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 | 1,661 | 4:05:14 | 4:31:21 | 4:48:04 | 5:08:35 | 5:49:38 | 3:48:24 |
| MPRO | 28 | 3:48:24 | 3:51:35 | 3:53:15 | 3:57:01 | 4:03:46 | 3:48:24 |
| M18-24 | 60 | 4:10:27 | 4:25:38 | 4:30:14 | 5:07:23 | 5:39:25 | 4:10:27 |
| M25-29 | 186 | 4:06:44 | 4:17:57 | 4:41:51 | 5:02:12 | 5:44:39 | 4:02:39 |
| M30-34 | 274 | 4:14:19 | 4:26:35 | 4:32:57 | 4:59:07 | 5:36:58 | 4:11:53 |
| M35-39 | 335 | 4:23:38 | 4:39:42 | 4:50:14 | 5:12:11 | 5:49:05 | 4:17:16 |
| M40-44 | 344 | 4:27:15 | 4:47:55 | 4:59:25 | 5:14:28 | 5:48:15 | 4:17:54 |
| M45-49 | 213 | 4:27:58 | 4:39:32 | 4:55:52 | 5:15:00 | 5:53:05 | 4:26:15 |
| M50-54 | 121 | 4:35:51 | 4:47:48 | 4:58:35 | 5:17:44 | 6:03:10 | 4:30:03 |
| M55-59 | 70 | 5:22:00 | 5:23:59 | 5:29:05 | 5:41:16 | 6:18:07 | 5:22:00 |
| M60-64 | 21 | 5:27:20 | 5:28:04 | 5:37:25 | 5:51:53 | 6:59:02 | 5:27:20 |
| M65-69 | 7 | 5:44:52 | 5:44:52 | 5:44:52 | 5:51:26 | 6:50:47 | 5:44:52 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 630 | 4:23:51 | 4:46:15 | 5:09:47 | 5:33:37 | 6:21:12 | 4:13:52 |
| FPRO | 22 | 4:13:52 | 4:16:04 | 4:17:38 | 4:20:19 | 4:30:23 | 4:13:52 |
| F18-24 | 21 | 5:02:25 | 5:16:11 | 5:17:40 | 5:34:31 | 6:22:19 | 5:02:25 |
| F25-29 | 81 | 4:24:01 | 4:46:15 | 4:59:44 | 5:24:07 | 6:10:19 | 4:24:01 |
| F30-34 | 106 | 4:31:43 | 5:01:52 | 5:10:42 | 5:37:04 | 6:22:58 | 4:30:39 |
| F35-39 | 132 | 4:42:52 | 5:03:19 | 5:21:29 | 5:39:44 | 6:20:39 | 4:42:45 |
| F40-44 | 131 | 4:44:58 | 5:07:36 | 5:15:48 | 5:34:36 | 6:25:50 | 4:39:26 |
| F45-49 | 73 | 4:51:16 | 5:10:31 | 5:26:03 | 5:50:08 | 6:28:54 | 4:51:16 |
| F50-54 | 49 | 5:09:27 | 5:13:12 | 5:13:33 | 5:45:27 | 6:24:16 | 5:09:27 |
| F55-59 | 11 | 5:09:47 | 5:09:47 | 5:39:00 | 5:57:33 | 6:14:29 | 5:09:47 |
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.