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 | 1,285 | 4:09:42 | 4:48:47 | 5:03:07 | 5:22:11 | 5:59:48 | 3:46:59 |
| MPRO | 16 | 3:46:59 | 3:46:59 | 3:50:17 | 3:53:42 | 4:01:13 | 3:46:59 |
| M18-24 | 50 | 4:25:34 | 4:28:27 | 4:46:02 | 5:03:16 | 5:41:51 | 4:25:34 |
| M25-29 | 119 | 4:38:10 | 4:48:47 | 5:01:30 | 5:24:33 | 5:58:55 | 4:28:02 |
| M30-34 | 216 | 4:26:20 | 4:56:53 | 5:06:44 | 5:22:55 | 6:04:09 | 4:15:07 |
| M35-39 | 315 | 4:43:28 | 4:54:42 | 5:04:40 | 5:22:53 | 5:59:51 | 4:27:57 |
| M40-44 | 313 | 4:37:43 | 4:51:07 | 5:07:55 | 5:24:43 | 6:00:23 | 4:23:46 |
| M45-49 | 172 | 4:29:12 | 4:55:30 | 5:12:42 | 5:27:19 | 6:01:36 | 4:21:13 |
| M50-54 | 53 | 4:37:50 | 4:47:01 | 5:15:17 | 5:35:28 | 6:03:27 | 4:37:50 |
| M55-59 | 25 | 5:03:01 | 5:03:32 | 5:05:28 | 5:07:05 | 5:47:10 | 5:03:01 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 293 | 4:15:17 | 4:58:38 | 5:16:50 | 5:36:36 | 6:20:21 | 4:07:47 |
| FPRO | 13 | 4:07:47 | 4:07:47 | 4:13:35 | 4:15:17 | 4:36:46 | 4:07:47 |
| F18-24 | 9 | 5:04:31 | 5:04:31 | 5:04:31 | 5:08:49 | 5:53:36 | 5:04:31 |
| F25-29 | 27 | 5:13:54 | 5:45:28 | 5:54:11 | 6:00:40 | 6:33:44 | 5:13:54 |
| F30-34 | 50 | 4:44:42 | 5:00:26 | 5:17:01 | 5:27:13 | 6:15:38 | 4:44:42 |
| F35-39 | 80 | 4:56:31 | 5:07:23 | 5:21:34 | 5:38:59 | 6:20:38 | 4:56:31 |
| F40-44 | 61 | 5:24:25 | 5:36:36 | 5:40:56 | 5:52:57 | 6:28:11 | 5:24:25 |
| F45-49 | 35 | 5:04:00 | 5:10:27 | 5:22:15 | 5:33:10 | 6:02:45 | 5:04:00 |
| F50-54 | 15 | 5:32:15 | 5:32:15 | 5:36:26 | 6:01:25 | 6:20:21 | 5:32:15 |
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.