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 | 961 | 3:56:44 | 4:27:38 | 4:42:40 | 4:59:55 | 5:41:27 | 3:44:41 |
| MPRO | 21 | 3:44:41 | 3:46:23 | 3:47:53 | 3:53:20 | 3:56:50 | 3:44:41 |
| M18-24 | 36 | 4:04:09 | 4:20:55 | 4:36:54 | 5:01:37 | 5:45:46 | 4:04:09 |
| M25-29 | 109 | 4:18:56 | 4:32:08 | 4:49:43 | 4:58:59 | 5:47:43 | 4:16:06 |
| M30-34 | 144 | 4:17:25 | 4:33:47 | 4:43:40 | 4:58:09 | 5:34:24 | 4:07:57 |
| M35-39 | 196 | 4:10:47 | 4:27:45 | 4:42:18 | 4:58:19 | 5:36:54 | 3:59:05 |
| M40-44 | 172 | 4:19:45 | 4:38:42 | 4:51:38 | 5:04:43 | 5:40:52 | 4:09:59 |
| M45-49 | 133 | 4:19:02 | 4:28:21 | 4:49:09 | 5:03:10 | 5:37:35 | 4:13:12 |
| M50-54 | 82 | 4:28:27 | 4:36:16 | 4:52:00 | 5:16:27 | 5:47:53 | 4:28:27 |
| M55-59 | 34 | 4:39:37 | 4:42:44 | 5:06:34 | 5:15:00 | 6:23:56 | 4:39:37 |
| M60-64 | 19 | 5:01:02 | 5:01:02 | 5:09:15 | 5:23:12 | 6:14:18 | 5:01:02 |
| M65-69 | 14 | 5:06:52 | 5:06:52 | 5:22:16 | 5:27:16 | 6:05:52 | 5:06:52 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 565 | 4:23:39 | 4:48:40 | 5:11:46 | 5:31:35 | 6:15:56 | 4:04:36 |
| FPRO | 13 | 4:04:36 | 4:04:36 | 4:17:26 | 4:17:59 | 4:25:18 | 4:04:36 |
| F18-24 | 22 | 4:42:18 | 4:48:40 | 4:51:14 | 5:18:42 | 5:57:34 | 4:42:18 |
| F25-29 | 65 | 4:28:12 | 4:46:00 | 5:19:15 | 5:37:48 | 6:20:27 | 4:28:12 |
| F30-34 | 118 | 4:37:16 | 4:45:41 | 5:12:14 | 5:30:47 | 6:11:12 | 4:33:58 |
| F35-39 | 101 | 4:43:25 | 4:56:06 | 5:17:12 | 5:34:36 | 6:20:59 | 4:43:12 |
| F40-44 | 98 | 4:53:35 | 5:02:39 | 5:10:56 | 5:39:17 | 6:13:51 | 4:53:35 |
| F45-49 | 79 | 4:36:23 | 5:03:32 | 5:17:46 | 5:35:32 | 6:15:04 | 4:36:23 |
| F50-54 | 42 | 4:54:37 | 5:22:22 | 5:31:19 | 5:51:24 | 6:38:32 | 4:54:37 |
| F55-59 | 13 | 4:48:54 | 4:48:54 | 5:35:46 | 5:50:24 | 6:22:04 | 4:48:54 |
| F60-64 | 11 | 5:24:55 | 5:24:55 | 5:32:20 | 5:52:23 | 6:35:53 | 5:24:55 |
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.