32 | 4:33:42 | 4:46:51 | 5:18:13 | 3:49:43 |
| MPRO | 22 | 3:49:43 | 3:50:57 | 3:51:04 | 3:56:04 | 4:01:33 | 3:49:43 |
| M18-24 | 44 | 4:10:53 | 4:11:50 | 4:16:54 | 4:29:56 | 5:01:48 | 4:10:53 |
| M25-29 | 85 | 4:10:23 | 4:19:13 | 4:27:36 | 4:38:08 | 5:07:23 | 4:10:23 |
| M30-34 | 139 | 4:19:11 | 4:27:56 | 4:34:26 | 4:45:06 | 5:09:57 | 4:13:32 |
| M35-39 | 196 | 4:23:17 | 4:32:26 | 4:41:58 | 4:48:03 | 5:15:55 | 4:20:26 |
| M40-44 | 179 | 4:17:57 | 4:26:54 | 4:37:20 | 4:52:37 | 5:21:44 | 4:16:49 |
| M45-49 | 105 | 4:23:56 | 4:36:06 | 4:42:27 | 4:52:49 | 5:32:55 | 4:22:47 |
| M50-54 | 60 | 4:19:43 | 4:45:52 | 4:54:38 | 5:09:34 | 5:39:36 | 4:19:43 |
| M55-59 | 24 | 4:40:04 | 4:47:37 | 4:47:40 | 4:50:32 | 5:28:27 | 4:40:04 |
| M60-64 | 13 | 4:54:26 | 4:54:26 | 5:23:40 | 5:31:33 | 6:00:24 | 4:54:26 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 109 | 4:24:20 | 4:31:08 | 4:48:32 | 5:08:26 | 5:44:16 | 4:17:42 |
| FPRO | 10 | 4:17:42 | 4:17:42 | 4:17:42 | 4:24:20 | 4:31:03 | 4:17:42 |
| F18-24 | 5 | 4:51:59 | 4:51:59 | 4:51:59 | 4:51:59 | 6:02:46 | 4:51:59 |
| F25-29 | 12 | 4:52:30 | 4:52:30 | 4:56:01 | 5:00:39 | 5:13:13 | 4:52:30 |
| F30-34 | 27 | 4:49:24 | 4:59:05 | 5:05:07 | 5:17:53 | 5:46:26 | 4:49:24 |
| F35-39 | 23 | 4:48:32 | 5:08:26 | 5:24:36 | 5:28:07 | 5:45:24 | 4:48:32 |
| F40-44 | 10 | 5:07:13 | 5:07:13 | 5:07:13 | 5:10:44 | 5:30:53 | 5:07:13 |
| F45-49 | 13 | 5:00:42 | 5:00:42 | 5:19:30 | 5:21:16 | 5:42:13 | 5:00:42 |
| F50-54 | 6 | 5:39:31 | 5:39:31 | 5:39:31 | 6:02:06 | 6:09:53 | 5:39:31 |
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.