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 | 133 | 4:17:21 | 4:39:51 | 5:06:40 | 5:30:22 | 6:25:58 | 4:09:57 |
| MPRO | 8 | 4:09:57 | 4:09:57 | 4:09:57 | 4:17:21 | 4:24:39 | 4:09:57 |
| M25-29 | 10 | 5:14:50 | 5:14:50 | 5:14:50 | 5:33:00 | 6:14:41 | 5:14:50 |
| M30-34 | 21 | 4:54:27 | 4:57:58 | 5:14:26 | 5:31:15 | 6:19:00 | 4:54:27 |
| M35-39 | 22 | 4:45:04 | 5:06:40 | 5:17:43 | 5:36:23 | 6:21:51 | 4:45:04 |
| M40-44 | 27 | 5:04:16 | 5:07:58 | 5:15:24 | 5:38:11 | 6:11:57 | 5:04:16 |
| M45-49 | 14 | 5:28:58 | 5:28:58 | 5:39:26 | 6:24:30 | 6:50:28 | 5:28:58 |
| M50-54 | 11 | 5:04:25 | 5:04:25 | 5:46:36 | 5:50:23 | 6:25:37 | 5:04:25 |
| M55-59 | 8 | 5:22:17 | 5:22:17 | 5:22:17 | 6:29:27 | 6:53:54 | 5:22:17 |
| M60-64 | 7 | 5:23:42 | 5:23:42 | 5:23:42 | 5:36:39 | 6:46:38 | 5:23:42 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 57 | 4:40:31 | 4:52:41 | 5:19:47 | 6:09:30 | 7:11:02 | 4:40:31 |
| FPRO | 6 | 4:40:31 | 4:40:31 | 4:40:31 | 4:46:56 | 4:52:41 | 4:40:31 |
| F25-29 | 8 | 5:50:35 | 5:50:35 | 5:50:35 | 6:09:30 | 6:43:14 | 5:50:35 |
| F30-34 | 7 | 6:17:49 | 6:17:49 | 6:17:49 | 6:24:44 | 6:45:04 | 6:17:49 |
| F35-39 | 9 | 5:37:37 | 5:37:37 | 5:37:37 | 6:25:48 | 7:23:41 | 5:37:37 |
| F40-44 | 7 | 6:05:06 | 6:05:06 | 6:05:06 | 6:28:02 | 7:40:58 | 6:05:06 |
| F45-49 | 7 | 6:11:10 | 6:11:10 | 6:11:10 | 6:12:56 | 6:49:48 | 6:11:10 |
| F55-59 | 5 | 6:34:15 | 6:34:15 | 6:34:15 | 6:34:15 | 7:47:34 | 6:34:15 |
Source: Seffrin A., Nikolaidis P.T., Andrade M.S., Villiger E., Rosemann T., Weiss K., Ferreira D., Knechtle B. (2026). A dataset of 3.6 million IRONMAN triathlon records with transition times (2002-2026), v4.0.0. Zenodo. CC BY 4.0. doi:10.5281/zenodo.23421027.