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 | 926 | 4:03:47 | 4:44:22 | 4:59:28 | 5:19:11 | 5:58:42 | 3:49:06 |
| MPRO | 15 | 3:49:06 | 3:49:06 | 3:49:35 | 3:50:35 | 3:58:26 | 3:49:06 |
| M18-24 | 43 | 4:18:13 | 4:42:16 | 5:02:54 | 5:18:16 | 6:13:08 | 4:18:13 |
| M25-29 | 93 | 4:16:03 | 4:21:54 | 4:53:13 | 5:11:49 | 5:46:41 | 4:16:03 |
| M30-34 | 149 | 4:20:16 | 4:42:17 | 4:53:11 | 5:16:35 | 5:59:41 | 4:14:33 |
| M35-39 | 217 | 4:31:04 | 4:53:34 | 5:01:43 | 5:22:18 | 5:59:14 | 4:21:51 |
| M40-44 | 197 | 4:35:18 | 4:50:16 | 4:59:21 | 5:14:26 | 5:53:27 | 4:24:26 |
| M45-49 | 105 | 4:49:24 | 5:02:23 | 5:10:56 | 5:29:32 | 5:58:32 | 4:42:46 |
| M50-54 | 55 | 4:49:52 | 5:05:51 | 5:19:44 | 5:25:42 | 6:02:03 | 4:49:52 |
| M55-59 | 30 | 4:57:02 | 5:33:33 | 5:37:59 | 5:51:18 | 6:24:34 | 4:57:02 |
| M60-64 | 20 | 5:19:11 | 5:19:11 | 5:47:38 | 6:08:36 | 6:37:52 | 5:19:11 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 411 | 4:22:20 | 4:57:10 | 5:12:39 | 5:34:19 | 6:21:23 | 4:17:22 |
| FPRO | 13 | 4:17:22 | 4:17:22 | 4:18:26 | 4:19:02 | 4:25:54 | 4:17:22 |
| F18-24 | 12 | 5:00:41 | 5:00:41 | 5:25:40 | 5:37:21 | 6:23:15 | 5:00:41 |
| F25-29 | 62 | 4:48:16 | 5:00:31 | 5:17:24 | 5:43:38 | 6:30:18 | 4:48:16 |
| F30-34 | 76 | 4:40:38 | 5:03:43 | 5:24:10 | 5:36:42 | 6:19:17 | 4:40:38 |
| F35-39 | 86 | 4:37:39 | 5:11:11 | 5:23:25 | 5:34:19 | 6:20:43 | 4:37:39 |
| F40-44 | 80 | 4:54:03 | 5:03:19 | 5:10:40 | 5:33:25 | 6:11:14 | 4:54:03 |
| F45-49 | 46 | 5:07:48 | 5:15:21 | 5:21:59 | 5:46:51 | 6:18:55 | 5:07:48 |
| F50-54 | 28 | 5:09:20 | 5:16:40 | 5:29:24 | 5:50:06 | 6:22:08 | 5:09:20 |
| F55-59 | 5 | 6:20:45 | 6:20:45 | 6:20:45 | 6:20:45 | 7:59:56 | 6:20:45 |
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.